Summer 2015
Suffolk Argus The
Small Tortoiseshell on nectar-rich Erysimum ‘Bowles Mauve’
photo Bill Stone
The Newsletter of the Suffolk Branch of Butterfly Conservation
Summer 2015
1
Volume 63
2014 Butterfly Report 2014 Butterfly Report 2014 Butterfly Report Distribution of Suffolk’s The Suffolk Argus 2014 Butterfly 2014 Butterfly Report Report Distribution of Suffolk’s seven BAP species Distribution of Suffolk’s seven BAP species 2014 Butterfly Report seven BAP species Distribution Distribution of Suffolk’s of Report Suffolk’s 2014 Butterfly seven BAP sevenspecies BAP species Distribution Suffolk’s Distribution ofofSuffolk’s seven BAPspecies species seven BAP (Pages 11-14) Dingy Skipper 2014 ϭ ƐŝŐŚƟŶŐ 2-‐9 max seen 10+ max seen
Silver-‐studded Blue: 2014 ϭ ƐŝŐŚƟŶŐ 2-‐9 max seen 10+ max seen
tŚŝƚĞͲůĞƩĞƌ ,ĂŝƌƐƚƌĞĂŬ ϮϬϭϰ ϭ ƐŝŐŚƟŶŐ 2-‐9 max seen 10+ max seen
Grayling 2014 ϭ ƐŝŐŚƟŶŐ 2-‐9 max seen 10+ max seen
White Admiral 2014 ϭ ƐŝŐŚƟŶŐ 2-‐9 max seen 10+ max seen
Wall: 2014 ϭ ƐŝŐŚƟŶŐ 2-‐9 max seen 10+ max seen
^ŵĂůů ,ĞĂƚŚ ϮϬϭϰ ϭ ƐŝŐŚƟŶŐ 2-‐9 max seen 10+ max seen
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Summer 2015
Contents Branch Contacts New Members Wider Countryside Butterfly Survey 2014 Butterfly Report Purdis Heath SSSI Update May 2015 Notes on the Photos of Day-flying Moths AGM Photographic Competition Six of The Best in 2014 - Part Two New Beginnings Seventy-Four Years Later Farmers Do Listen - Sometimes!
4 5 5 6 18 20 20 21 22 23 23 24
Editorial
Peter Maddison When this newsletter drops onto your GRRUPDW RU ,QER[ RXU KLJK VXPPHU EXWWHUÀLHV will be emerging. Skippers, Browns, Blues, Admirals, Tortoiseshells, and more will be ¿OOLQJ WKH DLU , KRSH WKH\ ZLOO EH ¿OOLQJ RXU notebooks and phone apps too. Recording what we have and comparing annual results LQGLFDWHV KRZ RXU EXWWHUÀLHV DUH IDULQJ DQG GHWHUPLQHV IXWXUH FRQVHUYDWLRQ PHDVXUHV ,Q WKLV LVVXH ZH KDYH WKH %XWWHUÀ\ 5HSRUW IRU PDGH SRVVLEOH EHFDXVH SHRSOH WRRN WKH WURXEOH WR UHFRUG UHFRUGV were received by Bill Stone who, quite PDJQL¿FHQWO\ FROODWHG WKHP DQG WRJHWKHU with Rob Parker, produced the report.
WKH $*0 'HWDLOV RI ERWK WKH FRPSHWLWLRQ DQG WKH QHZ YHQXH IRU WKH $*0 DUH ZLWKLQ these pages. 7KH 6XIIRON $UJXV LV DYDLODEOH RQOLQH ,I DW present you receive a hard copy and would like to view the online version contact Sue 6LGOH ZKR ZLOO IRUZDUG \RX D OLQN WR WKH VLWH VXVDQVLGOH #JPDLO FRP
Do we have your email address? It will help us to communicate changes to HYHQWV DQG %UDQFK QHZV LI ZH KDYH \RXU email address. Please email your name to P\HPDLO#VXIIRONEXWWHUÀLHV RUJ XN ***** using your normal email address and This year there will be a Photographic ‘Email Address’ as the subject. Competition, with judging to take place at 3
The Suffolk Argus
Suffolk Branch Contacts President Howard Mendel c/o The Natural History Museum, Cromwell Rd, London SW7 5BD Tel: 0207 938 8782
&RQVHUYDWLRQ 2FHU %XWWHUÁLHV Rob Parker &RUQÀHOG 5G Bury St Edmunds IP33 3BN Tel: 01284 705476 email: robparker@waitrose.com
Chairman Mike Dean Coach House, Ixworth, Bury St Edmunds IP31 2HL Tel: 01359 230292 email: Michael.Dean2@ virginmedia.com
&RQVHUYDWLRQ 2FHU 0RWKV Tony Prichard 3, Powling Rd., Ipswich IP3 9JR Tel: 01473 270047 email: tony.prichard@btinternet.com
Membership Secretary Susan Sidle Five Gables, The Ling, Wortham, Diss, Norfolk IP22 1ST Tel: 01379 643665 email: susansidle361@gmail.com
%XWWHUÁ\ +DELWDW &RQVHUYDWLRQ 2FHU Matt Berry Tel: 07599 243026 email: matt@greenwings.co Newsletter Editor Peter Maddison Barnmead, Fishpond Rd, :DOGULQJÀHOG Woodbridge IP12 4QX Tel: 01473 736607 email: prmaddison@yahoo.co.uk
Treasurer Dominic Hill Tel: 01359 269855 email: domhill25@icloud.com Secretary Julian Dowding 84, Clapgate Lane, Ipswich IP3 0RE Tel: 01473 436096 email: julian.dowding@ntlworld.com
5HJLRQDO 2FHU (DVWHUQ (QJODQG Sharon Hearle 50, Barry Lynham Drive Newmarket, CB8 8YT Tel: 01638 484145 HPDLO VKHDUOH#EXWWHUÁ\ FRQVHUYDWLRQ RUJ
&RXQW\ %XWWHUÁ\ 5HFRUGHU Bill Stone 26, Thomas Crescent, Kesgrave, Ipswich IP5 2HN, Tel: 01473 570204 HPDLO EXWWHUÁLHV#VQV RUJ XN
Website Richard Perryman email: richard.perryman@ntlworld.com WCBS Co-ordinator Twm Wade email: twm.wade@ yahoo.com
Committee Member Helen Saunders email: helens919@gmail.com
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4
Summer 2015
New Members
Susan Sidle, Branch Membership Secretary 7KH IROORZLQJ QHZ PHPEHUV DUH ZDUPO\ ZHOFRPHG WR WKH 6XIIRON %UDQFK 0V / $QGUHZV 0U 6 0RRUH )DPLO\ /RZHVWRIW
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Ms C Prendergast, Merton
Miss K M Charlton, Stowmarket
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Mr C A Stadler, Ipswich
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Mr R Kitchener, Ipswich
Mrs D Todd, Bury St Edmunds
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,Q DGGLWLRQ WR %XWWHUÀ\ &RQVHUYDWLRQ¶V :HOFRPH 3DFN DOO QHZ PHPEHUV LQFOXGLQJ WKRVH MXVW QHZ WR 6XIIRON EUDQFK VKRXOG KDYH UHFHLYHG D :HOFRPH /HWWHU IURP PH DV 0HPEHUVKLS 6HFUHWDU\ E\ HPDLO RU WKURXJK WKH SRVW ,I \RX GRQ¶W WKLQN \RX KDYH UHFHLYHG \RXU EUDQFK :HOFRPH /HWWHU SOHDVH OHW PH know. :H ORRN IRUZDUG WR PHHWLQJ VRPH RI \RX LQ WKH VHDVRQ DKHDG Contact details for Susan Sidle: susansidle361@gmail.com or 01379 643665.
Wider Countryside Butterfly Survey 7KUHH QHZ :&%6 VTXDUHV DUH DYDLODEOH IRU VXUYH\LQJ RQFH LQ -XO\ DQG RQFH LQ $XJXVW WKLV \HDU *ULG 5HI 7/ 7/ 70
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Editorial copy date &RQWULEXWLRQV IRU WKH $XWXPQ HGLWLRQ RI RXU QHZVOHWWHU are very welcome and should be sent to the Editor, Peter Maddison, no later than Sunday 27th Sept, 2015. $Q\ SLHFH RI ZULWLQJ FRQVLGHUHG WR EH RI LQWHUHVW ZLOO EH published and we also welcome line drawings, prints
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The Suffolk Argus
2014 Butterfly Report Bill Stone and Rob Parker
Summary /LNH D ORW RI \RX , KDG JUHDW KRSHV IRU D JUHDW 6XIIRON EXWWHUÀ\ \HDU LQ :LWK WKH SUHYLRXV \HDU DOORZLQJ D ORW RI VSHFLHV WR UHFRYHU DIWHU WKH GLVDVWURXV P\ ¿QJHUV ZHUH ¿UPO\ FURVVHG IRU DQRWKHU \HDU RI DOO URXQG LPSURYHPHQWV LQ QXPEHUV DQG VXVWDLQDELOLW\ +RZHYHU DOWKRXJK LW ZDV D UHODWLYHO\ VHWWOHG \HDU ZHDWKHU ZLVH PRVW VSHFLHV IDLOHG WR VKRZ VLJQL¿FDQW UHFRYHULHV and the long term trend is still a concerning one.
WR WK -XO\ 2Q WK $XJXVW H[ KXUULFDQH Bertha brought strong winds, heavy rain and ÀRRGLQJ WR QRUWK HDVW 6FRWODQG DQG D PDMRU ZLQWHU VWRUP DIIHFWHG WKH QRUWK RI WKH 8. LQ early December. 7KH 8. PHDQ WHPSHUDWXUH IRU ZDV & & DERYH WKH ORQJ WHUP DYHUDJH DQG WKH ZDUPHVW \HDU LQ WKH 8. VHULHV DKHDG RI & 7KLV PHDQV that the eight warmest years in this series KDYH DOO RFFXUUHG VLQFH ,W ZDV WKH ZDUPHVW \HDU IRU DOO FRXQWULHV DQG FOLPDWH GLVWULFWV H[FHSW 1RUWKHUQ ,UHODQG ZKHUH LW ZDV WKLUG ZDUPHVW EHKLQG DQG It was also marginally the warmest year on UHFRUG LQ WKH &(7 VHULHV IURP MXVW DKHDG RI :KLOH DOO PRQWKV H[FHSW August were warmer than average, none ZDV UHFRUG EUHDNLQJ 7KH QXPEHU RI DLU IURVWV IRU WKH 8. ZDV SURYLVLRQDOO\ ORZHVW LQ D VHULHV IURP
Overview of the UK weather in 2014 All months except August were warmer than average, and this was the warmest year on UHFRUG IRU WKH 8. ,W ZDV DOVR ZHWWHU WKDQ DYHUDJH IRU PDQ\ ORFDWLRQV SDUWLFXODUO\ VRXWK HDVW (QJODQG DQG HDVWHUQ 6FRWODQG 7KH PRVW H[WUHPH ZHDWKHU HYHQWV RI WKH \HDU ZHUH WKH ZLQWHU VWRUPV RI -DQXDU\ DQG )HEUXDU\ ZKLFK EURXJKW GDPDJLQJ ZLQGV ZLWK LQODQG DQG FRDVWDO ÀRRGLQJ ,Q FRPSDULVRQ WKH UHVW RI WKH \HDU ZDV UHODWLYHO\ TXLHW 6XPPHU EURXJKW VRPH ¿QH ZHDWKHU SDUWLFXODUO\ LQ -XQH DQG -XO\ 7KHUH ZHUH QR PDMRU KHDW ZDYHV EXW VHYHUDO LQVWDQFHV RI WRUUHQWLDO VXPPHU GRZQSRXUV FDXVLQJ ORFDOLVHG ÀDVK ÀRRGLQJ IRU H[DPSOH DFURVV SDUWV RI (QJODQG RQ WK
7KH 8. UDLQIDOO WRWDO IRU ZDV PP RI WKH DYHUDJH DQG WKH IRXUWK ZHWWHVW \HDU LQ WKH 8. VHULHV IURP EHKLQG DQG 7KLV PHDQV WKDW ¿YH RI WKH VL[ ZHWWHVW \HDUV LQ WKLV VHULHV KDYH RFFXUUHG VLQFH 1R individual regions had their wettest year RQ UHFRUG EXW IRU 6FRWODQG DQG VRXWK HDVW
2014 Weather for East Anglia Season :LQWHU Spring Summer Autumn
Mean Temp
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Rainfall
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Summer 2015 (QJODQG ZDV WKH WKLUG ZHWWHVW \HDU $ ODUJH FRQWULEXWLRQ WR WKH KLJK DQQXDO UDLQIDOO WRWDO FDPH IURP YHU\ ZHW ZHDWKHU LQ -DQXDU\ DQG )HEUXDU\ 0D\ 2FWREHU DQG 1RYHPEHU were also wetter than average and August ZDV HVSHFLDOO\ ZHW DFURVV 1RUWKHUQ 6FRWODQG +RZHYHU PRVW RWKHU PRQWKV were drier than average in most areas, and 6HSWHPEHU ZDV WKH GULHVW LQ WKH VHULHV IURP IRU WKH 8.
recorded as commented below. Early & Late 7KH PLOG ZLQWHU PHDQW WKDW D ORW RI EXWWHUÀLHV VWDUWHG WR DSSHDU HDUO\ IURP their hibernation and a Brimstone seen RQ nd -DQXDU\ EHFDPH RXU HDUOLHVW HYHU SUHYLRXVO\ th -DQXDU\ 7KH WUDGLWLRQDO VSULQJ WLPH VSHFLHV DOVR DSSHDUHG HDUOLHU than usual and new earliest dates were UHFRUGHG IRU 2UDQJH WLS RQ th March SUHYLRXVO\ rd 0DUFK DQG 6SHFNOHG :RRG RQ th 0DUFK SUHYLRXVO\ th 0DUFK 2I QRWH D QHZ HDUOLHVW GDWH IRU /DUJH :KLWH ZDV UHFRUGHG YLD WKH %72 *DUGHQ %XWWHUÀ\ 6XUYH\ RQ WKH th )HEUXDU\ SUHYLRXVO\ th 0DUFK EXW SHUKDSV WKH PRVW EL]DUUH HDUOLHVW UHFRUG ZDV WKDW RI D *DWHNHHSHU UHFRUGHG RQ WK 0DUFK DW 6XWWRQ +HDWK 7KH SUHYLRXV HDUOLHVW GDWH IRU WKLV VSHFLHV ZDV RQ WKH th -XQH 1RW ZDQWLQJ WR EH OHIW RXW 0HDGRZ Brown also appeared very early across the FRXQW\ 2QH VHHQ RQ WKH th April beat the SUHYLRXV HDUOLHVW GDWH RI th May by several ZHHNV $ QXPEHU RI RXU WUDGLWLRQDO VXPPHU species were also on the wing early no GRXEW GXH WR WKH ¿QH -XQH ZHDWKHU )RXU RI WKHP DFKLHYHG WKHLU HDUOLHVW UHFRUGHG GDWHV :KLWH $GPLUDO th -XQH SUHYLRXVO\ th -XQH *UD\OLQJ th -XQH SUHYLRXVO\ st -XQH 6LOYHU ZDVKHG )ULWLOODU\ th -XQH SUHYLRXVO\ th -XQH DQG 3XUSOH (PSHURU RQ rd -XQH SUHYLRXVO\ th -XQH
ZDV D VXQQLHU WKDQ DYHUDJH \HDU IRU PRVW DUHDV EXW QRW H[FHSWLRQDOO\ VR Sunshine amounts varied regionally but in JHQHUDO 0DUFK -XO\ DQG 'HFHPEHU ZHUH notably sunny months whereas May and 2FWREHU ZHUH UDWKHU GXOO Residents - Winners & Losers 2XU IDPLOLDU VSHFLHV VXFK DV 5HG $GPLUDO Comma, Peacock and Small Tortoiseshell all appeared to have had a reasonable year with these species seen in good numbers throughout the year. The mild spring also KHOSHG RXU HDUO\ EXWWHUÀLHV DQG 2UDQJH WLS *UHHQ YHLQHG :KLWH DQG *UHHQ +DLUVWUHDN DSSHDUHG WR KDYH GRQH ZHOO 6LQJOH EURRGHG JUDVVODQG EXWWHUÀLHV VXFK as Meadow Brown and Ringlet started very well but were then hit hard when the weather changed dramatically in August DQG WKH\ HIIHFWLYHO\ KDG WKHLU ÀLJKW SHULRGV stopped. The August “blip” also nudged D QXPEHU RI VSHFLHV LQWR HDUO\ KLEHUQDWLRQ DQG WKH DPRXQW RI EXWWHUÀLHV RQ WKH ZLQJ SOXQJHG FRQVLGHUDEO\ :RRGODQG IDYRXULWHV VXFK DV 3XUSOH +DLUVWUHDN :KLWH $GPLUDO DQG 6LOYHU ZDVKHG )ULWLOODU\ DSSHDUHG early, emergence no doubt encouraged by WKH ZDUP 0D\ -XQH SHULRG 7KH ZDUP 6HSWHPEHU 2FWREHU SHULRG DOVR HQFRXUDJHG WKH ZRRGODQG EXWWHUÀLHV WR UHPDLQ RQ WKH wing and rare second broods were noted OHDGLQJ WR D QXPEHU RI ODWHVW GDWHV EHLQJ
:LWK ERWK 6LOYHU ZDVKHG )ULWLOODU\ DQG White Admiral on the wing so early and HQMR\LQJ D ¿QH VXPPHU LW ZDV QR VXUSULVH WR VHH HYLGHQFH RI D VHFRQG EURRG $V VXFK late appearing individuals extended the GDWHV IRU ERWK VSHFLHV ZLWK 6LOYHU ZDVKHG )ULWLOODU\ VHHQ RQ rd 2FWREHU SUHYLRXVO\ th $XJXVW DQG :KLWH $GPLUDO RQ th 2FWREHU SUHYLRXVO\ th 2FWREHU %RWK *UHHQ DQG 7
The Suffolk Argus 3XUSOH +DLUVWUHDN ZHUH DOVR UHFRUGHG À\LQJ late in comparison to previous years. As VXFK D *UHHQ +DLUVWUHDN VHHQ RQ rd -XO\ EHFDPH D QHZ ODWHVW GDWH SUHYLRXVO\ th -XO\ DQG D 3XUSOH +DLUVWUHDN À\LQJ RQ th 6HSWHPEHU EHFRPH WKH QHZ ODWHVW GDWH IRU WKLV VSHFLHV SUHYLRXVO\ th 6HSWHPEHU
Both were photographed and videoed and WKH LGHQWL¿FDWLRQ FRQ¿UPHG ,QWHUHVWLQJO\ RWKHUV ZHUH UHFRUGHG ORFDOO\ LQ 1RUIRON &DPEULGJHVKLUH DQG (VVH[ DV ZHOO DV IXUWKHU D¿HOG LQ /LQFROQVKLUH DQG (DVW <RUNVKLUH DQG LQODQG DV IDU DV 5XWODQG 7KLV LV D EXWWHUÀ\ WKDW KLEHUQDWHV HDUO\ DQG WKHUHIRUH LW LV KRSHG WKDW VRPH RI WKRVH VHHQ LQ Migrants ZLOO UH DSSHDU LQ WKH VSULQJ RI (At The year started well, with a Large the time of writing this report at least three Tortoisehell EHLQJ IRXQG DW 3HHZLW +LOO Scarce Tortoiseshells have been reported in )HOL[VWRZH RQ th March. Despite the Suffolk in 2015). ZHDWKHU EHLQJ XQVHWWOHG WKH EXWWHUÀ\ lingered with the last sighting reported on 7ZR UHFRUGV IRU Swallowtail were received th 0DUFK 1RUPDOO\ D VLJKWLQJ RI D /DUJH GXULQJ WKH \HDU 2Q th -XO\ D 6ZDOORZWDLO 7RUWRLVHKHOO ZRXOG VWDQG RXW DV D EXWWHUÀ\ ZDV UHFRUGHG À\LQJ LQ D &URZ¿HOG JDUGHQ RI WKH \HDU KRZHYHU QR RQH FRXOG KDYH and photographs taken suggest this was predicted what would happen later in the RQH RI WKH FRQWLQHQWDO UDFH P. m. gorganus. year. The second record concerned a caterpillar IRXQG DW :DOEHUVZLFN RQ th -XO\ ,W¶V ,Q 6XIIRON SOD\HG D UROH LQ ZKDW ZDV GLI¿FXOW WR VD\ ZLWK FHUWDLQW\ ZKHUH WKLV UHIHUUHG WR DV WKH ³EXWWHUÀ\ HYHQW RI WKH FDPH IURP DV LW FRXOG KDYH EHHQ WKH RII GHFDGH´ ZLWK WKH DUULYDO RI /RQJ WDLOHG VSULQJ IURP D ZDQGHULQJ IHPDOH IURP WKH %OXH EXWWHUÀLHV DORQJ WKH VRXWK HDVW FRDVW 1RUIRON SRSXODWLRQ D FRQWLQHQWDO EXWWHUÀ\ RI (QJODQG 7KHUHIRUH LQ LW ZDV or perhaps a local release. LQFUHGLEOH WR VHH 6XIIRON LQYROYHG DJDLQ LQ ZKDW ZDV GHVFULEHG DV D ³(XURSHDQ EXWWHUÀ\ $QRWKHU UDUH EXWWHUÀ\ LQ WKH IRUP RI D SKHQRPHQRQ´ 7KH EXWWHUÀ\ LQ TXHVWLRQ Queen of Spain Fritillary was seen in a this time was the Scarce Tortoiseshell SULYDWH JDUGHQ DW 1RUWK :DUUHQ RQ th August (Nymphalis xanthomelas DOVR NQRZQ DV DQG DJDLQ RQ th $XJXVW 2I LQWHUHVW WKH <HOORZ OHJJHG 7RUWRLVHVKHOO 7KH UDQJH RI EXWWHUÀ\ ZDV LGHQWL¿HG DIWHU WKH UHFRUGHU WKLV EXWWHUÀ\ LV ORFDOLVHG WR VXLWDEOH KDELWDW KHOG XS D FRS\ RI 5LFKDUG 6WHZDUW¶V ERRN WKH LQ FHQWUDO DQG (DVWHUQ (XURSH +RZHYHU ³0LOOHQQLXP $WODV RI 6XIIRON %XWWHUÀLHV´ UHSRUWV YLD VRFLDO PHGLD LQ -XQH -XO\ DORQJVLGH LW DQG FRPSDUHG WKH ERRN¶V IURQW LGHQWL¿HG WKDW WKLV EXWWHUÀ\ ZDV EHLQJ VHHQ FRYHU WR WKH EXWWHUÀ\ in good numbers throughout Scandinavia DQG WKH ORZ FRXQWULHV RI (XURSH 7KHUHIRUH Both Clouded Yellow and Painted Lady LW DSSHDUHG WKDW WKHUH ZDV D JRRG FKDQFH RI were reported throughout the year but LW KHDGLQJ HDVW WRZDUGV WKH 8. QXPEHUV ZHUH ZHOO GRZQ RQ 6RPH JRRG GRXEOH ¿JXUH FRXQWV RI &ORXGHG ,QFUHGLEO\ RQ WKH th -XO\ WZR EXWWHUÀLHV Yellow were still made with a highest count ZHUH IRXQG LQ 6XIIRON 2QH ZDV DW 563% RI EHLQJ PDGH RQ st -XO\ DW (DVW /DQH Minsmere and the other at Burgh Castle. near Bawdsey. The Red Admiral enjoyed 8
Summer 2015 a very good year and numbers increased considerably through May until September, SUREDEO\ DV D UHVXOW RI LQZDUG PLJUDWLRQ DV ZHOO DV VXFFHVVIXO ORFDOLVHG EUHHGLQJ *RRG counts were noted on the coast at key watch SRLQWV LQ ODWH 6HSWHPEHU DQG 2FWREHU DQG suggested return migration to the continent. 2I LQWHUHVW ZDV D 5HG $GPLUDO VHHQ IURP D SDVVHQJHU IHUU\ RQ th 2FWREHU À\LQJ VWURQJO\ VRXWK DSSUR[LPDWHO\ NP RII VKRUH IURP )HOL[VWRZH 6XIIRON $UJXV 9RO S UHIHUV
Based on these results the colony appears to EH VHOI VXVWDLQLQJ DQG ZRUWK\ RI DQ RQJRLQJ PRQLWRULQJ HIIRUW 1R RWKHU UHFRUGV ZHUH received in the year but it is highly likely that VPDOO SRFNHWV RI WKLV VSHFLHV H[LVW LQ VXLWDEOH FKDON ODQG KDELWDW HVSHFLDOO\ LI WKH ODUYDO host plant, horseshoe vetch (Hippocrepis comosa FDQ EH IRXQG
,QFUHDVHG DZDUHQHVV RI WKH Purple Emperor LQ WKH FRXQW\ EURXJKW DERXW E\ WKH ZRUN RI /L] *RRG\HDU DQG $QGUHZ 0LGGOHWRQ DQG 6XIIRON %XWWHUÀ\ &RQVHUYDWLRQ¶V 3XUSOH Other species of interest 3URMHFW GLG KHOS WKH QXPEHU RI VLJKWLQJV RI WKLV LQFUHGLEOH EXWWHUÀ\ WR LQFUHDVH VOLJKWO\ The Chalkhill Blue VLWH LQ WKH ZHVW RI WKH $V VHHQ LQ SUHYLRXV \HDUV WKH PDMRULW\ RI county was closely monitored and the table records related to the introduced colony UHYHDOV WKH UHVXOWV RI FRXQWV XQGHUWDNHQ at Theberton Woods but records were also UHFHLYHG IURP ZRRGODQGV LQ WKH QRUWK HDVW RI WKH FRXQW\ ZRRGV QHDU %XU\ 6W (GPXQGV Date Male Female DQG LQ WKH VRXWK ZHVW FRUQHU RI WKH FRXQW\ th -XO\ nd August 7KH PDS EHORZ VKRZV WKH ORFDWLRQV RI th August UHFRUGV IRU , DP VWLOO RI WKH RSLQLRQ st August 3 WKDW WKLV EXWWHUÀ\ H[LVWV DOEHLW LQ VPDOO th September numbers, throughout the county in suitable Purple Emperor: 2014 ϭ ƐŝŐŚƟŶŐ 2-‐9 max seen 10+ max seen
9
The Suffolk Argus ZRRGODQGV +RZHYHU LW UHPDLQV D GLI¿FXOW EXWWHUÀ\ WR VHH DQG D WKRURXJK XQGHUVWDQGLQJ RI LWV OLIH F\FOH DQG EHKDYLRXU LV UHTXLUHG WR PD[LPL]H WKH FKDQFH RI D VLJKWLQJ The Silver-washed Fritillary maintained its hold in the county with some good counts UHFHLYHG IURP D QXPEHU RI ZRRGODQG VLWHV 7KH KLJKHVW FRXQW ZDV RI RQ th -XO\ LQ ZRRGODQGV QHDU +LQWOHVKDP D QXPEHU RI RWKHU VLWHV UHSRUWHG LQGLYLGXDOV ,WV VSUHDG LQ FRQWLQXHG DOEHLW DW D PXFK slower pace than seen in previous years with UHFRUGV FRPLQJ IURP RQO\ WZR QHZ WHWUDGV That said it was still present in 33 tetrads DV FRPSDUHG WR WKH LQ ,W DSSHDUHG early in the year and seemed to have a good breeding season until the harsh weather hit LQ $XJXVW +RZHYHU D SDUWLDO VHFRQG EURRG was noted which generated a new latest date IRU WKH VSHFLHV LQ WKH FRXQW\ 7KH PDS EHORZ VKRZV WKH ORFDWLRQV RI UHFRUGV UHFHLYHG ^ŝůǀĞƌͲǁĂƐŚĞĚ &ƌŝƟůůĂƌLJ͗ ϮϬϭϰ ϭ ƐŝŐŚƟŶŐ 2-‐9 max seen 10+ max seen
10
2QO\ RQH ZHVW 6XIIRON UHFRUG ZDV UHFHLYHG IRU Marbled White and involved a singleton LQ 'HQVWRQ LQ -XO\ $ 0DUEOHG :KLWH VHHQ À\LQJ LQ $EEH\ *URYH )HOL[VWRZH RQ th April was a very odd record and must surely UHODWH WR D KRPH EUHG UHOHDVH (OVHZKHUH the species was again seen at the central ,SVZLFK VLWH À\LQJ IURP ODWH -XQH LQWR ODWH -XO\ EXW LQ QRWLFHDEO\ ORZHU QXPEHUV WKDQ ODVW \HDU 7KH EXWWHUÀ\ ZDV DOVR UHFRUGHG LQ small numbers at another site close by but it LV XQNQRZQ LI WKLV ZDV E\ QDWXUDO H[SDQVLRQ or by deliberate intervention. Unusual Species The year turned out to be an “interesting” RQH LQ UHVSHFW RI XQXVXDO DQG RGG VSHFLHV VHHQ LQ WKH FRXQW\ ZLWK WKH IROORZLQJ EHLQJ RI SDUWLFXODU QRWH $ High Brown Fritillary (Argynnis adippe ZDV IRXQG RQ WK -XO\ QHFWDULQJ RQ FRDVWDO EXGGOHMD DW /DQGJXDUG &RPPRQ )HOL[VWRZH 3KRWRV
Summer 2015 ZHUH WDNHQ DQG FRQ¿UPHG LW ZDV D PDOH DQG LQ UHDVRQDEO\ JRRG FRQGLWLRQ 7KH EXWWHUÀ\ GLG QRW OLQJHU DQG ZDV QRW VHHQ DJDLQ +LJK %URZQ )ULWLOODU\ KDV QRW RFFXUUHG LQ 6XIIRON VLQFH WKH ODWH ¶V DQG , XQGHUWRRN D QXPEHU RI HQTXLULHV WR WU\ DQG DVFHUWDLQ WKH OLNHOLKRRG RI LW EHLQJ D WUXH PLJUDQW IURP WKH FRQWLQHQW &RQWDFW ZLWK &KULV 9DQ 6ZDD\ RI 'XWFK %XWWHUÀ\ &RQVHUYDWLRQ UHYHDOHG WKDW DOWKRXJK +LJK %URZQ )ULWLOODU\ GRHV QRW RFFXU LQ +ROODQG VRPH LPPLJUDQWV IURP surrounding countries have been recorded. Good populations exist in the Ardennes, %HOJLXP DQG LQ HDVWHUQ *HUPDQ\ 1R UHIHUHQFHV FRXOG EH IRXQG IRU +LJK %URZQ )ULWLOODU\ PLJUDWLRQ DQG HVSHFLDOO\ FURVVLQJ ODUJH DUHDV RI ZDWHU &RQWDFW ZLWK 8. %XWWHUÀ\ 5HFRUGHUV ZKR KDYH +LJK %URZQ )ULWLOODU\ EUHHGLQJ LQ WKHLU FRXQWLHV IDLOHG WR UHYHDO DQ\ QRWLFHDEOH PRYHPHQWV RI WKH EXWWHUÀ\ LQ RU DQ\ SUHYLRXV \HDUV Indeed some commented how localised DQG UHVWULFWHG WKH EXWWHUÀ\ ZDV WR LWV VLWHV 2QOLQH UHVHDUFK KRZHYHU GRHV LQGLFDWH WKDW WKH ODUYDH RI WKLV VSHFLHV ZHUH DYDLODEOH WR EX\ IRU KRPH UHDULQJ SXUSRVHV LQ and it’s likely that a deliberate or accidental UHOHDVH PD\ DFFRXQW IRU WKLV VLJKWLQJ A Cleopatra (Gonepteryx cleopatra ZDV VHHQ RQ IDUP ODQG QHDU +DGOHLJK LQ HDUO\ $XJXVW DQG ZDV DSSDUHQWO\ SUHVHQW RQ DQG RII IRU D ZHHN QHFWDULQJ DQG GHIHQGLQJ D UDQN FORYHU SDWFK DJDLQVW RWKHU EXWWHUÀLHV $OWKRXJK widespread throughout southern Europe this species is not considered migratory so I can only assume that it was a release or escape IURP D SULYDWH FROOHFWLRQ $OVR LQ $XJXVW D QXPEHU RI UHFRUGV DQG DFFRPSDQ\LQJ SKRWRJUDSKV ZHUH UHFHLYHG IURP WKH )HOL[VWRZH DQG %DZGVH\ DUHDV RI ³EODFN´ Swallowtails. Closer scrutiny suggests the EXWWHUÀLHV WR EH IURP 1RUWK $PHULFD DQG 11
either Ozark Swallowtail (Papilio joanae or Black Swallowtail (Papilio polyxenes %ODFN 6ZDOORZWDLO LV D SRSXODU EXWWHUÀ\ IRU home rearing so again, I can only assume WKHVH ZHUH UHOHDVHG RU HVFDSHG IURP D ORFDO private collection. Suffolk Biodiversity Action Plan - Priority Species 6HYHQ VSHFLHV RI EXWWHUÀ\ RFFXUULQJ LQ 6XIIRON DUH GHHPHG DV 8. %$3 SULRULW\ VSHFLHV 7KHVH DUH 'LQJ\ 6NLSSHU 6LOYHU VWXGGHG %OXH :KLWH OHWWHU +DLUVWUHDN White Admiral, Grayling, Wall and Small +HDWK 'LVWULEXWLRQ PDSV DUH VKRZQ RQ 3DJH WKH LQVLGH SDJH RI WKH IURQW FRYHU See also KWWS ZZZ VXIIRONELRGLYHUVLW\ RUJ ELRGLYHUVLW\ DFWLRQ SODQV DVS[ Dingy Skipper Despite the strong season enjoyed by this VSHFLHV LQ WKH SUHYLRXV \HDU IDLOHG WR VKRZ VLJQL¿FDQW H[SDQVLRQ RU DQ LQFUHDVH in numbers. As such it remains a very YXOQHUDEOH EXWWHUÀ\ LQ QHHG RI FRQWLQXRXV PRQLWRULQJ DQG FRQVHUYDWLRQ HIIRUW ,W UHPDLQV SUHVHQW DFURVV D ZLGH DUHD RI WKH HDVWHUQ .LQJ¶V )RUHVW DQG LQ WKH 7KHWIRUG +HDWK DUHD H[WHQGLQJ HDVW WR 5$) %DUQKDP and west to Elveden Center Parcs. ,W ZDV ¿UVW UHFRUGHG RQ WKH th May and WKH ODVW UHFRUG UHFHLYHG ZDV RQ WKH th -XQH VXJJHVWLQJ D ÀLJKW VHDVRQ RI MXVW RYHU D PRQWK LQ WRWDO $V QRWHG LQ WKH ÀRZHULQJ SHULRG RI WKH %LUG¶V IRRW 7UHIRLO ZDV ODWHU than normal so it appears that emergence is QR ORQJHU FRLQFLGLQJ ZLWK LWV NH\ ODUYDO IRRG plant. The resulting distribution map shows 'LQJ\ 6NLSSHU LQ WHWUDGV ZKLFK LV GRZQ
The Suffolk Argus RQ
6HSWHPEHU DW %ODFN +HDWK 7KLV \HDU WKH EXWWHUÀ\ ZDV UHFRUGHG LQ WHWUDGV DV shown in the map.
2014 Survey $V ZLWK PDQ\ EXWWHUÀ\ VXUYH\V FKRVHQ dates to undertake counts, do not necessarily FRLQFLGH ZLWK LGHDO ZHDWKHU DQG SHDN À\LQJ SHULRGV 7KH 6XIIRON %UHFNODQG SRSXODWLRQ QRUPDOO\ ÀLHV GD\V DIWHU WKRVH ¿UVW seen in Cambridgeshire along the Devils '\NH ,Q VHDUFKHV FRPPHQFHG RQ th 0D\ ZKLFK UHVXOWHG LQ EXWWHUÀLHV EHLQJ VHHQ LQ WKH HDVWHUQ .LQJV )RUHVW 7KH PDLQ .LQJV )RUHVW VXUYH\ WRRN SODFH RQ th 0D\ UHVXOWLQJ LQ D UHVSHFWDEOH QXPEHU RI EXWWHUÀLHV EHLQJ IRXQG 7KH VXUYH\ DOVR UHLQIRUFHG ZKDW ZDV QRWHG LQ LQ WKDW WKH ÀLJKW DUHD ZDV VWLOO ELDVHG WRZDUGV WKH HDVWHUQ HGJH RI WKH IRUHVW 7KH :RUGZHOO ULGH LQ WKH VRXWK HDVW FRUQHU RI WKH IRUHVW SURYLGHG DOPRVW D WKLUG RI WKH QXPEHUV VHHQ DQG FRQWLQXHG WR VKRZ WKH EHQH¿WV RI WKH ride widening work undertaken. 2YHU WKH IROORZLQJ ZHHNV IXUWKHU VHDUFKHV ZHUH XQGHUWDNHQ E\ D QXPEHU RI GHGLFDWHG LQGLYLGXDOV RI WKH 7KHWIRUG +HDWK DUHD (OYHGHQ &HQWHU 3DUFV DQG 5$) %DUQKDP ZLWK YDULDEOH UHVXOWV 2Q D SRVLWLYH QRWH WKH SUHVHQFH RI WKH EXWWHUÀ\ LQ WKHVH DUHDV GRHV SURYLGH VRPH FRQ¿GHQFH IRU LWV IXWXUH VXUYLYDO LQ WKH 6XIIRON %UHFNODQG Silver-studded Blue :LWK EHLQJ D UHODWLYHO\ JRRG \HDU IRU WKLV VSHFLHV LW ZDV KRSHG WKDW would support continued improvement and SRSXODWLRQ JURZWK +RZHYHU LW GLG DSSHDU WR EH D IUXVWUDWLQJ \HDU IRU WKLV EXWWHUÀ\ ZLWK many observers expressing disappointment DV WR ORZ QXPEHUV 7KH ¿UVW VLJKWLQJ ZDV on 3rd -XQH DW %OD[KDOO &RPPRQ ZLWK WKH ODVW VLJKWLQJ RI D YHU\ ODWH IHPDOH RQ th 12
Results of Annual Count 7KLV \HDU D WRWDO RI RXW RI VLWHV ZHUH FRXQWHG ZLWK EXWWHUÀLHV EHLQJ recorded. When compared to the “datum \HDU´ RI ZKHUH EXWWHUÀLHV ZHUH counted this returns a very disappointing ¿JXUH RI RQO\ 'XH WR D FKDQJH LQ 563% SULRULWLHV QR VWDII WLPH FDQ QRZ EH XVHG IRU PRQLWRULQJ 6LOYHU VWXGGHG %OXH SRSXODWLRQV $V D GLUHFW UHVXOW RI WKH 0LQVPHUH VLWHV ZHUH QRW FRXQWHG LQFOXGLQJ VWURQJ FRORQLHV 7KLV SOD\HG D VLJQL¿FDQW SDUW LQ SURGXFLQJ WKH ORZ RYHUDOO FRXQW 7KUHH RWKHU VLWHV UHWXUQHG FRXQWV RI QLO LQFOXGLQJ WKH DSSDUHQW ORVW FRORQ\ RI Walberswick. 6RPH SRVLWLYH QHZV ZDV UHFHLYHG IURP 3XUGLV +HDWK ZKHUH WKH HIIRUWV RI ORFDO volunteers appear to have supported a slight increase in numbers compared to last year’s count. In addition, the local Ransomes CWS site also showed a marginal increase and a VPDOO QXPEHU RI 6LOYHU VWXGGHG %OXHV ZHUH UHFRUGHG DW D QHZ VLWH DW 3LSHUV 9DOH ,W LV WKRXJKW WKH EXWWHUÀ\ PD\ KDYH EHHQ EURXJKW in with heather strewing. 8QIRUWXQDWHO\ WKH 563% GHFLVLRQ DW Minsmere looks like being permanent, so arrangements have been made to FUHDWH WZR VLQJOH VSHFLHV WUDQVHFWV DV D PHWKRG RI VDPSOLQJ WKH RYHUDOO QXPEHUV in the Minsmere colonies. This will take HIIHFW IURP RQZDUGV LQ SODFH RI WKH WUDGLWLRQDO DQQXDO FRXQW DW SRSXODWLRQ peak.
Summer 2015 White-letter Hairstreak
White Admiral
7KH :KLWH OHWWHU +DLUVWUHDN LV D WURXEOHVRPH EXWWHUÀ\ IRU UHFRUGLQJ SXUSRVHV 6HHLQJ WKH EXWWHUÀ\ DQG DFFXUDWHO\ DGGUHVVLQJ WKH SRSXODWLRQ RI WKLV VSHFLHV LV GLI¿FXOW GXH WR LW LQYDULDEO\ À\LQJ LQ WKH FDQRS\ RI HOPV DQG neighbouring trees. It can also roam wide areas utilising elm hidden amongst roadside KHGJHURZV ,W LV WKHUHIRUH GLI¿FXOW WR FRXQW DZD\ IURP NQRZQ VLWHV ZKHUH HVWDEOLVKHG viewing positions are normally used. ,GHQWLI\LQJ DGGLWLRQDO VLWHV LV LPSRUWDQW IRU WKH IXWXUH DVVHVVPHQW RI WKLV VSHFLHV /RRNLQJ IRU HOPV LV WKH VSULQJ LV D XVHIXO PHWKRG DV WKH\ RIWHQ JHW ORVW DPRQJVW other more dominant trees as the canopy develops. These sites can then be recorded DQG UHWXUQHG WR LQ WKH VXPPHU IRU DFFXUDWH monitoring. ,Q UHVSHFW RI WKLV EXWWHUÀ\ ZDV UHFRUGHG LQ WHWUDGV D GURS RI RQ ODVW \HDU¶V ¿JXUHV 7KH ODVW ¿YH \HDU SHULRG VKRZV LW SUHVHQW LQ WHWUDGV ,W ZDV ¿UVW VHHQ RQ th -XQH DW %XU\ 6W (GPXQGV *ROI &OXE DQG ODVW UHFRUGHG RQ th -XO\ DW VLWHV LQ ERWK WKH HDVW DQG ZHVW RI WKH FRXQW\ 7KH KLJKHVW QXPEHU UHFRUGHG ZDV DW &DYHQKDP RQ th -XQH DOWKRXJK VHYHUDO QHDU GRXEOH ¿JXUH FRXQWV ZHUH PDGH GXULQJ WKH ÀLJKW SHULRG +RZHYHU WKH UHFRUGV UHFHLYHG WKLV \HDU GR VXJJHVW D VPDOO GURS LQ QXPEHUV 2I QRWH WKH 8.%06 \HDU WUHQG IRU WKLV VSHFLHV LV D ZRUU\LQJ IDOO LQ DEXQGDQFH DQG WKH FRPSDULVRQ LGHQWL¿HV DQ IDOO ,Q 6XIIRON WKH UHFRUGV UHFHLYHG IRU DUH ZLGHVSUHDG DV FDQ EH VHHQ IURP the distribution map.
The White Admiral appeared to have a good \HDU LQ 6XIIRON EHLQJ UHFRUGHG LQ WHWUDGV DQ LQFUHDVH RI RQ ODVW \HDU¶V WRWDO RI 6FUXWLQ\ RI WKH UHFRUGV UHFHLYHG VXJJHVWV the additional tetrads indicate short distance expansion on established sites which is very SRVLWLYH 7KH ODVW ¿YH \HDU SHULRG VKRZV WKDW WKH EXWWHUÀ\ KDV EHHQ UHFRUGHG LQ WHWUDGV ,W DSSHDUHG HDUO\ DV GLG D QXPEHU RI WKH summer woodland species and a new earliest recorded date was set with an individual EHLQJ VHHQ GXULQJ D ELUG ULQJLQJ VHVVLRQ RQ th -XQH LQ 563% :ROYHV :RRG 1XPHURXV GRXEOH ¿JXUH FRXQWV ZHUH UHFHLYHG ZLWK WKH KLJKHVW FRXQW RI EHLQJ PDGH RQ th -XQH LQ %UDG¿HOG :RRGV 0DQ\ UHFRUGV ZHUH UHFHLYHG IURP -XQH ULJKW WKURXJK WR PLG $XJXVW ZKHUH WKHUH DSSHDUHG WR EH D GH¿QLWH ¿QLVK WR WKH VHDVRQ SHUKDSV FRLQFLGLQJ with the unpleasant weather experienced. A small second generation was then noted ZLWK VLJKWLQJV DJDLQ EHLQJ UHSRUWHG IURP th 6HSWHPEHU WKURXJK WR th 2FWREHU 7KLV ODVW VLJKWLQJ ZDV PDGH LQ )UDPOLQJKDP DQG ZDV D QHZ ODWHVW GDWH IRU WKH FRXQW\ 2Q WKH GLVWULEXWLRQ PDS IRU :KLWH $GPLUDO LW LV LQWHUHVWLQJ WR QRWH WKH YHU\ IHZ UHFRUGV IURP WKH ZHVW RI WKH FRXQW\
13
Grayling 7KDQNIXOO\ WKH *UD\OLQJ DSSHDUHG WR KDYH HQMR\HG D JRRG \HDU LQ 6XIIRON EHLQJ UHFRUGHG LQ WHWUDGV DQ LQFUHDVH RI RQ ODVW \HDU¶V WRWDO RI 7KH ¿QH ZHDWKHU encouraged it on to the wing early and the ¿UVW RI WKH VHDVRQ ZDV UHFRUGHG RQ th -XQH at Blaxhall Common. This also constituted
The Suffolk Argus a new earliest date. It then appeared in good QXPEHUV WKURXJKRXW ODWH -XQH -XO\ DQG August with some excellent counts being PDGH LQFOXGLQJ D KLJKHVW FRXQW RI PDGH DW :HVWOHWRQ +HDWK RQ th August. It was ODVW VHHQ RQ th September at Woodbridge $LU¿HOG The distribution map clearly shows the split in the county with the Breckland and Sandlings populations. It sharply represents WKLV VSHFLHV¶ SUHIHUHQFH WR GU\ VDQG\ grasslands. It used to be recorded in the JHQHUDO FRXQWU\VLGH RQ FOD\ VRLOV LQ +LJK 6XIIRON EXW WKHVH UHFRUGV DUH QRZ IHZ DQG IDU EHWZHHQ 7KH ³RGG´ GRW EHWZHHQ WKH HDVW and west populations represents one such UHFRUG ZLWK D VLQJOH EXWWHUÀ\ EHLQJ IRXQG QHDU 6KLPSOLQJ RQ th August. 7KH 8.%06 6XPPDU\ RI &KDQJHV 7DEOH IRU LGHQWL¿HV D VHULHV WUHQG RYHU ODVW \HDUV RI IRU WKH *UD\OLQJ SRSXODWLRQ DQG WKLV IDOO LQ DEXQGDQFH LV GHVFULEHG DV ³KLJKO\ VLJQL¿FDQW´ ,Q 6XIIRON LW UHPDLQV a weak but stable population but clearly vulnerable and it is essential that close monitoring continues. Wall The Wall appeared to experience another GLI¿FXOW \HDU ZLWK WKH VSHFLHV FRQWLQXLQJ WR PDLQWDLQ D ZHDN IRRWKROG LQ WZR GLVWLQFW locations;; these being the south east coastal DUHD EHWZHHQ %DZGVH\ DQG 2UIRUG DQG WKH :DYHQH\ 9DOOH\ )RUHVW DUHD LQ WKH QRUWK HDVW RI WKH FRXQW\ 6XLWDEOH KDELWDW ZDV again lost through coastal erosion and by ZD\ RI DVVRFLDWHG FRDVW SURWHFWLRQ DFWLYLWLHV +RZHYHU WKHUH DUH D IHZ SRVLWLYH WKLQJV WR UHSRUW $ WRWDO RI UHFRUGV ZHUH UHFHLYHG DQG VRPH LQYROYHG PXOWLSOH FRXQWV RI RU EXWWHUÀLHV LQ FORVH SUR[LPLW\ WR HDFK RWKHU Mapping these records revealed the species 14
WR EH SUHVHQW LQ WHWUDGV 7KLV LQ LWVHOI ZDV D FOHDU LQFUHDVH RQ ZKHUH UHFRUGV ZHUH UHFHLYHG FRYHULQJ WHWUDGV ,Q DGGLWLRQ WZR EXWWHUÀLHV ZHUH VHHQ LQ /DNHQKHDWK LQ -XO\ DQG WKHVH UHSUHVHQW WKH ¿UVW ZHVW 6XIIRON UHFRUGV IRU D QXPEHU RI \HDUV ,Q UHODWLRQ WR WKHVH UHFRUGV LW¶V worth noting that the Wall enjoyed a good year in neighbouring Cambridgeshire. So, it’s highly likely that more Walls were SUHVHQW LQ WKH H[WUHPH ZHVW RI WKH FRXQW\ LQ VXLWDEOH KDELWDW EXW XQIRUWXQDWHO\ UHPDLQHG unreported. 6FUXWLQ\ RI WKH UHFRUGV UHFHLYHG DQG WKH GDWHV RI VLJKWLQJV VXJJHVW WKUHH GLVWLQFW JHQHUDWLRQV RFFXUUHG DJDLQ LQ 6XIIRON 7KH ¿UVW ÀHZ EHWZHHQ th 0D\ DQG th -XQH WKH VHFRQG EHWZHHQ th -XO\ DQG WK $XJXVW DQG WKHQ WKH WKLUG ÀHZ EHWZHHQ th 6HSWHPEHU DQG th 2FWREHU 2I QRWH WKUHH generations were also recorded in Essex DQG &DPEULGJHVKLUH /RRNLQJ DKHDG WKH :DOO UHPDLQV D VSHFLHV RI JUHDW FRQFHUQ IRU 6XIIRON , ZRXOG HQFRXUDJH DOO VLJKWLQJV WR be submitted so that an accurate record can be maintained and the species be closely monitored. Small Heath 7KH 6PDOO +HDWK ZDV UHFRUGHG LQ WHWUDGV this year which represents a small increase RQ WKH LQ 7KH FXUUHQW ¿YH \HDU SHULRG VKRZV LW WR KDYH EHHQ UHFRUGHG LQ WHWUDGV DOPRVW RI WKH FRXQW\ 7KH ¿UVW UHFRUG ZDV UHFHLYHG RQ th $SULO LQ /DNHQKHDWK DQG LW ZDV ODVW UHSRUWHG RQ th 2FWREHU QHDU WKH %XWOH\ ULYHU RQ WKH HDVW FRDVW 7KH PD[LPXP FRXQW IRU WKH \HDU ZDV UHFRUGHG RQ WZR GDWHV WKH ¿UVW EHLQJ RQ th -XQH QHDU %DZGVH\ DQG WKHQ DW 6KLQJOH 6WUHHW RQ th -XQH
Summer 2015 7KH GLVWULEXWLRQ PDS FOHDUO\ VKRZV WKH VWURQJKROGV RI WKLV EXWWHUÀ\ DV WKH KHDWKV RI WKH 6DQGOLQJV LQ WKH HDVW RI WKH FRXQW\ DQG RI WKH %UHFNODQGV WR WKH ZHVW +RZHYHU WKH 6PDOO +HDWK LV QRW FRQ¿QHG WR KHDWK ODQG ,W LV KLJKO\ DGDSWLYH DQG FDQ EH IRXQG LQ D YDULHW\ RI JUDVV\ KDELWDWV LQFOXGLQJ woodland rides but the key requirement is a VKRUW VZDUG RI ¿QH JUDVV VSHFLHV
WHWUDGV KDYH EHHQ YLVLWHG DQG EXWWHUÀLHV UHFRUGHG :LWK WHWUDGV LQ 6XIIRON WKDW OHIW RQO\ WHWUDGV ZLWKRXW DQ\ EXWWHUÀ\ UHFRUGV EHLQJ UHFHLYHG RYHU WKH ¿YH \HDU recording period. These “black holes” are scattered across the county with the weakest area still remaining the agricultural land in +LJK 6XIIRON
,W LV ZRUWK QRWLQJ WKDW RXW RI WKH UHFRUGV UHFHLYHG DORQH ZHUH JHQHUDWHG IURP WKH %LJ %XWWHUÀ\ &RXQW DQG WKH %72 *DUGHQ %LUG ZDWFK VXUYH\V ,QFOXGHG ZLWKLQ WKHVH UHFRUGV ZHUH VLJKWLQJV IRU QXPHURXV WHWUDGV IRU ZKLFK HLWKHU QR SUHYLRXV UHFRUGV RU RQO\ PLQLPDO UHFRUGV H[LVWHG 2WKHU RQOLQH recording schemes such as iRecord and on ZKLFK ERWK WKH QHZ %XWWHUÀ\ &RQVHUYDWLRQ UHFRUGLQJ ³DSS´ DQG %LJ %XWWHUÀ\ &RXQW “app” are based provided valuable data. It was interesting to note how advances in social media and the smart phone “apps” Recording and Geographic Coverage DUH EHJLQQLQJ WR LPSDFW RQ KRZ EXWWHUÀLHV are recorded and how recorders submit their ,Q UHFRUGV ZHUH UHFHLYHG sightings. UHFRUGLQJ VSHFLHV RI EXWWHUÀ\ DQG FRYHULQJ WHWUDGV *LYHQ WKDW 6XIIRON Species Maps KDV WHWUDGV WKDW PHDQW WKDW WKH UHFRUGV UHFHLYHG UHODWHG WR DOPRVW RI 6XIIRON 'LVWULEXWLRQ 0DSV IRU LQGLYLGXDO VSHFLHV 7KH PDS EHORZ GHPRQVWUDWHV WKH OHYHO RI KDYH EHHQ SUHSDUHG IRU RXU UHJXODU 6XIIRON FRYHUDJH DFWXDOO\ DFKLHYHG LQ species, some are included within this issue, WKH RWKHUV DUH DYDLODEOH IRU UHIHUHQFH DV %XWWHUÀ\ &RQVHUYDWLRQ RSHUDWH D JHQHUDO required. Despite WKH KLJK QXPEHU RI WHWUDGV UHFRUGLQJ VFKHPH NQRZQ DV ³%XWWHUÀLHV YLVLWHG LQ DQG WKH LQFUHGLEOH QXPEHU IRU WKH 1HZ 0LOOHQQLXP´ RU %10 7KLV RI UHFRUGV UHFHLYHG WKH DYHUDJH EXWWHUÀ\ VFKHPH RSHUDWHV RYHU ¿YH \HDU SHULRGV IRU VSHFLHV SHU WHWUDG IRU UHPDLQHG DW Britain and Ireland in order to assess change, 7R SXW WKDW LQWR FRQWH[W WKH ¿YH \HDU LQIRUP FRQVHUYDWLRQ DQG VWLPXODWH UHVHDUFK SHULRG RI WKH %10 VXUYH\ SHULRG JLYHV XV DQ DYHUDJH RI VSHFLHV 7KH FXUUHQW %10 VXUYH\ UDQ IURP per tetrad. VR UHSUHVHQWHG WKH ¿IWK DQG ¿QDO \HDU RI WKH ¿YH \HDU SHULRG 2YHU WKH ODVW \HDUV D WRWDO RI 6XIIRON 7KH 8.%06 6XPPDU\ RI &KDQJHV 7DEOH IRU LGHQWL¿HV D VHULHV WUHQG RYHU ODVW \HDUV RI IRU WKH 6PDOO +HDWK SRSXODWLRQ DQG WKLV IDOO LQ DEXQGDQFH LV GHVFULEHG DV ³KLJKO\ VLJQL¿FDQW´ $ FRPSDULVRQ EHWZHHQ DQG showed a percentage change in abundance RI ,Q 6XIIRON LW UHPDLQV D ZHDN EXW stable population and as with the Grayling it is vulnerable and requires continued monitoring.
15
The Suffolk Argus Analysis 7KH PRVW DEXQGDQW EXWWHUÀ\ LQ WKH FRXQW\ LQ ZDV WKH 6PDOO 7RUWRLVHVKHOO ZKLFK ZDV UHFRUGHG LQ WHWUDGV 7KLV ZDV FORVHO\ IROORZHG E\ WKH 3HDFRFN UHFRUGHG LQ WHWUDGV DQG WKHQ /DUJH DQG 6PDOO :KLWH EHLQJ VHHQ LQ DQG WHWUDGV UHVSHFWLYHO\ 7KH UHVXOWV IRU WKH /DUJH and Small White are interesting as despite WKHLU KLJK DEXQGDQFH SRVLWLRQ LQ 6XIIRON ERWK ZHUH UHFRUGHG LQ IHZHU WHWUDGV ZKHQ FRPSDUHG WR WKH SUHYLRXV \HDU 2I QRWH WKH UHVXOWV IURP ERWK WKH 8. %XWWHUÀ\ 0RQLWRULQJ 6FKHPH 8.%06 DQG WKH :LGHU &RXQWU\VLGH %XWWHUÀ\ 6XUYH\ :&%6 UHSRUWHG VLJQL¿FDQW DQG FRQFHUQLQJ GHFOLQHV IRU WKHVH VSHFLHV RQ SUHYLRXV \HDUV 2Q D SRVLWLYH QRWH WKH FRXQW\ UHVXOWV DOVR showed that Red Admiral had a good year ZLWK KLJK FRXQWV UHSRUWHG RQ D QXPEHU RI occasions and a good distribution range DFKLHYHG RI WHWUDGV :KLWH OHWWHU +DLUVWUHDN VWDQGV RXW DV VWLOO EHLQJ RI PDMRU FRQFHUQ EHLQJ VHHQ LQ IHZHU WHWUDGV WKDQ WKH SUHYLRXV \HDU $OZD\V GLI¿FXOW WR ¿QG LW LV SUREDEO\ XQGHU UHFRUGHG EXW WKH 8.%06 UHVXOWV DOVR QRWH D GHFOLQH EHWZHHQ DQG DQG ZRUU\LQJO\ VR WKH WHQ \HDU WUHQG now describes the decline as being “highly VLJQL¿FDQW´ 2WKHU LPSRUWDQW FRXQW\ VSHFLHV VXFK DV 'LQJ\ 6NLSSHU DQG 6LOYHU studded Blue appeared to have slipped back VOLJKWO\ EXW WKDQNIXOO\ WKH :DOO KDV VKRZHG D VPDOO SLFN XS LQ WKH QXPEHU RI UHFRUGV DQG its distribution especially in the Waveney 9DOOH\ DUHD
VHPL QDWXUDO KDELWDWV 7KH\ DUH UHVRXUFH LQWHQVLYH EXW JLYH D VKDUS YLHZ RI EXWWHUÀ\ WUHQG 7KH UHVXOWV KDYH FRQ¿UPHG WKH JHQHUDO UHFRYHU\ IURP ZLWK PRVW DOO VSHFLHV WUDQVHFWV UHFRUGLQJ UHDVRQDEOH FRXQWV 'XULQJ WUDQVHFWV DQG single species transects were monitored and these are listed below. Thanks are due WR WKH IROORZLQJ OHDG ZDONHUV ZKR SXW LQ GHGLFDWHG PRQLWRULQJ HIIRUW DW $OWRQ :DWHU 6LPRQ :DWHUV $UJHU )HQ *RUGRQ .HQQHWW %ODFN +HDWK /LQGD +DPPRQG %UDG¿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
7KUHH VLQJOH VSHFLHV WUDQVHFWV IRU 3XUSOH +DLUVWUHDN 6WHYH +XQW DQG 6LOYHU VWXGGHG Blue (Terry Peake at Blaxhall Common and +HOHQ 6DXQGHUV DW 3XUGLV +HDWK DOO SURGXFHG XVHIXO FRQWULEXWLRQV WR WKH 8. ZLGH UHVXOWV In almost every case, additional volunteers Transects QRW QDPHG LQGLYLGXDOO\ DVVLVWHG WKH OHDG walker and provided valuable support to the 7UDQVHFWV DUH YHU\ HIIHFWLYH DW PRQLWRULQJ UHFRUGLQJ HIIRUW KDELWDW VSHFLDOLVW EXWWHUÀLHV DQG ORZODQG 16
Summer 2015 :LGHU &RXQWU\VLGH %XWWHUÀ\ 6FKHPH 'XH WR VLJQL¿FDQW ZRUN XQGHUWDNHQ E\ (WCBS) 7ZP :DGH WKH 6XIIRON %& &RRUGLQDWRU GXULQJ WKH \HDU WKH QXPEHU RI :&%6 NP 7KH :&%6 IRUPV SDUW RI DQ LQWHJUDWHG VXUYH\HG VTXDUHV URVH IURP LQ WR DSSURDFK WR PRQLWRULQJ EXWWHUÀLHV WKURXJK LQ 7KH UHFRUGV JHQHUDWHG IURP WKH 8. %XWWHUÀ\ 0RQLWRULQJ 6FKHPH WKH VFKHPH DUH LQFOXGHG LQ WKH 6XIIRON GDWD 8.%06 DQG FRPSOHPHQWV FRQYHQWLRQDO VHW DQG WKHUHIRUH UHSUHVHQW D VLJQL¿FDQW transect recording. It targets common and contribution. ZLGHVSUHDG EXWWHUÀLHV E\ VHOHFWLQJ UDQGRP NP VTXDUHV ZKLFK DUH WKHQ VXEMHFW WR D 7KH IXOO %XWWHUÀ\ 5HSRUW LQFOXGLQJ \HDU PLQLPXP RI WZR YLVLWV LGHDOO\ LQ -XO\ DQG DQDO\VLV WDEOHV ZLOO EH SXEOLVKHG LQ WKH QH[W volume of Suffolk Natural History. August. Number of species 2014 1-‐9 species 10 -‐ 19 species 20+ species
Number of species 2010-‐2014 1-‐9 species 10 -‐ 19 species 20+ species
17
The Suffolk Argus
Purdis Heath SSSI update, May 2015
Part of the Ipswich Heaths Project . A bit of a diary by volunteer warden Julian Dowding Work has continued throughout the autumn and winter months to restore and also recreate habitat IRU 6LOYHU VWXGGHG %OXH EXWWHUÀLHV DFURVV WKLV 6LWH RI 6SHFLDO 6FLHQWL¿F ,QWHUHVW IURP WKH VRXWKHUQ end near Bucklesham Road, to the northern end DGMDFHQW WR ,SVZLFK *ROI &OXE $V LQ SUHYLRXV \HDUV D WURXSH RI ZLOOLQJ YROXQWHHUV DVVLVWHG E\ ,%& :LOGOLIH DQG (GXFDWLRQ 5DQJHUV *UHHQZD\V &RXQWU\VLGH 3URMHFW DQG ZRUNHUV IURP ,SVZLFK *ROI &OXE KDYH EHHQ LQYROYHG ZLWK WKLV ZRUN 6XIIRON %UDQFK YROXQWHHUV DQG ,SVZLFK %RURXJK Council Rangers started the work in September, XVLQJ EUXVK FXWWHUV WRJHWKHU ZLWK KDQG SXOOLQJ WR UHPRYH %UDFNHQ IURP WKH µQRUWKHUQ OLQN¶ WR ,SVZLFK *ROI &OXE 7KH SDUWLFXODU DLP RI RXU ZRUN KHUH LV WR FUHDWH 6LOYHU VWXGGHG %OXH KDELWDW which will link with that being created at Ipswich *ROI &OXE 3XUGLV 7KURXJKRXW WKH ZLQWHU volunteers also helped complete the protective dead hedge around the area, using Silver Birch FXW IURP DQ DGMDFHQW DUHD WR WKH ZHVW 7KLV OLQN ZDV VXEVHTXHQWO\ VFUDSHG ZLWK D -&% DQG VHHGHG ZLWK KHDWKHU VWUHZLQJV VRXUFHG IURP 6XWWRQ DQG +ROOHVOH\ +HDWKV 666, 7KURXJKRXW WKH FRXUVH RI RXU ZRUN VLQFH ZH KDYH EHHQ PLQGIXO RI DOO RWKHU ÀRUD DQG IDXQD DQG WKH QRUWKHUQ OLQN is no exception. Sunny banks have been created WKHUH XVLQJ VRLO DULVLQJ IURP WKH VFUDSLQJV DQG KDELWDW SLOHV KDYH EHHQ PDGH IURP ELUFK DQG RDN ORJV $OUHDG\ WKHVH IHDWXUHV DUH EHLQJ XVHG E\ 6ORZ ZRUP DQG 9LYLSDURXV /L]DUG :KHUH heather litter has been spread, sandy patches RI EDUH VRLO KDYH EHHQ OHIW IRU WKHUPRSKLOLF LQYHUWHEUDWHV VXFK DV WKH UHVLGHQW 5XE\ WDLOHG DQG )LYH EDQGHG 'LJJHU :DVSV 7KH DGMDFHQW DUHDV where Silver Birch was removed by coppicing, QRZ KRVWV D SDLU RI :LOORZ :DUEOHUV 7KLV LV D ELUG ZKRVH 8. EUHHGLQJ UDQJH LV FRQWUDFWLQJ north westwards. An interesting side note relating to the link is WKDW WKLV DUHD RFFXSLHV SDUW RI ZKDW ZDV RQFH D :RUOG :DU SUDFWLFH UDQJH ZLWK GHHS WUHQFKHV 18
DQG IR[ KROHV ELVHFWLQJ WKH VLWH *LYHQ WKH IDFW WKDW VRPH RI RXU ZRUN KHUH HQWDLOV WKH XVH RI KHDY\ PDFKLQHU\ ZLWK DQ DVVRFLDWHG ULVN RI disturbing unexploded ordnance in the ground, Dave Basham (volunteer and Purdis SSB transect ZDONHU FKHFNHG WKH HQWLUH VLWH ZLWK D PHWDO GHWHFWRU EHIRUH ZRUN EHJDQ 7R RXU DPD]HPHQW KH IRXQG DQ XQH[SORGHG VWLFN JUHQDGH 7KH ‘bomb squad’ were called and removed the device WR DQ DGMDFHQW ¿HOG DERXW PHWUHV DZD\ ZKHUH LW ZDV VDIHO\ GHWRQDWHG 7KH UHVXOWLQJ KXJH EDQJ ZDV OLWHUDOO\ HDUWK VKDWWHULQJ DQG WKRVH RI XV VWDQGLQJ DW D VDIH GLVWDQFH IHOW WKH VKRFN ZDYH ,Q 2FWREHU 1RYHPEHU 'HFHPEHU DQG -DQXDU\ BC volunteers continued scrub clearance across VRXWKHUQ SDUWV RI WKH VLWH 7KLV LQYROYHG WKH UHPRYDO RI *RUVH 6LOYHU %LUFK DQG %UDPEOH ZKLFK ZDV HQFURDFKLQJ XSRQ VRPH RI WKH NH\ EXWWHUÀ\ ÀLJKW DUHDV *UHHQZD\V DOVR SXW LQ some work. In December, at the scrape adjacent to the µ7 WUHQFK¶ ZH FUHDWHG LQ EHIRUH WKH ,SVZLFK +HDWKV 3URMHFW UHFHLYHG :5(1 IXQGLQJ YROXQWHHUV FRXQWHG \RXQJ %HOO +HDWKHUV and whilst searching, also discovered seedpods RQ VRPH RI WKH SODQWV D VLJQ WKDW ODVW \HDU VRPH RI WKHP KDG PDQDJHG WR ÀRZHU 7KLV LV YHU\ pleasing to report, since these plants are critical WR WKH VXFFHVVIXO IXWXUH RI WKH EXWWHUÀ\ DV WKH\ SURYLGH YLUWXDOO\ WKH RQO\ VRXUFH RI QHFWDU ZKHQ LW LV RQ WKH ZLQJ $OO RI WKHVH SODQWV KDYH DULVHQ HLWKHU IURP VHHG UHPDLQLQJ LQ WKH VRLO RU WKURXJK WKH DSSOLFDWLRQ E\ YROXQWHHUV RI KHDWKHU strewings two winters ago. The plants are still VPDOO WKH ODUJHVW PHDVXULQJ DERXW LQFKHV DFURVV LQ VSLWH RI WKH IDFW WKDW VRPH RI WKHP PXVW QRZ EH LQ WKH UHJLRQ RI RU \HDUV RI DJH ,Q -DQXDU\ *UHHQZD\V KHOG WKHLU DQQXDO ‘Megabash’ event, and improved and widened the ‘desire path’ which runs in a roughly northerly GLUHFWLRQ RQ WKH HDVWHUQ HGJH RI WKH VLWH 7KH
Summer 2015 UHVXOW RI WKLV ZRUN KDV EHHQ YHU\ HQFRXUDJLQJ with more people using the improved path rather than the one which cuts across more sensitive areas. This work has also opened up the heath, LPSURYLQJ KDELWDW IRU KHDWKODQG VSHFLHV ,Q )HEUXDU\ DQG 0DUFK DV LQ SUHYLRXV \HDUV ,%& FRQWUDFWRUV DQG ,SVZLFK *ROI &RXUVH HPSOR\HHV XVLQJ D WUDFWRU DQG FXWWHU FRQWLQXHG IRUDJH harvesting across the site. This operation was DSSOLHG WR DUHDV RI RYHU PDWXUH DQG GHJHQHUDWH KHDWKHUV FXWWLQJ WKHP EDFN KDUG LQ WKH KRSH RI FUHDWLQJ QHZ VWDQGV RI \RXQJ KHDWKHUV VXLWDEOH IRU 6LOYHU VWXGGHG %OXHV ,Q )HEUXDU\ WZR 3HGXQFXODWH 2DNV ZHUH UHPRYHG E\ ,%& 5DQJHUV IURP WKH VRXWKHUQ VHFWLRQ RI WKH KHDWK MXVW QRUWK RI %XFNOHVKDP 5RDG DQG WKH woodland belt. The area had been earmarked IRU VFUDSLQJ DQG VHHGLQJ ZLWK %HOO +HDWKHU OLWWHU WR FUHDWH PRUH QHZ KDELWDW 0DWHULDO IURP WKH trees and cut Silver Birch scrub was used by %& YROXQWHHUV DQG ORFDO UHVLGHQWV WR UHLQIRUFH WKH GHDG KHGJH FUHDWHG DURXQG WKUHH VLGHV RI WKH VRXWKHUQ VHFWLRQ RI WKH KHDWK 7KLV GHDG KHGJH RIIHUV SURWHFWLRQ IRU VRPH RI WKH PRUH VHQVLWLYH ZLOGOLIH VXFK DV JURXQG QHVWLQJ ELUGV DQG UHSWLOHV 8QIRUWXQDWHO\ SDUWV RI WKH KHGJH KDG EHHQ breached or dismantled by uncaring people, so D FHUWDLQ DPRXQW RI UH LQVWDWHPHQW ZDV QHHGHG In March, an enclosure made with stakes and UDEELW ZLUH IHQFLQJ ZKLFK ZDV FUHDWHG D FRXSOH RI \HDUV DJR WR DVVHVV UDEELW JUD]LQJ RQ IRUDJH KDUYHVWHG DUHDV KDG WR EH UHEXLOW 8QIRUWXQDWHO\ again, thoughtless walkers had allowed their GRJV WR HIIHFWLYHO\ EUHDFK WKH IHQFLQJ VXFK WKDW it served no use. ,Q $SULO DW WKH VFUDSH DGMDFHQW WR WKH µ7 WUHQFK¶ ZH FDUULHG RXW D VHVVLRQ RI µZHHG¶ FRQWURO RQ bramble and gorse using a herbicide. With VR PXFK EDUH VRLO DURXQG WKH FRQGLWLRQV RI DOO WKH VFUDSHV RI ZKLFK WKHUH DUH QRZ IRXU DUH SHUIHFW IRU VXFK IDVW JURZLQJ SODQWV WR JURZ DW WKH H[SHQVH RI WKH KHDWKHUV VR DVLGH IURP KDQG 19
pulling and digging (which seems to be a never HQGLQJ MRE D FHUWDLQ DPRXQW RI ZHHG WUHDWPHQW was deemed appropriate. The scrape today is looking very much like pioneer heathland and RXU KRSH LV WKDW LQ D IHZ \HDUV¶ WLPH WKH KDELWDW WKHUH ZLOO EH SHUIHFW IRU RXU EHORYHG EXWWHUÀLHV :H¶YH DOUHDG\ IRXQG D QXPEHU RI LQYHUWHEUDWHV XVLQJ WKH DUHD LQFOXGLQJ %ODFN $QW DQG +HDWK and Green Tiger Beetles. 2XU WUDQVHFW ZDONHUV KDYH DOVR LQVWDOOHG D IHZ EURNHQ SDYLQJ VODEV LQWR VRPH RI WKH FXW DUHDV DURXQG WKH VLWH LQ WKH KRSH RI HQFRXUDJLQJ %ODFN $QWV VR QHFHVVDU\ IRU WKH VXFFHVV RI WKH 6LOYHU studded Blue as the ants are known to tend the EXWWHUÀ\ ODUYDH 7KH VODEV VHHP WR KDYH DFKLHYHG WKH GHVLUHG HIIHFW ZLWK DQWV QRZ IRXQG XQGHU PDQ\ RI WKHP Site notices have also been installed on the site DW YDULRXV WLPHV HVSHFLDOO\ EHIRUH QHZ ZRUNV EHJLQ H[SODLQLQJ WR WKH SXEOLF ZKDW ZH DUH doing. +HOHQ RXU YROXQWHHU FR RUGLQDWRU DQG RXU RWKHU 3XUGLV 6LOYHU VWXGGHG %OXH WUDQVHFW ZDONHU KDV FRQGXFWHG D QXPEHU RI S+ WHVWV DFURVV WKH VLWH in various locations. Acidity would appear to UDQJH IURP L H IURP YHU\ DFLG WR DERXW QHXWUDO 7KHVH ¿JXUHV DUH VSRW RQ IRU ORZODQG DFLG KHDWKODQG +HOHQ KDV DOVR EHHQ FRPSLOLQJ D OLVW RI VSHFLHV UHFRUGHG RQ WKH VLWH LQ UHFHQW KLVWRU\ WKH WRWDO QRZ H[FHHGLQJ ,W LV KHDUWHQLQJ WR QRWH WKDW QXPEHUV RI ELUGV RQ the site have increased with at least six singing 1LJKWLQJDOHV DV RI 0D\ WK IRXU :LOORZ :DUEOHUV DQG VLPLODU QXPEHUV RI &KLIIFKDIIV %ODFNFDSV DQG /LQQHWV $V DOOXGHG WR HDUOLHU WKH IROORZLQJ UHSWLOHV LQKDELW WKH VLWH DQG FRQWLQXH WR KROG WKHLU RZQ *UDVV 6QDNH 9LYLSDURXV /L]DUG DQG 6ORZ ZRUP $V IDU DV ZH NQRZ $GGHUV KDYH QRW EHHQ UHFRUGHG DW 3XUGLV +HDWK VLQFH WKH ¶V DOWKRXJK ZH GR KDYH DQHFGRWDO HYLGHQFH WKDW WKH\ ZHUH VHHQ DERXW \HDUV DJR
The Suffolk Argus $V IRU WKH 6LOYHU VWXGGHG %OXH VXFFHVV GHSHQGV RQ ZKHWKHU WKH ZRUN WKDW ZH KDYH GRQH LV HIIHFWLYH 6LQFH WKLV ZRUN LV RI D ORQJ WHUP QDWXUH LW PD\ EH D IHZ \HDUV EHIRUH ZH UHDOO\ NQRZ +RZHYHU LI HDUO\ VLJQV DUH DQ\WKLQJ WR JR E\ WKHQ ZH KDYH FDXVH IRU RSWLPLVP VLQFH ZH DUH EHJLQQLQJ WR notice positive changes with a gradual increase LQ UHFHQW WLPHV RI 6LOYHU VWXGGHG %OXH QXPEHUV DQG RWKHU KHDWKODQG VSHFLDOLVW EXWWHUÀLHV VXFK DV *UD\OLQJ DQG 6PDOO +HDWK 7KHVH LQFUHDVHV WRJHWKHU ZLWK LPSURYHG FRQFHQWUDWLRQV RI %HOO +HDWKHU DQG SLRQHHU KDELWDW DQG LQFUHDVHV LQ QXPEHUV RI RWKHU KHDWKODQG ÀRUD DQG IDXQD FDQ only be good.
7KURXJKRXW WKH FRXUVH RI WKH \HDU RYHU YROXQWHHU KRXUV DQG D JRRG QXPEHU RI FRQWUDFWRU KRXUV ZHUH SXW LQWR WKH ZRUN 2Q EHKDOI RI WKH %UDQFK , ZLVK WR UHFRUG P\ WKDQNV IRU DOO WKRVH ZKR KDYH KHOSHG $ QRWH RI WKDQNV VKRXOG DOVR EH UHFRUGHG IRU %HQ &DOYHUVEHUW DQG 6XIIRON :LOGOLIH 7UXVW ZKR NLQGO\ GRQDWHG KHDWKHU VWUHZLQJV IRU WKH VFUDSHG DUHDV ,I \RX ZRXOG OLNH WR EHFRPH LQYROYHG ZLWK 3XUGLV +HDWK DQG 6LOYHU VWXGGHG %OXH EXWWHUÀLHV SOHDVH do get in touch with us.
Notes on the Photos of Day-flying Moths on the back cover
Trevor Goodfellow
'D\ À\LQJ PRWKV DUH RIWHQ HQFRXQWHUHG ZKLOH FKDVLQJ EXWWHUÀLHV DQG RFFDVLRQDOO\ WKH\ resemble our quarry: Mother Shipton moth while KXQWLQJ 'LQJ\ 6NLSSHU IRU H[DPSOH 7KH HDVLO\ LGHQWL¿DEOH )LYH VSRW DQG 6L[ VSRW %XUQHW DUH D ZHOFRPH VLJKW RIWHQ LQ ODUJH numbers and the striking yellow and black Cinnabar caterpillars on Ragwort are also pleasing to see. /RFDOO\ , KDYH VSRWWHG )RUHVWHU 0RWK DW 5DPSDUWV )LHOG 2UDQJH &RQFK Commophila aeneana at 6:7 *URYH )DUP 5HG WLSSHG &OHDUZLQJ DW KRPH LQ 7KXUVWRQ DQG +RUQHW 0RWKV KDWFKLQJ IURP WKH WUXQNV RI SRSODU WUHHV RYHU MXVW D IHZ days.
7KH 2UDQJH &RQFK LQVSLUHG P\ LQWHUHVW LQ PLFUR moths and recording them expanded my domestic moth list considerably. 6LOYHU < <HOORZ 6KHOO DQG /DWWLFHG +HDWK DOVR catch my eye on occasion ,W LV D JRRG LGHD WR JHW D TXDOLW\ UHIHUHQFH ERRN like: British Moths by Chris Manley, and Field Guide to the Micro-Moths of Great Britain and Ireland by Phil Sterling and Mark Parsons. I FURVV UHIHUHQFH EHWZHHQ WKHVH ERRNV DQG 7RQ\ 3ULWFKDUG¶V H[FHOOHQW VXIIRONPRWKV RUJ XN ZLWK XVHIXO µVLPLODU WRR¶ IHDWXUH DQG WKH KDQG\ ukmoths.org.uk website.
AGM 7KH $*0 0HPEHUV¶ HYHQLQJ DQG 3KRWRJUDSKLF &RPSHWLWLRQ ZLOO EH KHOG RQ 6DWXUGD\ WK 6HSWHPEHU DW ,[ZRUWK 9LOODJH +DOO SP IRU SP VWDUW 7KH +DOO LV VLWXDWHG RII WKH +LJK 6WUHHW *ULG UHI 7/ 3RVW FRGH ,3 ++
20
Summer 2015
Suffolk Branch Photographic Competition Twm Wade
At the 2015 AGM there will be a photo competition for photos and videos taken in the UK or abroad by a member of SBBC. There are three classes: 6WLOO SKRWR WDNHQ LQ WKH 8. 6WLOO SKRWR WDNHQ RXWVLGH WKH 8. 3. A video or digital slide show. -XGJLQJ ZLOO EH E\ WKRVH ZKR DWWHQG WKH $*0 VR WKH HQWULHV PXVW EH DYDLODEOH IRU WKDW HYHQLQJ Rules 5 7KHUH VKDOO EH QR PRUH WKDQ HQWULHV SHU participant. Such entries can be in more than one FODVV H J LQ WZR FODVVHV DQG RQH LQ DQRWKHU 5 3KRWRV RU ¿OPV PXVW ! EH RI D EXWWHUÀ\ RU PRWK DW DQ\ VWDJH LQ LWV OLIH cycle ! EH RI ZLOG VWRFN QRW FDSWLYH EUHG ! KDYH EHHQ WDNHQ E\ D 6XIIRON %UDQFK PHPEHU their own work ! KDYH EHHQ WDNHQ LQ WKH \HDU RI 5 ,QGLYLGXDO VWLOO SKRWRV PXVW ! EH SULQWHG DQG SUHVHQWHG QR ODUJHU WKDQ $ ´ [ ´ $ ´ [ ´ SUHIHUUHG ! KDYH PLQLPDO HGLWLQJ EHIRUH SULQWLQJ QRW digitally enhanced but allowing cropping and resizing. 5 6OLGHVKRZV RU ¿OPV ! PXVW EH QR ORQJHU WKDQ PLQXWHV OHVV SUHIHUUHG > may include a commentary, background music DQG RU WH[W RWKHU HGLWLQJ PXVW EH PLQLPDO QRW digitally enhanced but allowing cropping and the .HQ %XUQV HIIHFW FRPPHQWDU\ FDQ EH OLYH > may include more than one species. &ODVV ³7KH SKRWR , ZLVK , KDG WDNHQ´ WDNHQ LQ WKH 8. GHFLGHG E\ SRSXODU YRWH RQ WKH QLJKW &ODVV ³7KH SKRWR , ZLVK , KDG WDNHQ´ WDNHQ RXWVLGH WKH 8. GHFLGHG E\ SRSXODU YRWH RQ WKH night &ODVV ³7KH YLGHR RU VOLGHVKRZ , ZLVK , KDG 21
PDGH RU SUHVHQWHG´ '9' RU RWKHU IRUPDW SOHDVH FKHFN ZKDW ZLOO ZRUN GHFLGHG E\ SRSXODU YRWH on the night. 3UL]HV D URXQG RI DSSODXVH Administrative Arrangements $ WKHUH LV QR HQWU\ IHH % HQWULHV LQ FODVVHV VKDOO KDYH WKH member’s name on the back and a unique number ZLWK WKH QDPH LI WKDW SHUVRQ KDV PRUH WKDQ RQH entry & HQWULHV IRU FODVVHV VKDOO KDYH WKH FODVV QXPEHU & RU & VWDWHG RQ WKH EDFN ' WKH VWLOO SKRWR '9' &' RU PHPRU\ VWLFN ZLOO UHPDLQ WKH SURSHUW\ RI WKH PHPEHU EXW WKH FRPPLWWHH FDQQRW DFFHSW UHVSRQVLELOLW\ IRU WKHLU FRQGLWLRQ DW WKH HQG RI WKH FRPSHWLWLRQ ( HQWULHV QHHG WR EH SUHVHQWHG WR D FRPPLWWHH PHPEHU IRU GLVSOD\ EHIRUH WKH $*0 VWDUWV ) HQWULHV PD\ EH SLQQHG WR D ERDUG RU GLVSOD\HG loose on a table * HQWULHV PD\ EH ODEHOHG XVLQJ PDVNLQJ WDSH VWXFN WR WKH HGJH RI WKH SKRWR DQG WKHQ SXW RQ D wall or board + WKH VWLOO SKRWR HQWULHV ZLOO EH MXGJHG E\ WKRVH attending the meeting during the tea break and GHFLGHG E\ EDOORW WR EH DUUDQJHG RQ WKH QLJKW HQWULHV IRU &ODVV ZLOO EH GHFLGHG RQ D VKRZ RI KDQGV DIWHU WKHLU GLVSOD\ - HQWULHV QHHG WR EH UHWULHYHG E\ WKH PHPEHU RU WKHLU UHSUHVHQWDWLYH DW WKH HQG RI WKH PHHWLQJ / WKH ZLQQLQJ HQWULHV IRU FODVVHV QHHG WR EH PDGH DYDLODEOH IRU SXEOLFDWLRQ WR WKH HGLWRU RI 6XIIRON $UJXV LQ HOHFWURQLF IRUP DIWHU WKH PHHWLQJ WKH HGLWRU PD\ DVN IRU RWKHUV WZP ZDGH#\DKRR FRP
The Suffolk Argus
Six Of The Best in 2014 - Part Two Richard Stewart
7KH VHFRQG VSHFLHV , WULHG WR VHH DW VL[ GLIIHUHQW VLWHV LQ ZDV WKH :KLWH $GPLUDO , JRW WR NQRZ LW ZHOO GXULQJ WKH 0LOOHQQLXP 6XUYH\ ZKHQ LW ZDV UHFRUGHG IURP NP WHWUDGV FRPSDUHG WR LQ WKH SUHYLRXV 6XIIRON VXUYH\ , FRQVLGHU LW WR KDYH WKH PRVW HOHJDQW ÀLJKW RI DQ\ British species and the underwing patterning is YHU\ EHDXWLIXO 7KH ¿UVW VLJKWLQJ ZDV LQ +DUJDWH )RUHVW QHDU 7XQEULGJH :HOOV LQ 6XVVH[ DV SDUW RI RXU %UDQFK ZHHNHQG ,QLWLDOO\ WKH ZHDWKHU ZDV VR SRRU ZH KDG D YHU\ HDUO\ FRIIHH EUHDN EXW LW improved and one in pristine condition was seen along a main ride, with a distant second one later. 7KDQNV WR WKH NQRZOHGJH RI 3DXO -RKQVRQ ZH DOVR saw two Purple Emperors high in the canopy. 7KDW ZDV RQ -XO\ WK DQG HLJKW GD\V ODWHU :KLWH $GPLUDOV DQG 6LOYHU ZDVKHG )ULWLOODULHV SURYLGHG D ULFK PL[ RI VLJKWLQJV LQ :ROYHV :RRG 7KLV YLVLW ZDV DOVR PHPRUDEOH IRU FKDWWLQJ WR WZR PHQ VWDNLQJ RXW DQ DUHD ZLWK EDQDQDV DQG VRIW plums, in case Purple Emperors were present. 3DNHQKDP :RRG ZDV WKH WKLUG RQ WK -XO\ ZLWK White Admirals high in the oak canopy and at OHDVW 6LOYHU ZDVKHG )ULWLOODULHV QHFWDULQJ RQ tall thistles in the sunlit glade and some making WKHLU ORRSLQJ FRXUWVKLS ÀLJKW &DQ , WKDQN WKH couple who came in later. They quickly assessed I was alone, in ‘another world’ and kept very quiet, just taking photos and not coming over WR WDON DV PRVW SHRSOH ZRXOG 2OG +DOO :RRG DW %HQWOH\ ZDV YLVLWHG RQ VW -XO\ +HUH WKH IRRWSDWK FRPHV RXW DW D ORQJ VXQOLW GULYH ,Q , ZDV XQVXFFHVVIXO EXW WKLV \HDU DV VRRQ DV I entered the ride, two tattered White Admirals were nectaring on bramble, one seeming to bounce across the leaves, presumably to save HQHUJ\ LQ À\LQJ +HUH , HQFRXQWHUHG WKH RSSRVLWH RI 3DNHQKDP :RRG DV WZR ODUJH GRJV VXGGHQO\ appeared, jumping up at me. I shouted loudly and the owner appeared, trying to convince me VKH ZDVQ¶W RQ D IRRWSDWK XQWLO , SRLQWHG RXW WKH sign right next to her. She did apologise but it spoiled the experience. Bracken is encroaching on many brambles and I have indicated this to
&ROLQ +DZHV ZKR OLYHV QHDUE\ DQG ZDWFKHV RYHU the wood. 7DQJKDP ZDV QH[W RQ WKH UG WKLV SDUW RI 5HQGOHVKDP )RUHVW QRZ SUREDEO\ WKH EHVW (DVW 6XIIRON VLWH IRU WKLV VSHFLHV 7KH ¿UVW ZDV on bramble, next to a Peacock and two more IROORZHG RQH PRPHQWDULO\ ODQGLQJ RQ P\ VKLUW sleeve. It was good to see mums and toddlers KHDGLQJ IRU WKH SRQG GLSSLQJ SODWIRUP EXW LQ recent years I have been puzzled as to why an DOGHU REVFXUHV WKH YLHZ RI WKH SRQG RQ WKH EULGJH FXWWLQJ RXW WKH VXQOLJKW WKDW GUDJRQÀLHV OLNH WKH Emperor, seen on my visit, need. I mentioned this to a ranger who told me it was being cut GRZQ WKH QH[W GD\ $OGHUV DUH RI FRXUVH XVHIXO IRU ZLOGOLIH EXW WKHUH ZHUH PDQ\ PRUH QHDUE\ 2Q WKH WK -XO\ , ZDV LQ 7XQVWDOO )RUHVW IRUPHUO\ D VLWH ZKHUH JLYHQ JRRG ZHDWKHU , FRXOG FRQ¿GHQWO\ WDNH JURXSV WR VHH :KLWH $GPLUDOV DW IRXU GLIIHUHQW ORFDWLRQV 7KH EHVW was destroyed by a large harvesting machine WDNLQJ VKRUW FXWV DQG DW WZR EUDPEOHV RII WKH main track I drew a blank, noting nearby tracks RI DQRWKHU ODUJH PDFKLQH FORVH E\ +HUH DJDLQ EUDFNHQ LV WDNLQJ RYHU VRPH RI LW HLJKW RU PRUH IHHW KLJK DQG WKLV ZDV SURYLQJ WR EH P\ PRVW GLI¿FXOW GD\ , ZDV DOVR PLQGIXO RI WKH WLPH since I had arranged a time to be picked up by the &RPPXQLW\ /LQN EXV (YHQWXDOO\ LQ DQ DUHD RI WKH IRUHVW QHZ WR PH , IRXQG D ORQJ VXQOLW VWULS about ten metres deep, where trees had been harvested. It had been colonised by nettles and brambles, attracting Peacock, Meadow Brown, Comma, Gatekeeper, one Grayling and, at last, a somewhat tattered White Admiral. It kept PRYLQJ DV LW IHG DQG HQGHG XS MXVW D IHZ IHHW away, its body angled so I could appreciate the VXEWOH XQGHUZLQJ SDWWHUQLQJ , VWRRG IRU VRPH time at this spot as I could hear no human or machine noises, just a gentle breeze and the calls RI \DIÀHV ZRRGSLJHRQV DQG D GLVWDQW PXQWMDF mission achieved. 22
Summer 2015
New Beginnings Bill Stone
)ROORZLQJ RQ IURP P\ ODVW DUWLFOH UHJDUGLQJ P\ QHZ .HVJUDYH JDUGHQ , ZDV IRUWXQDWH HQRXJK WR EH JLYHQ VRPH DGGLWLRQDO SODQWV )URP ZRUN , UHFHLYHG VRPH Bugle Ajuga reptans 5HG 9DOHULDQ Centranthus ruber EXGGOHMD EX]] YDULHWLHV DQG D IHZ (XSKRUELDV , ZDV DOVR YHU\ OXFN\ WR UHFHLYH VRPH SODQWV IURP *DU\ DQG -HQQ\ 3ODQN ZKR DOVR OLYH LQ .HVJUDYH LQFOXGLQJ RQH RI P\ IDYRXULWHV 3XUSOH /RRVHVWULIH Lythrum salicaria 1HHGOHVV WR VD\ DOO WKH SODQWV were quickly added to the garden. With the remaining RI P\ EXGJHW , ERXJKW VRPH 5XGEHFNLD Thyme, Marjoram to sit in pots along with a mixture RI 1DVWXUWLXP VHHGOLQJV WR UDPEOH DPRQJVW WKH SRWV 2YHU WKH PRQWKV WKDW KDYH SDVVHG , KDYH EHHQ SOHDVHG to see that the garden has started to develop and with the mixed wet and sunny weather some have grown YHU\ YLJRURXVO\ $V D QXPEHU RI \RX ZLOO DSSUHFLDWH the Bowles Mauve always grows well in a sunny position and those that I planted have really taken RII ,Q IDFW LW ZDV RQ RQH RI WKHVH SODQWV WKDW P\ ¿UVW JDUGHQ EXWWHUÀ\ ZDV UHFRUGHG RQ th $SULO DQG LW
FDPH LQ WKH IRUP RI D 6PDOO 7RUWRLVHVKHOO VHH IURQW FRYHU SKRWR $ IHZ GD\V ODWHU D 3HDFRFN ZDV VHHQ DQG over the recent weeks I have recorded several more 6PDOO 7RUWRLVHVKHOO DQG 3HDFRFNV DV ZHOO DV /DUJH DQG 6PDOO :KLWH 2QH WKLQJ WKDW , KDYH QRWLFHG LQ WKH JDUGHQ LV WKH DPRXQW RI À\LQJ LQVHFWV SDUWLFXODUO\ EHHV WKDW KDYH DSSHDUHG DQG WKLV ZLOO KRSHIXOO\ OHDG WR DWWUDFWLQJ SUHGDWRU\ LQVHFWV VXFK DV GUDJRQÀLHV /RRNLQJ DKHDG , DP KRSHIXO WKDW DV WKH JDUGHQ FRQWLQXHV WR GHYHORS PRUH EXWWHUÀLHV IURP GLIIHUHQW species will be attracted in. The buddleja and verbena are already waist high and some success with scabious, verbena and knapweed seedlings also bodes ZHOO +RSHIXOO\ P\ QH[W XSGDWH ZLOO UHSRUW RQ VRPH QHZ VSHFLHV %LOO 6WRQH 6XIIRON %XWWHUÀ\ 5HFRUGHU New address 7KRPDV &UHVFHQW .HVJUDYH 6XIIRON ,3 +1
Seventy-Four Years Later Richard Stewart
On 16th July 2014 I visited Wheatfen Broad in Norfolk, a place I explore more frequently after discovering a convenient bus service. At this time of year I always visit a large sunlit bramble glade at the far end of the wood, hoping White Admirals may have returned, as there was a small colony present until a few years ago. There were just a few whites SUHVHQW XQWLO DQ RUDQJH ÁDVK ZDV VHHQ WKHQ D VHFRQG DQG WKLUG WLPH DOO EULHÁ\ DQG ZLWK WKH EXWWHUÁ\ QRW ODQGLQJ $W ÀUVW , WKRXJKW LW ZDV D FRPPD EXW , VRRQ realised it was larger, with different colouring and ÁLJKW SDWWHUQ , ZDV DOVR DLGHG E\ KDYLQJ ZDWFKHG Silver-washed Fritillaries in Wolves Wood just two days earlier. With some excitement I headed back to ÀQG 'DYLG 1REEV WKH ZDUGHQ , PXVW DGPLW , ZDV doubtful if this would be a new sighting as, in all my years of visiting Wheatfen, including when Ted Ellis was alive, the only time I had achieved this was E\ ÀQGLQJ D GHDG 6HD /DPSUH\ LQ D G\NH QHDU WKH FRWWDJH 6R LW WXUQHG RXW 'DYLG KDG ZDWFKHG LW IRU over an hour on 1st July and had two good photos to show me. These were of a male but subsequently, after my visit, a female was seen. To encourage a SRVVLEOH IXWXUH FRORQ\ 'DYLG DQG KLV YROXQWHHUV KDYH
already reshaped the glade, removing a few branches and coppicing nearby hazel to let more light in, but retaining some shade and honeysuckle in case White $GPLUDOV UHWXUQ 'RJ YLROHWV JURZ DORQJ 6OXLFH '\NH DQG WKLV LV EHLQJ ZLGHQHG WR UHGXFH VKDGH EXW retaining nearby trees as eggs are laid on them, the emerging caterpillars then crawling to the dog violets, which are the larval food plant. 7KLV EHDXWLIXO EXWWHUÁ\ LV RXU ODUJHVW IULWLOODU\ DQG its spread in many parts of the country includes 88 records from 31 2km tetrads as included in the 2013 Suffolk Report. Norfolk’s 2012 report lists records from 14 2km tetrads with County Recorder Andy %UD]LO FRPPHQWLQJ RQ DW OHDVW ÀYH EUHHGLQJ FRORQLHV 7KH QHDUHVW UHFRUG , FDQ ÀQG WR :KHDWIHQ LV RQH IURP 7KXQGHU /DQH LQ 1RUZLFK -XO\ SUREDEO\ about eight miles away. It will be interesting to see when this species is recorded at Strumpshaw Fen, just across the river and with suitable woodland habitat. As for the title, the last record at Wheatfen was back in 1940, and not surprisingly the person who saw it was Ted Ellis. 23
The Suffolk Argus
Farmers Do Listen – Sometimes! Mervyn Crawford
7KLV DUWLFOH LV ZULWWHQ WR FRQIURQW DQ LVVXH ZKLFK DOO RI XV DV ORYHUV RI ZLOGOLIH DQG RXU countryside, will encounter in most years. At the very outset I wish to make it very clear that in no way is this article an attempt WR µNQRFN¶ RU H[SRVH RXU IDUPHUV WR XQMXVW FULWLFLVP , PDUULHG D IDUPHU¶V GDXJKWHU DQG RQ WKH ZKROH , DP WKDQNIXO IRU WKH JHQHUDOO\ VHQVLWLYH PDQQHU LQ ZKLFK IDUPHUV WDNH RQ WKH UROH RI VWHZDUGV RI RXU FRXQWU\VLGH , do want to make our members more aware WKDW RIWHQ WKH IDUPLQJ FRPPXQLW\ PD\ WXUQ WR SHRSOH OLNH XV IRU DSSURSULDWH DGYLFH DV FRQÀLFWLQJ LQDGHTXDWH DQG PLVOHDGLQJ DGYLFH RIWHQ DERXQGV IURP µRI¿FLDO¶ VRXUFHV
any maintenance activity. I’m sure some will VKDUH P\ GLVPD\ DW WKH PLOH DIWHU PLOH RI ÀDLOHG KHGJHURZV WKDW VHHP WR KDYH DSSHDUHG more commonly this winter. Whenever I read my books on best pruning practice I’m told to make as clean a cut as possible to avoid diseases taking hold. What this does to our hedgerow moth population is incalculable, when many pass the winter on the outer growths as eggs, hibernating larvae and even FRFRRQV 7KHQ LQ HDUO\ -XQH IRU WKH VDNH RI good driving visibility, the lush growth on RXU URDGVLGH YHUJHV RI &RZ 3DUVOH\ 1HWWOHV and Garlic Mustard is turned to pulp with WKRVH URWDU\ ÀDLOV 7KH SXSDH RI RXU %URZQV DQG 6NLSSHUV WKH QHZO\ ODLG HJJV RI 2UDQJH I recognise, however that it is simply WLSV DQG 9DQHVVLGV DQG HYHQ DGXOW 'ULQNHU impossible to please all conservationists all ODUYDH PXVW EH YHU\ YXOQHUDEOH WR WKLV PDVV RI WKH WLPH (YHQ LQ P\ RZQ RQH DFUH RI GHVWUXFWLRQ RI WKHLU PLFUR KDELWDW H[ KHDWKODQG WKDW , FDOO D JDUGHQ FRQÀLFWV RI LQWHUHVW DULVH DV WR ZKDW LV EHQH¿FLDO ,Q -XQH GXULQJ D FKDQFH PHHWLQJ PDQDJHPHQW IRU VRPH VSHFLHV ,Q SDUWLDO DW WKH 'HYLO¶V '\NH ZLWK 6KDURQ +HDUOH UHWLUHPHQW , KDYH WKH WLPH MXVW WR VLW LQ P\ RXU 5HJLRQDO 2I¿FHU , ZDV LQIRUPHG RI D GHFN FKDLU HDFK VSULQJ DQG REVHUYH IHPDOH QXPEHU RI ODUYDO ZHEV RI WKH 6PDOO (JJDU +ROO\ %OXHV OD\LQJ HJJV RQ WKH WHUPLQDO EXGV PRWK LQ WKH :RRGGLWWRQ 6D[RQ 6WUHHW DUHD RI VHYHUDO VKUXEV EHVLGHV +ROO\ DQG ,Y\ , D IHZ PLOHV WR WKH VRXWK RI 1HZPDUNHW ,W then wish to protect these with my tiny cloth ZDV D ZHHN RU WZR EHIRUH D IUHH DIWHUQRRQ VOHHYHV MXVW DV P\ JDUGHQHU ZLIH GHFODUHV WKDW QRZ LV WKH EHVW WLPH IRU D 6SULQJ SUXQLQJ RI WKHVH VKUXEV KDYLQJ KHHGHG 0RQW\ 'RQ¶V DGYLFH RQ *DUGHQHUV :RUOG /DWHU LQ -XQH WKH /LODF QHHGV FXWWLQJ EDFN DIWHU ÀRZHULQJ DQG WKH IURQW 3ULYHW KHGJH QHHGV LWV ¿UVW µEDFN DQG VLGHV¶ WULP RI WKH \HDU 7KLV LV MXVW DIWHU WKH ¿UVW IHPDOH 3ULYHW +DZN PRWKV LQ P\ WUDS KDYH EHHQ FDUHIXOO\ UHOHDVHG RQ WR these very same hedges. And so on....... So throughout the twelve month calendar, WKHUH LV QHYHU WKH DEVROXWHO\ LGHDO WLPH IRU 24
Small Eggar Moth by Mervyn Crawford
Summer 2015 allowed me to drive through the area, and, VXUH HQRXJK VHYHUDO RI WKHVH WRXJK ZKLWH SDSHU\ ZHEV FRXOG EH VHHQ IURP WKH FDU LQFOXGLQJ D YHU\ H[SRVHG RQH DOPRVW PP in length. Although a nationally much declined, even threatened species, it has never been that GLI¿FXOW WR VSRW WKHVH ZHEV LQ WKH KHGJHURZV LQ WKH 1HZPDUNHW :LFNKDPEURRN +DYHUKLOO WULDQJOH 7KH IHPDOHV VHHP WR SUHIHU KHGJHV ZKHUH %ODFNWKRUQ ZLWK DW OHDVW D WZR \HDU UH JURZWK SUHGRPLQDWHV , VXVSHFWHG , ZDV still in Cambridgeshire, so continued across FRXQWU\ WRZDUGV WKH URDG IURP 'DOKDP WR .HQWIRUG WR VHH LI , FRXOG ORFDWH DQ\ µ6XIIRON¶ ZHEV 2Q P\ ZD\ , HQFRXQWHUHG VHYHUDO PRUH LQ WKH $VKOH\ 'DOKDP DUHD DQG ¿QDOO\ D µKRPH JURZQ¶ H[DPSOH RQ WKH URDG GRZQ LQWR .HQWIRUG $V WKLV ZDV RQ D IDPLOLDU URXWH IURP P\ GD\V WHDFKLQJ DW +03 +LJKSRLQW , ZDV DEOH WR keep a watch on these webs until one day DOO IRXU WRJHWKHU KDG VXGGHQO\ GLVDSSHDUHG Somewhat alarmed, I pulled into the nearest ¿HOG JDWHZD\ DQG ZDONHG EDFN WR WKH VSRW , actually located where two had been cleanly cut away and was then able to see one lying LQ WKH ¿HOG WKURXJK WKH KHGJH 2QH RU WZR QHDUO\ IXOO\ JURZQ ODUYDH ZHUH VWLOO RQ WKH KHGJH LWVHOI YHU\ FRQVSLFXRXV DV WKH WZLJV ZHUH TXLWH GHIROLDWHG , WUHVSDVVHG LQWR WKH ¿HOG DQG IRXQG WKUHH UDLQ VRGGHQ ZHEV MXVW lying on the ground. Several larvae could be seen quite active still under the various OD\HUV RI WRXJK VLON DQG WKDQNIXOO\ , FRXOG QRW GHWHFW WKH VPHOO RI LQVHFWLFLGH VSUD\ Without even stopping to consider the µFRUUHFWQHVV¶ RI P\ DFWLRQV WKH ZHEV ZHUH SXW LQ WKH ERRW RI P\ FDU DQG GULYHQ KRPH to Mildenhall. I had an ulterior motive in 25
WKDW , ZDV DQ[LRXV WR ¿OP WKH OLIH F\FOH RI this species to put with the others on my <RX7XEH FKDQQHO $V VRPHWKLQJ RI D ERQXV D FRXSOH RI WKH UDWKHU JDXG\ JUH\ EOXH DQG \HOORZ ODUYDH RI WKH )LJXUH RI (LJKW PRWK had also been spotted on that same hedge, but UHOXFWDQWO\ ZHUH OHIW WR ZKDWHYHU IDWH PLJKW EHIDOO WKHP 7KLV LV DQRWKHU RQFH IDPLOLDU species whose numbers have probably been DGYHUVHO\ DIIHFWHG E\ VHYHUH KHGJH WULPPLQJ methods at the wrong season. The same FRXOG ZHOO DSSO\ WR WKH /DFNH\ PRWK DQG LW¶V VXSHU¿FLDOO\ VLPLODU ZHEV DQG WKH KXJH ODUYDH RI WKH /DSSHW PRWK WKDW , FDQ RQO\ KDYH DQ\ KRSH RI ¿QGLQJ QRZ LQ WKH &DPEULGJHVKLUH IHQV DURXQG (O\ DQG /LWWOHSRUW
Small Eggar Larva by Mervyn Crawford +RZHYHU LW LV QRW DOO GLVWUHVVLQJ QHZV 7KH ÀDLOLQJ RI KHGJHV LQ ZLQWHU DURXQG KHUH FRXOG ZHOO EH EHQH¿FLDO WR WKH %URZQ WDLO PRWK DV ODVW \HDU IRU D PHWUH VWUHWFK QHDU WKH = EHQG EHWZHHQ )UHFNHQKDP DQG )RUGKDP WKH KHGJHV ZHUH FRPSOHWHO\ GH IROLDWHG $V IDU DV , FRXOG WHOO WKH ODUYDH were nowhere near large enough to pupate DQG WKHUHIRUH VWDUYHG WR GHDWK 1RZ WKHUH DUH IHZHU KLEHUQDFXOXPV OHIW DW HDFK HQG RI WKH stretch, they should all survive this year, as WKH UH JHQHUDWLRQ FRXOG EH PRUH OXVK WKDQ
The Suffolk Argus normal perhaps? , WKLQN LW LV ZRUWK VD\LQJ WKDW IRU VRPH RQFH FRPPRQ VSHFLHV OLNH )LJXUH RI (LJKW ODUYDH WKH\ DUH RQO\ DEOH WR EH SUHGLFWDEO\ IRXQG still at places like Aspel Close and Ramparts )LHOG ZKHUH KHGJH ÀDLOLQJ QHYHU WDNHV SODFH (YHQ WKH FRPPRQ <HOORZ WDLO DQG /DFNH\ VHHP WR EH VXIIHULQJ WRR EXW WKH %URZQ WDLO VHHPV WR EH XQGHUJRLQJ VRPHWKLQJ RI D SRSXODWLRQ H[SORVLRQ LQ WKLV QHFN RI WKH woods. )URP HJJV ODLG LQ P\ WUDS RQ RQH RFFDVLRQ , WUDQVIHUUHG WLQ\ 2DN (JJDU ODUYDH WR VRPH EXVKHV RQ WKH %HFN 5RZ URDG DGMDFHQW WR 86$) 0LOGHQKDOO DLUEDVH DQG FDUHIXOO\ marked the spot. It was virtually impossible WR ¿QG DQ\ RI WKHP MXVW WZR GD\V ODWHU XQWLO I discovered that they all had moved inside the bushes on to main stems, presumably UHDG\ IRU KLEHUQDWLRQ 7KLV JDYH PH D OLWWOH FRPIRUW WKDW WKHVH PLJKW MXVW HVFDSH XQKDUPHG LI D ÀDLOLQJ PDFKLQH ZHUH WR FRPH DORQJ 0XFK ODWHU LQ 1RYHPEHU , IRXQG WKDW a sharp jolt on the bush would not dislodge them as they appeared to be connected to a ÀLPV\ VLON SDG :KHQ IHHGLQJ UHVXPHG WKH IROORZLQJ $SULO WKH RQO\ WKUHH WKDW , FRXOG still see ‘migrated’ to the outer twigs where the slightest touch or vibration caused them to roll into the characteristic ring and drop LQWR WKH JUDVV LI P\ LQYHUWHG XPEUHOOD KDG QRW EHHQ WKHUH 7KH RQO\ WZR /DSSHW ODUYDH , KDYH IRXQG LQ UHFHQW WLPHV RQ 'DPVRQ DW Wicken did exactly the same thing when I tried to photograph them whilst holding the OHDG RI P\ GDXJKWHU¶V LPSDWLHQW GRJ LQ P\ other hand. This instinctive reaction may VDYH WKHP LI KHGJH WULPPLQJ LV FDUULHG RXW later.
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7KH VDJD RI WKH $VKOH\ 6PDOO (JJDUV GRHV KDYH D YHU\ KDSS\ HQGLQJ 8VLQJ *RRJOH (DUWK , ORFDWHG WKH QHDUHVW FOXVWHU RI IDUP buildings to the hedgerow in question, DQG ZLWK VRPH WUHSLGDWLRQ IRXQG P\VHOI NQRFNLQJ RQ WKH IDUPHU¶V GRRU 7KH JRRG lady who answered got her husband on his mobile phone, and within minutes they both ZHUH OLVWHQLQJ LQWHQWO\ RYHU D FXS RI WKH PRVW XQKHDOWKLO\ GHOLFLRXV FRIIHH 6RRQ KH rummaged through a most untidy bureau DQG SURGXFHG D FXWWLQJ IURP DQ ROG IDUPLQJ DQG FRXQWU\VLGH PDJD]LQH DQG ZDV IXOO RI remorse at his mistake. I was appalled at the gross and unchallenged RYHUVWDWHPHQW WKDW , UHDG ± ³,I \RX VHH ZKLWH webs in the hedgerow, then these are almost FHUWDLQ WR EH WKRVH RI WKH %URZQ WDLO PRWK 7KH SUHVHQFH RI WKLV PRWK LQ DQ\ ORFDOLW\ LV PRVW XQGHVLUDEOH DQG D FDXVH IRU FRQFHUQ The remedy is to spray the entire hedge with the strongest insecticide available and the KXQGUHGV RI SHRSOH ZKR DQQXDOO\ VXIIHU WKH LPPHQVH LUULWDWLRQ FDXVHG E\ WKH ZLQG ERUQ KDLUV RI WKHLU FDWHUSLOODUV ZLOO EH HWHUQDOO\ JUDWHIXO´ I am blessed with a thick skin and can handle WKHVH ODUYDH ZKLOVW RQO\ VXIIHULQJ PLQRU WHPSRUDU\ LWFKLQJ EHWZHHQ WKH ¿QJHUV EXW , UHDOLVH WKDW IRU VRPH RWKHUV PRUH VHQVLWLYH WKDQ P\VHOI LW LV IDU PRUH VHULRXV 2QH MXVW ZLVKHV IRU D UHWXUQ WR WKH UHFLSURFDWLQJ EXW , VXVSHFW XQ HFRQRPLF W\SH RI FXWWHUV ZKLFK don’t utterly destroy everything in their path. , QRZ IHHO LW LV VDIH WR FOLS VHYHUDO HJJ FOXVWHUV EDFN LQWR WKH VDPH KHGJH IURP ZKHQFH WKH\ FDPH DV WKH IDUPHU KDV ZDWFKHG P\ YLGHR DQG LQIRUPHG KLV QHLJKERXUV
Summer 2015 Purdis Heath 2014 - 2015 See the Ipswich Heaths Project Update on page 18
Purdis Heath northern section
Scraping off the surface trash
Heather clippings being spread
Small Eggar moth larval web See ‘Farmers Do Listen Sometimes’ Page 24
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Enter the Photographic Competition 2015 See page 21 for details
Day-flying Moths The Suffolk Argus See Trevor Goodfellow’s notes on page 20
Red-tipped Clearwing
Commophila aeneana
Red-tipped Clearwing
Pyrausta despicata
Commophila aeneana
Pyrausta despicata
Red-tipped Clearwing
Hornet Clearwing Hornet Clearwing
Hornet Clearwing
Forester Forester Forester
Commophila aeneana
Pyrausta despicata
Six-spot Burnet cocoon
Six-spot Burnet cocoon
Six-spot Burnet cocoon
Five-spot Burnet
Five-spot Burnet
Five-spot Burnet
Mother Shipton Mother Shipton
Mother Shipton
Plume moth Pterophorus pentadactyla Longhorn Nemophora degeerella 28