Distribution, numbers and food preferences of Imperial Eagle in European Turkey

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Distribution, numbers, breeding parameters, threats and food preferences of Eastern Imperial Eagle in European Turkey Dimitar Demerdzhiev, Dobromir Dobrev, S端reyya Isfendiyaroglu, Zlatozar Boev, Stoycho Stoychev, Nikolay Terziev, and Svetoslav Spasov



32 different occupied territories 35-45 pairs


•Brood size, productivity, breeding success, fledgling success, success rate BS – 1.01 for the period 2008-2013


Mortality

Eggs

Chicks

Infertility

8; 35%

Disturbance

9; 39%

Storm

1; 4%

Unknown factors

5; 22% 8; 53%

3; 20%

Kainism

1; 7%

Dropping from the nest

3; 20%


Threats Disturbance Electrocution Shooting Poison Treasure hunting Tree cutting


Most of the nests are in agricultural fields


Hazardous electricity power lines


3 tagged eagles were electrocuted





3 nest trees were cut


FOOD

582 victims; 70 taxa


Testudo; 14,43% Gallus gallus domestica; 4,30% Others; 28,82%

Larus michahellis; 12,03% Serpentes; 3,44% Ciconia ciconia; 3,26% Spermophilus citellus; 10,70%

Erinaceus roumanicus; 23,02%


There is a statistically significant difference Z = 2.52; p = 0.01


Marmara region 1. Larus michahellis – 16.7% 2. Testudo – 15% 3. Spermophilus citellus – 13% 4. Erinaceus roumanicus – 12%


Derventski Heights region 1. Erinaceus roumanicus – 40.8% 2. Testudo – 13% 3. Spermophilus citellus – 6.7% 4. Larus michahellis – 4.5%


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