From: Nest site tenacity and mate fidelity in the Black-headed Gull (Chroicocephalus ridibundus)
Study area | Captured individuals 2016 | Captured individuals 2017 | Recaptured individuals (m/f) | Recapture rate (%) |
---|---|---|---|---|
Riether Werder A | 72 | 99 | 14 (8/6) | 19.4 |
Riether Werder B | 82 | 131 | 22 (9/13) | 26.8 |
Riether Werder A + B | 154 | 230 | 36 (17/19) | 23.4 |
Böhmke Island A | 82 | 100 | 47 (22/25) | 57.3 |
Böhmke Island B | 45 | 30 | 13 (8/5) | 28.9 |
Böhmke Island A + B | 127 | 130 | 60 (30/30) | 47.2 |
Total | 281 | 360 | 96 (47/49) | 34.2 |