Table 1 Number of nests in each study area in 2016 and 2017
From: Nest site tenacity and mate fidelity in the Black-headed Gull (Chroicocephalus ridibundus)
Study area | Nests 2016 | Nests 2017 | Change between years (%) |
|---|---|---|---|
Riether Werder A | 53 | 68 | + 28.3 |
Riether Werder B | 53 | 84 | + 58.5 |
Riether Werder A + B | 106 | 152 | + 43.4 |
Böhmke Island A | 49 | 55 | + 12.2 |
Böhmke Island B | 29 | 18 | − 37.9 |
Böhmke Island A + B | 78 | 73 | − 6.4 |
Total | 184 | 225 | + 22.3 |