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Table 2 Number (percentage in brackets) of resightings within each colony (columns) in relation to the origin colony (rows)

From: High philopatry rates of Yellow-legged Gulls in the southeastern part of the Bay of Biscay

Age class

Immatures

Adults

Origin colony

Getaria

Santa Clara

Ulia

Getaria

Santa Clara

Ulia

Getaria

25 (92.6%)

6 (18.7%)

9 (26.5%)

107 (97.3%)

16 (13.1%)

15 (2.8%)

Santa Clara

2 (7.4%)

26 (81.3%)

3 (8.8%)

3 (2.7%)

100 (82.0%)

4 (0.7%)

Ulia

0

0

22 (64.7%)

0

6 (4.9%)

509 (96.4%)

  1. Immature gulls comprise birds of up to 3 years of life; older birds have been considered as adults
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Avian Research

ISSN: 2053-7166