From: Dispersal of juvenile Barrow’s goldeneyes (Bucephala islandica) mirrors that of breeding adults
Year | Age | Number Marked | Number Retained | ||
---|---|---|---|---|---|
Male | Female | Male | Female | ||
2006 | Adult (AHY) | 23 | – | 19 | – |
2007 | Adult (AHY) | 15 | – | 14 | – |
2008 | Adult (AHY) | 10 | 10 | 10 | 8 |
Fledgling (HY) | 12 | 10 | 9 | 7 | |
2009 | Fledgling (HY) | 10 | 7 | 9 | 7 |
Adult (AHY) | – | 2 | – | 2 | |
Fledgling (HY) | 13 | 8 | 12 | 8 |