Sunday
Nov142010
Sabine’s Gull - Ages

Xema sabini Juveniles have outnumbered adults, making up 79 % of the total recorded. Peak numbers of adults have occurred in August, whereas juveniles have peaked in September and October.
Patterns of occurrence, 1981 – 2005, adults in red, juveniles in blue, in six day periods.
tagged
GHR,
Migrant,
gull in
Sabine's Gull




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