American Herring Gull (smithsonianus)(last update: October 30, 2015) |
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American Herring Gull (smithsonianus) 3cy, August 17 2014, 5-12 miles offshore from Berrien County, MI. Picture: Amar Ayyash.Inner primaries adult-like grey, central primaries with blacksih subterminal bands. Old 2nd gen inner secondaries. Moult in outer secondaries just started (S1-S3 replaced), note moult gap. Still active moult in tail as well. |