Herring Gull, Larus argentatus

Abundance: Common
Season: Winter/non-breeding season
Habitat: Shore or mudflat; Open water; Seen most often in flight

Slide #29.04.31 - Adult, alternate (Jul 30). Photograph © James R. Gallagher. Original available from the Sea and Sage Audubon Library of Nature.

Slide #29.04.59 - Adult, basic (Dec 10). Photograph © James R. Gallagher. Original available from the Sea and Sage Audubon Library of Nature.

Slide #29.04.52 - 1st year, basic (Dec 10). Photograph © James R. Gallagher. Original available from the Sea and Sage Audubon Library of Nature.

Slide #29.04.35 - ca. 2nd year, alternate (Aug 3). Photograph © James R. Gallagher. Original available from the Sea and Sage Audubon Library of Nature.

Slide #29.04.58 - 3rd year, basic (Jan 1). Photograph © James R. Gallagher. Original available from the Sea and Sage Audubon Library of Nature.