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Tom Grey | all galleries >> North American Birds by Type >> Gulls >> Glaucous Gulls > Glaucous Gull x (Herring?)
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03-MAR-2017 Tom Grey

Glaucous Gull x (Herring?)

Pilarcitos Creek mouth, Half Moon Bay

This hard-to-identify bird was analyzed by Alvaro Jaramillo as probably a first-cycle Glaucous Gull, with probable ancestry from another gull species, possibly Herring.

Canon EOS-1D X ,Canon EF 500mm f/4L IS II USM
1/5000s f/8.0 at 700.0mm iso1600 full exif

other sizes: small medium large original auto
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