Re: Probable Slaty-backed Gull on January 1st pelagic
Greg,
As best I can tell the Larus sp. is a Western Gull (as is the first Herring Gull photo). The eye color and all dark outer primaries are wrong for Slaty-backed among other things.
Justyn Stahl
San Clemente Island
Source: SanDiegoRegionBirding Latest Reports