Western Gull Larus occidentalis.

: Juvenile wymani (standing) California
: Juvenile wymani (standing) California
: Juvenile wymani (flying) California
: Juvenile occidentalis (standing) Washington - added 06/05/00
: 1st-basic wymani (flying) NW Mexico
: 2nd-basic wymani (standing) California
: 2nd-basic wymani (standing) California
: 2nd-basic wymani (standing) California
: 3rd-basic wymani? (standing) California
: 3rd-basic wymani (standing, flying) NW Mexico
: Adult-basic wymani (standing) California
: Adult-basic wymani (standing) California
: Adult-alternate wymani (standing) California
: Adult-basic occidentalis (flying) Washington
: Adult-basic occidentalis (flying) Washington
: A presumed adult-basic occidentalis (standing, flying) inland British Columbia