Ring-billed Gull - Larus delawarensis
California Gull - Larus Californicus
Mew Gull - Larus Canus
Western Gull - Larus Occidentalis
Glaucous-winged Gull -Larus Glaucescens
Laughing Gull - Larus Atricilla
Bonaparte's Gull - Larus Philadelphia
Heermann's Gull - Larus Heermanni
Herring Gull - Larus Argentatus
(Family Laridae)