Black Tern: Chlidonias niger
Glaucous-winged Gull: Larus glaucescens
Heerman's Gull : Larus heermannii
Herring Gull: Larus argentatus
Mew Gull: Larus canus
Ring-billed Gull: Larus delawarensis
Slate-backed Gull?: Larus schistisagus
Western Gull: Larus occidentalis
