Laridae
Gaviota Argéntea/Herring Gull/Larus argentatus
Gavión/Great Black-backed Gull/Larus marinus
Gaviota Sombría/Lesser Black-backed Gull/Larus fuscus
Gaviota de Delaware/Ring-billed Gull/Larus delawerensis
Gaviota Cabecinegra/Black-headed gull/Chroicocephalus ridibundus
Gaviota Capucho gris/Gray-hooded Gull/Chroicocephalus cirrocephalus
