Orden CHARADRIIFORMES
Subfamilia LARINAE
| GAVIOTA DOMINICANA (Larus dominicanus) |
| GAVIOTA PERUANA (Larus belcheri ) |
| GAVIOTA CÁHUIL (Chroicocephalus maculipennis) |
| GAVIOTA ANDINA (Chroicocephalus serranus) |
| GAVIOTA DE FRANKLIN (Leucophaeus pipixcan) |
| GAVIOTA DE BONAPARTE (Chroicocephalus philadelphia) |
| GAVIOTA REIDORA (Leucophaeus atricilla) |
| GAVIOTA GARUMA (Leucophaeus modestus) |
| GAVIOTA DE CAPUCHO GRÍS (Chroicocephalus cirrocephalus) |
| GAVIOTA AUSTRAL (Leucophaeus scoresbii) |
| GAVIOTA DE LAS GALÁPAGOS (Creagus furcatus) |
| GAVIOTA DE SABINE (Xema sabini) |
| GAVIOTA ARGENTEA (Larus argentatus) |
Subfamilia STERNINAE
| GAVIOTÍN MONJA (Larosterna inca) |
| GAVIOTÍN DE SAN FÉLIX (Anous stolidus) |
| GAVIOTÍN OSCURO (Anous minutus) |
| GAVIOTÍN NEGRO (Chlidonias niger) |
| GAVIOTÍN PICO GRUESO (Gelochelidon nilotica) |
| GAVIOTÍN ALBO (Gygis alba) |
| GAVIOTÍN DE BRIDAS (Onychoprion anaethetus) |
| GAVIOTÍN APIZARRADO (Onychoprion fuscatus) |
| GAVIOTÍN PASCUENSE (Onychoprion lunatus) |
| GAVIOTÍN DE SAN AMBROSIO (Procelsterna albivitta) |
| GAVIOTÍN ANTÁRTICO (Sterna vittata ) |
| GAVIOTÍN SUDAMERICANO (Sterna hirundinacea) |
| GAVIOTÍN BOREAL (Sterna hirundo) |
| GAVIOTÍN ÁRTICO (Sterna paradisaea) |
| GAVIOTÍN ELEGANTE (Thalasseus elegans) |
| GAVIOTÍN PIQUERITO (Sterna trudeaui) |
| GAVIOTÍN CHICO (Sternula lorata) |
| GAVIOTÍN CHICO BOREAL (Sternula antillarum) |
| GAVIOTÍN DE SANDWICH (Thalasseus sandvicensis ) |
| GAVIOTÍN DE PICO GRANDE (Phaetusa simplex ) |
