This family regroups all Gulls, Terns and their relatives. Terns are sometimes placed in their own family Sternidae.
Chroicocephalus cirrocephalus poliocephalus – Gray-hooded gull
Chroicocephalus novaehollandiae – Silver gull
Hydroprogne caspia – Caspian tern
Larosterna inca – Inca tern
Larus delawarensis – Ring-billed gull
Leucophaeus atricilla megalopterus – Laughing gull
Leucophaeus pipixcan – Franklin’s gull
This family regroups all Skua species and their relatives.