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Aves > Charadriiformes > Laridae > Sterninae > Onychoprion > Onychoprion lunatus

species: Onychoprion lunatus (Gray-backed Tern, Sterne à dos gris)

Compare AOU treatments of Onychoprion lunatus, in Avibase (1886 to present).

Search for Onychoprion lunatus at Cornell Birds of North America.

Status: "A" accidental/casual in AOU area
"H" recorded in AOU area only from Hawaii

Annotation: Monotypic.