Family: Laridae (Gulls, Terns, Skimmers)

Authority: (Gambel, 1849)

Red List Category

Criteria: D2

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Justification of Red List category
This species is considered Near Threatened as it has a small breeding range, with more than 90% of the breeding population being restricted to a single island. It is also subject to large population fluctuations in response to climatic effects, and could be negatively affected by climate change, human intrusions and overfishing.

Population size: unknown

Population trend: stable

Extent of occurrence (breeding/resident): 240,000 km²

Country endemic: no

Attributes
Land-mass type - continent
Realm - Nearctic
Realm - Neotropical
IUCN System - Marine