Warbla · Library
Western Gull
Larus occidentalis · Family Laridae
Larus occidentalis
Family Laridae
- Order
- Charadriiformes
- Family
- Laridae
- GBIF occurrence records
- 1,644,831
- Countries and territories with records
- 16
About this species
This species has 1,644,831 occurrence records from 16 countries and territories (GBIF, 21 October 2026). Most records come from the United States (97.6%) and Mexico (1.8%); together they account for 99.4% of the total. In the United States, this species accounts for 0.14% of all bird records in GBIF.
The scientific name Larus occidentalis combines the genus name Larus with the species epithet occidentalis. The Warbla app catalog lists 24 species of the genus Larus; apart from this one, those with the most GBIF records are Larus delawarensis, Larus fuscus and Larus argentatus.
The catalog has GBIF record counts for 101 species of the family Laridae. This species ranks 14th among them; the family’s most-recorded species is Larus delawarensis. Its record count is 1.9 times the family average (874,525). The family Laridae belongs to the order Charadriiformes, which has 340 species in the Warbla app catalog.