Warbla · Library
Greater Crested Tern
Thalasseus bergii · Family Laridae
Thalasseus bergii
Family Laridae
- Order
- Charadriiformes
- Family
- Laridae
- GBIF occurrence records
- 548,603
- Countries and territories with records
- 93

About this species
This species has 548,603 occurrence records from 93 countries and territories (GBIF, 21 October 2026). Most records come from Australia (69.3%), South Africa (13%), Taiwan (4.3%), India (2.9%) and Indonesia (1.2%); together they account for 90.8% of the total. In Australia, this species accounts for 0.35% of all bird records in GBIF.
The scientific name Thalasseus bergii combines the genus name Thalasseus with the species epithet bergii. The Warbla app catalog lists 7 species of the genus Thalasseus; apart from this one, those with the most GBIF records are Thalasseus maximus, Thalasseus sandvicensis and Thalasseus elegans.
The catalog has GBIF record counts for 101 species of the family Laridae. This species ranks 30th among them; the family’s most-recorded species is Larus delawarensis. Its record count is 62.7% of the family average (874,525). The family Laridae belongs to the order Charadriiformes, which has 340 species in the Warbla app catalog.