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Ruff
Calidris pugnax · Family Scolopacidae
Calidris pugnax
Family Scolopacidae
- Order
- Charadriiformes
- Family
- Scolopacidae
- GBIF occurrence records
- 1,583,999
- Countries and territories with records
- 197
About this species
This species has 1,583,999 occurrence records from 197 countries and territories (GBIF, 21 October 2026). Most records come from Sweden (26.2%), the Netherlands (17.8%), Denmark (8.2%), the United Kingdom (5.6%) and Norway (5.5%); together they account for 63.3% of the total. In Sweden, this species accounts for 0.41% of all bird records in GBIF.
The scientific name Calidris pugnax combines the genus name Calidris with the species epithet pugnax. The Warbla app catalog lists 24 species of the genus Calidris; apart from this one, those with the most GBIF records are Calidris alpina, Calidris minutilla and Calidris alba.
The catalog has GBIF record counts for 89 species of the family Scolopacidae. This species ranks 18th among them; the family’s most-recorded species is Actitis macularius. Its record count is 2.3 times the family average (703,816). The family Scolopacidae belongs to the order Charadriiformes, which has 340 species in the Warbla app catalog.