The Caspian gull (Larus cachinnans) is a large gull and a member of the herring and lesser black-backed gull complex. The scientific name is from Latin. Larus appears to have referred to a gull or other large seabird, and cachinnans means 'laughing', from cachinnare 'to laugh'.

Description

It is a large gull at long, with a wingspan and a body mass of .

Further reading

Identification

  • (identification article including 34 images of Caspian Gulls of various ages)
  • (addresses identification in juvenile plumage)
  • (detailed identification paper, covering typical individuals)
  • Caspian Gull photos, Rudy's Gull-index
  • Gulls in Poland incl. Caspian gull and hybrids
  • Caspian Gulls in Amsterdam
  • Identification of Caspian Gull, Berkshire Birds
  • Steppe gull barabensis in South Korea, Birds Korea
  • Pictures of Caspian gulls from all ages included some hybrids and ringed Caspian gulls