Population information

Order name Charadriiformes
Family name Laridae
Scientific name Hydroprogne caspia Common name Caspian Tern
Population name North America: Great Lakes (bre)
Breeding range Great Lakes region of Canada & USA Non-breeding range SE USA & across Caribbean Basin
Red List Category Least Concern
Ramsar regions Neotropics North America
Notes Population added in WPE3.

Conservation Framework

Conservation framework Notes
No conservation frameworks
Note:

Population size

Publication Start year End year Minimum Maximum Estimate quality Notes References Actions
WPE 3 0 0 19,200 19,200 [R707]
WPE 4 0 0 19,200 19,200 [R707]
WPE 1 0 0 -1 -1
WPE 2 0 0 -1 -1
WPE 5 0 0 19,200 19,200 [R1289]

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 3 1970 2000 INC [R707]
WPE 4 1970 2000 INC [R707]
WPE 1 0 0 Unknown
WPE 2 0 0 Unknown
WPE 5 1970 2000 INC Good [R1289]

Population 1% level

Publication Yearset 1 percent Note
WPE 3 2002 190
WPE 4 2006 190
WPE 1 0 -1
WPE 2 0 -1
WPE 5 2012 190

References

  • R707 - Wires, L.R. and Cuthbert, F.C. 2000.Trends in Caspian Tern numbers and distribution in North America: a review. Waterbirds 23: 388-404.
  • R1289 - Ralph D. Morris, D. Vaughn Weseloh, Francesca J. Cuthbert, Cynthia Pekarik, Linda R. Wires, L. Harper. Distribution and abundance of nesting common and Caspian terns on the North American Great Lakes, 1976 to 1999

Notes




Copyright Wetlands International 2012

Citation: Wetlands International (). "Waterbird Population Estimates" . Retrieved from wpe.wetlands.org on