Population information

Order name Charadriiformes
Family name Laridae
Scientific name Sternula antillarum Common name Least Tern
Population name browni
Breeding range C California to Baja California & W Mexico Non-breeding range Most in Central America
Red List Category Least Concern
Ramsar regions Neotropics North America
Notes

Conservation Framework

Conservation framework Notes
No conservation frameworks
Note:

Population size

Publication Start year End year Minimum Maximum Estimate quality Notes References Actions
WPE 1 0 0 2,100 2,100 [R165]
WPE 2 0 0 2,100 2,100 [R165]
WPE 3 0 0 8,250 8,250 [R623]
WPE 4 0 0 8,250 8,250 [R623]
WPE 5 2007 2007 20,200 21,000 [S7398] [R1121]

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 1 1965 1980 STA [R165]
WPE 2 0 0 Unknown
WPE 3 0 0 Unknown
WPE 4 0 0 Unknown
WPE 5 0 0 INC? No idea [T5543] [R1121]

Population 1% level

Publication Yearset 1 percent Note
WPE 1 1994 21
WPE 2 1997 21
WPE 3 2002 85
WPE 4 2006 85
WPE 5 2012 210

References

  • R165 - Croxall, J.P., Evans, P.G.H. and Schreiber, R.W. (eds.). 1984. Status and Conservation of the World's Seabirds. ICBP Technical Publication No. 2. Cambridge, UK.
  • R623 - Thompson, B.C., Jackson, J.A., Burger, J., Kirsch, E.M and Atwood, J.C. 1997. Least Tern (Sterna antillarum). In: The birds of North America, No 290. (A. Poole and F. Gill, eds.). The Academy of Natural Sciences, Philadelphia, PA and The American Ornithologist Association, Washington
  • R1121 - Marschalek, D.A. 2008. California least tern breeding survey, 2007 season. California Department of Fish and Game, Wildlife Branch, Nongame Wildlife Program Report, 2008-01. Sacramento, CA. 24 pp. + app.

Notes

  • S7398 - 6,744-6,989 breeding pairs in California
  • T5543 - No new data



Copyright Wetlands International 2012

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