Population information

Order name Pelicaniformes
Family name Phalacrocoracidae
Scientific name Phalacrocorax penicillatus Common name Brandt's Cormorant
Population name W North America
Breeding range Coastal Pacific North America Non-breeding range
Red List Category Least Concern
Ramsar regions 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 80,700 80,700 [R635]
WPE 2 0 0 80,700 80,700 [R635]
WPE 3 0 0 227,000 227,000 [R387]
WPE 4 0 0 227,000 227,000 [R387]
WPE 5 2001 2005 100,000 100,000 Census based [S6343] [R1175]

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 1 1966 1991 INC [R635]
WPE 2 1966 1991 INC [R635]
WPE 3 1970 2000 DEC [R387]
WPE 4 1970 2000 DEC [R387]
WPE 5 2001 2005 DEC [R1175]

Population 1% level

Publication Yearset 1 percent Note
WPE 1 1994 810
WPE 2 1997 810
WPE 3 2002 2300
WPE 4 2006 2300
WPE 5 2012 1000

References

  • R635 - Trapp, J. (pers. comm.). 1993. Unpublished data from the North American Breeding Bird Survey 1966-1991 compiled by USFWS for IWRB.
  • R387 - Kushlan, James, A., Melanie J. Steinkamp, Katharine Parsons, Jack Capp, Martin Acosta Cruz, Malcolm Coulter, Ian Davidson, Loney Dickson, Naomi Edelson, Richard Elliot, R. Michael Erwin, Scott Hatch, Stephen Kress, Robert Milko, Steve Miller, Kyra Mills, Richard Paul, Roberto Phillips, Jorge E. Saliva, Bill Sydeman, John Trapp, Jennifer Wheeler, and Kent Wohl. 2002. North American Waterbird Conservation Plan, Version 1. Waterbird Conservation for the Americas, Washington, DC, USA.
  • R1175 - U.S. Fish and Wildlife Service. 2006b. Alaska Seabird Information Series. Brandt's Cormorant Phalacrocorax penicillatus.

Notes

  • S6343 - No longer nests in BC/Canada (Morgan, K. In litt. 2012).



Copyright Wetlands International 2012

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