Population information

Order name Anseriformes
Family name Anatidae
Scientific name Clangula hyemalis Common name Long-tailed Duck
Population name N America
Breeding range Alaska, N Canada Non-breeding range North Pacific, North Atlantic, Great Lakes, SW Greenland
Red List Category Vulnerable
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 3 0 0 2,000,000 2,000,000 [R580]
WPE 4 0 0 1,000,000 1,000,000 [R580]
WPE 1 0 0 2,703,000 2,703,000 [R671]
WPE 2 0 0 2,703,000 2,703,000 [R658]
WPE 5 0 0 1,000,000 1,000,000 [R580]

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 3 1990 2000 DEC? [R580]
WPE 4 1990 2000 DEC? [R580]
WPE 1 0 0 Unknown
WPE 2 0 0 Unknown
WPE 5 1990 2000 DEC? [R580]

Population 1% level

Publication Yearset 1 percent Note
WPE 3 2002 20000
WPE 4 2006 10000
WPE 1 1994 20000
WPE 2 1997 20000
WPE 5 2012 10000

References

  • R580 - Sea Duck Joint Venture Management Board. 2001. Sea Duck Joint Venture Strategic Plan: 2001 - 2006. SDJV Continental Technical Team. Unpubl. rept. (c/o USFWS, Anchorage, Alaska; CWS Sackville, New Brunswick). 14 pp. + appendices.
  • R671 - USFWS and CWS. 1992. 1992 status of waterfowl and fall flight forecast. Usfws Migratory Bird Management Office.
  • R658 - U.S. Fish and Wildlife Service and Canadian Wildlife Service. 1986. North American Waterfowl Management Plan: A strategy for cooperation. USFWS, Washington DC.

Notes




Copyright Wetlands International 2012

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