Population information

Order name Charadriiformes
Family name Laridae
Scientific name Rynchops niger Common name Black Skimmer
Population name niger, Pacific North America
Breeding range S California and Pacific coast of Mexico Non-breeding range
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 3 0 0 4,200 4,200 No quality assessment [R140]
WPE 4 0 0 4,200 4,200 No quality assessment [R140]
WPE 1 0 0 -1 -1 No quality assessment
WPE 2 0 0 -1 -1 No quality assessment
WPE 5 2001 2006 6,600 6,900 No quality assessment [S7173] [R1122] [R1162]

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 3 1968 1995 INC No quality assessment [R140]
WPE 4 1968 1995 INC No quality assessment [R140]
WPE 1 0 0 Unknown No quality assessment
WPE 2 0 0 Unknown No quality assessment
WPE 5 2001 2006 STA? No idea [R1122]

Population 1% level

Publication Yearset 1 percent Note
WPE 3 2002 40
WPE 4 2006 40
WPE 1 -1 -1 Not Set
WPE 2 -1 -1 Not Set
WPE 5 2012 65

References

  • R140 - Collins, C.T. and Garrett K.L. 1996. The Black Skimmer in California: an overview. Western Birds 27: 127-135.
  • R1122 - Mellink, E., Palacios, E. and Amador, E. 2007. Colonies of Four Species of Terns and the Black Skimmer in Western Mexico. Waterbirds 30(3): 358-366.
  • R1162 - Shuford, W. D., and Gardali, T., (eds). 2008. California Bird Species of Special Concern: A ranked assessment of species, subspecies, and distinct populations of birds of immediate conservation concern in California. Studies of Western Birds 1. Western Field Ornithologists, Camarillo, California, and California Department of Fish and Game, Sacramento.

Notes

  • S7173 - 1,000 breeding pairs in Mexico, inc. Baja California . 1,200-1,300 pairs inCalifornia between 2001-2005 .



Copyright Wetlands International 2012

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