Population information

Order name Ciconiiformes
Family name Ardeidae
Scientific name Botaurus lentiginosus Common name American Bittern
Population name North America
Breeding range S & C Canada, USA Non-breeding range S USA, Central America & Caribbean
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 -1 -1
WPE 2 0 0 -1 -1
WPE 3 2000 2000 2,976,000 2,976,000 [R687]
WPE 4 2000 2000 2,980,000 2,980,000 [S4073] [R687]
WPE 5 2000 2000 2,980,000 2,980,000 [S7816] [R1192]

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 1 1966 1991 DEC [R635]
WPE 2 1966 1996 STA [R565]
WPE 3 1966 2000 STA [R563]
WPE 4 1966 2000 STA [R563]
WPE 5 1966 2004 DEC? No idea [R1192]

Population 1% level

Publication Yearset 1 percent Note
WPE 1 0 -1
WPE 2 0 -1
WPE 3 2002 20000
WPE 4 2006 20000
WPE 5 2012 29800

References

  • R635 - Trapp, J. (pers. comm.). 1993. Unpublished data from the North American Breeding Bird Survey 1966-1991 compiled by USFWS for IWRB.
  • R565 - Sauer, J.R., Schwartz, S., Peterjohn, B.G. and Hines, J.E. 1996. The North American Breeding Bird Survey Home Page. Version 94.3 Natl. Biol. Serv., Patuxtent Wildlife Research Center, Laurel MD. URL: http://www.mbr.nbs.gov/bbs/bbs.html.
  • R687 - Waterbird Conservation for the Americas. 2001. Continental Marshbird Conservation Planning Workshop, August 2001, Denver, Colorado.
  • R563 - Sauer, J. R., J. E. Hines, and J. Fallon. 2001. The North American Breeding Bird Survey, Results and Analysis 1966 - 2000. Version 2001.2, USGS Patuxent Wildlife Research Center, Laurel, MD.
  • R1192 - Wiggins, D.A. (2006, September 6). American Bittern (Botaurus lentiginosus): a technical conservation assessment. [Online]. USDA Forest Service, Rocky Mountain Region

Notes

  • S4073 - Estimate from BBS 992,000 pairs (2,976,000 individuals). For populations over 2 million birds, Ramsar criterion 5 (20,000 or more waterbirds) applies.
  • S7816 - Estimate from BBS 992,000 pairs (2,976,000 individuals). For populations over 2 million birds, Ramsar criterion 5 (20,000 or more waterbirds) applies.



Copyright Wetlands International 2012

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