Population information

Order name Gruiformes
Family name Gruidae
Scientific name Grus japonensis Common name Red-crowned Crane
Population name E China (non-bre)
Breeding range NE China, SE Russia Non-breeding range E China
Red List Category Endangered
Ramsar regions Asia
Notes

Conservation Framework

Conservation framework Notes
EAAF Partnership
Note:

Population size

Publication Start year End year Minimum Maximum Estimate quality Notes References Actions
WPE 1 1993 1993 650 750 [R665]
WPE 2 1996 1996 600 800 [R535]
WPE 3 1999 1999 1,200 1,200 [R68]
WPE 4 2004 2004 1,000 1,000 [S187] [R125]
WPE 5 2010 2011 400 500 Expert opinion [S5941] [R1107]

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 1 1982 1992 DEC [R665]
WPE 2 1985 1995 DEC [R535]
WPE 3 1990 2000 DEC [R68]
WPE 4 1995 2005 DEC [R64]
WPE 5 1995 2005 DEC [R64]

Population 1% level

Publication Yearset 1 percent Note
WPE 1 1994 7
WPE 2 1997 7
WPE 3 2002 10
WPE 4 2006 10
WPE 5 2012 4

References

  • R665 - Unpublished information provided by IWRB Specialist Research Groups
  • R535 - Qishan, Wang. (pers. comm.). 1996. Unpublished data concerning Chinese waterbirds.
  • R68 - BirdLife International. (2000). Threatened Birds of the World. Barcelona and Cambridge, UK: Lynx Edicions and BirdLife international
  • R125 - Chan, Simba, In litt,. 2005. Unpublished information on Asian waterbirds.
  • R64 - BirdLife International. 2005. Threatened birds of the world 2005. Species factsheets available at?www.birdlife.org
  • R1107 - Harris, J. In litt. 2012t.

Notes

  • S187 - 126: Since 2000 the counts in E China have been between 689 and 939.
  • S5941 - New estimates from ICF (Harris, J. In litt. 2012).



Copyright Wetlands International 2012

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