Population information

Order name Gruiformes
Family name Gruidae
Scientific name Grus japonensis Common name Red-crowned Crane
Population name Japan
Breeding range Hokkaido, Japan Non-breeding range
Red List Category Endangered
Ramsar regions Asia
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 1993 1993 600 600 [R714]
WPE 2 1995 1995 594 594 [R443]
WPE 3 2001 2001 800 800 [R124]
WPE 4 2004 2004 900 900 [R433]
WPE 5 2012 2012 1,460 1,550 Census based [S5943]

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 1 1982 1992 STA [R665]
WPE 2 1985 1995 INC [R443]
WPE 3 1990 2000 INC [R68]
WPE 4 1995 2005 INC [R64]
WPE 5 1995 2005 INC [T4021]

Population 1% level

Publication Yearset 1 percent Note
WPE 1 1994 6
WPE 2 1997 6
WPE 3 2002 8
WPE 4 2006 9
WPE 5 2012 15

References

  • R714 - Yanagisawa, N., Fujimaki, Y. and Higuchi, H. (pers. comm.). 1993. Japanese data on waterbird population sizes, summarised for IWRB.
  • R665 - Unpublished information provided by IWRB Specialist Research Groups
  • R443 - Meine, C.D. and Archibald, G.W. (eds.). 1996. The Cranes: status survey and conservation Action Plan. IUCN, Gland, Switzerland and Cambridge, UK. 294 pp.
  • R124 - Chan, Simba, In litt,. 2002. Unpublished information on Asian waterbirds.
  • R68 - BirdLife International. (2000). Threatened Birds of the World. Barcelona and Cambridge, UK: Lynx Edicions and BirdLife international
  • R433 - Masatomi Hiroyuki. 2005. Number of Tancho Grus japonensis wintering in Hokkaido in 2004. In China Crane News Vol.9 No.1, June 2005.
  • R64 - BirdLife International. 2005. Threatened birds of the world 2005. Species factsheets available at?www.birdlife.org

Notes

  • S5943 - New estimate from WBSJ: 1,000 in Easterm Hokkaido (Yutaka Kanai, in litt. 2012). Momose, Y & Momose, K . In litt., May 2012 report results of early 2012 roost counts in ideal counting weather which likely resulted in more complete counts, although the population is growing.
  • T4021 - Momose, Y & Momose, K . In litt., May 2012 report results of early 2012 roost counts in ideal counting weather which likely resulted in more complete counts, although the population is growing.



Copyright Wetlands International 2012

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