Population information

Order name Ciconiiformes
Family name Threskiornithidae
Scientific name Pseudibis davisoni Common name White-shouldered Ibis
Population name Indochina
Breeding range S Vietnam, S Laos, Cambodia Non-breeding range
Red List Category Critically Endangered
Ramsar regions Asia
Notes In WPE2 this population belonged to one single population (Southeastern Asia).

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 2002 2002 1 100 [R604]
WPE 4 2005 2005 50 250 [S4368] [R64]
WPE 5 2010 2010 400 400 Expert opinion [S6479] [R1213]

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 3 1950 2000 DEC [R68]
WPE 4 1950 2005 DEC [R64]
WPE 5 1950 2005 DEC [R64]

Population 1% level

Publication Yearset 1 percent Note
WPE 3 2002 1
WPE 4 2006 2
WPE 5 2012 4

References

  • R604 - Specialist]] Unpublished information supplied by Wetlands International Specialist Groups, 2002.
  • R68 - BirdLife International. (2000). Threatened Birds of the World. Barcelona and Cambridge, UK: Lynx Edicions and BirdLife international
  • R64 - BirdLife International. 2005. Threatened birds of the world 2005. Species factsheets available at?www.birdlife.org
  • R1213 - BirdLife International. 2012f .Species factsheet: Pseudibis?davisoni. Downloaded from http://www.birdlife.org on 24/05/2012.

Notes

  • S4368 - Population estimate based on analysis in 66 who estimated the total population to be "very probably below 500".
  • S6479 - Population estimate based on analysis in BirdLife International 2001 which estimated the total population to be very probably below 500.



Copyright Wetlands International 2012

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