Population information

Order name Ciconiiformes
Family name Ardeidae
Scientific name Ardea alba Common name Great White Egret
Population name modestus, E Asia (non-bre)
Breeding range E Asia Non-breeding range E Asia, SE Asia, Philippines
Red List Category Least Concern
Ramsar regions Asia
Notes Sometimes considered as Ardea (Casmerodius, Egretta) modestus. Two forms are recognised by ornithologists in the region (one closely resembling alba) and research is needed on their taxonomy and distribution (Butler et al. (1992), Moores, N. in litt. (2005)).

Conservation Framework

Conservation framework Notes
EAAF Partnership
Note:

Population size

Publication Start year End year Minimum Maximum Estimate quality Notes References Actions
WPE 1 1987 1991 10,000 100,000 [R519]
WPE 2 1987 1991 10,000 100,000 [R519]
WPE 3 1987 1991 10,000 100,000 [R519]
WPE 4 2001 2001 10,000 100,000 [S5816] [R20]
WPE 5 2001 2001 10,000 100,000 Best guess [S7646] [R20]

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 1 1987 1991 DEC [R519]
WPE 2 1987 1991 DEC [R519]
WPE 3 1987 1991 DEC [R519]
WPE 4 1987 1991 DEC [R519]
WPE 5 1987 1991 DEC [R519]

Population 1% level

Publication Yearset 1 percent Note
WPE 1 0 -1
WPE 2 0 -1
WPE 3 2002 1000
WPE 4 2006 1000
WPE 5 2012 1000

References

  • R519 - Perennou, C.P., Mundkur, T. and Scott, D.A. 1994. The Asian Waterfowl Census 1987-1991: distribution and status of Asian waterfowl. IWRB Spec. Publ. No. 24; AWB Spec. Publ. No. 86. Slimbridge, UK and Kuala Lumpur, Malaysia.
  • R20 - Asian Waterbird Census unpublished data. 2002.

Notes

  • S5816 - 20: 16,800 counted in 2004.
  • S7646 - 20: 16,800 counted in 2004.



Copyright Wetlands International 2012

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