Population information

Order name Ciconiiformes
Family name Ardeidae
Scientific name Egretta gularis Common name Western Reef-egret
Population name schistacea, South-west Asia & South Asia
Breeding range Coastal SW, S Asia Non-breeding range
Red List Category Least Concern
Ramsar regions Asia
Notes Sometimes assigned to Egretta garzetta schistacea. Sometimes assigned to asha.

Conservation Framework

Conservation framework Notes
AEWA
Note:

Population size

Publication Start year End year Minimum Maximum Estimate quality Notes References Actions
WPE 1 1987 1991 17,000 17,000 [R519]
WPE 2 1987 1991 17,000 17,000 [R519]
WPE 3 1987 1991 17,000 17,000 [R519]
WPE 4 1987 1991 17,000 17,000 [R519]
WPE 5 1987 1991 17,000 17,000 [R519]
CSR 4 1987 1991 17,000 17,000 Expert opinion [R519]
CSR 5 1987 1991 17,000 17,000 Expert opinion [R519]
CSR 6 1990 2006 10,000 25,000 Best guess [S8482] [R1330] [R1397] [R519]

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 1 0 0 Unknown
WPE 2 0 0 Unknown
WPE 3 0 0 Unknown
WPE 4 0 0 Unknown
WPE 5 1990 2000 STA No idea [R66]
CSR 4 1990 2000 STA No idea [R66]
CSR 5 1990 2000 STA No idea [R66]
CSR 6 2000 2012 Unknown No idea

Population 1% level

Publication Yearset 1 percent Note
WPE 1 1994 170
WPE 2 1997 170
WPE 3 2002 170
WPE 4 2006 170
WPE 5 2012 170
CSR 4 0 -1
CSR 5 0 -1
CSR 6 0 -1

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.
  • R66 - BirdLife International Website 2002
  • R1330 - Jennings, M.C. 2010. Atlas of Breeding Birds of Arabia. Fauna of Arabia Vol. 25. Senckenberg Gesellschaft für Naturforschung and King Abdulaziz City for Science and Technology, Frankfurt, Germany and Riyadh, Saudi Arabia
  • R1397 - Etezadifar, F., Barati, A., Karami, M., Danekar, A., & Khaleghizadeh, A. (2010). Breeding Success of Western Reef Heron in Hara Biosphere Reserve, Persian Gulf. Waterbirds, 33(4), 527-533.
  • R1569 - Sheldon, R. 2017. Estimates of breeding waterbird populations in Central/SW Asia, The Caucasus and the Arabian Peninsula.
  • R1548 - Wetlands International (2017) Flyway trend analyses based on data from the African-Eurasian Waterbird Census from the period of 1967-2015. Ede, The Netherlands: Wetlands International. Temporary URL: https://www.dropbox.com/sh/r76f4eyuhzu65co/AADzzQkhySsUDsmwFJUcHs91a?dl=0

Notes

  • S8482 - Jennings 2010 estimated 2,675-3,175 pairs for the Gulf coast of Arabia. Etezadifar et al (2010) estimated 400 pairs for Iran.
  • S8913 - See CSR6 and Sheldon (2017).
  • T6838 - 1989-2015: Strong increase



Copyright Wetlands International 2012

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