Population information

Order name Ciconiiformes
Family name Ardeidae
Scientific name Ardea brachyrhyncha Common name Yellow-billed Egret
Population name Sub-Saharan Africa
Breeding range Sub-Saharan Africa Non-breeding range
Red List Category Least Concern
Ramsar regions Africa
Notes Ardea intermedia, A. brachyrhyncha and A. plumifera (del Hoyo and Collar 2014) were previously placed in the genus Mesophoyx and lumped as M. intermedia (see BirdLife International (2016) Species factsheet: Ardea brachyrhyncha.)

Conservation Framework

Conservation framework Notes
AEWA
Note:

Population size

Publication Start year End year Minimum Maximum Estimate quality Notes References Actions
WPE 3 2001 2001 25,000 100,000 No quality assessment [R190]
WPE 4 2001 2001 25,000 100,000 No quality assessment [R190]
WPE 1 0 0 -1 -1 No quality assessment
WPE 2 0 0 -1 -1 No quality assessment
WPE 5 2001 2001 25,000 100,000 Best guess [R190]
AEWA CSR 4 2001 2001 25,000 100,000 Best guess [R190]
AEWA CSR 5 2001 2001 25,000 100,000 Best guess [R190]
AEWA CSR 6 2001 2001 25,000 100,000 Best guess [R190]
AEWA CSR 7 2001 2001 25,000 100,000 Best guess [R190]

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 3 1991 2001 STA No quality assessment [R190]
WPE 4 1991 2001 STA No quality assessment [R190]
WPE 1 0 0 Unknown No quality assessment
WPE 2 0 0 Unknown No quality assessment
WPE 5 1991 2001 STA Poor [R190]
AEWA CSR 4 1991 2001 STA Poor [R190]
AEWA CSR 5 1991 2001 STA Poor [R190]
AEWA CSR 6 1991 2014 STA Poor [R1371]
AEWA CSR 7 2006 2015 INC? Reasonable [R1548]

Population 1% level

Publication Yearset 1 percent Note
WPE 3 2002 1000
WPE 4 2006 1000
WPE 1 -1 -1 Not Set
WPE 2 -1 -1 Not Set
WPE 5 2012 1000
AEWA CSR 4 -1 -1 Not Set
AEWA CSR 5 -1 -1 Not Set
AEWA CSR 7 2018 1000

References

  • R190 - Dodman, T. 2002. Waterbird Population Estimates in Africa. Unpublished report to Wetlands International.
  • R1371 - Dodman, T. 2014. Status, Estimates and Trends of Waterbird Populations in Africa: AEWA-listed African populations. Wetlands International. (CSR6 African populations) URL: https://www.wetlands.org/publications/1304/
  • 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. URL: http://iwc.wetlands.org/index.php/aewatrends
  • R1619 - Nagy, S. & Langendoen, T. (2020) Flyway trend analyses based on data from the African-Eurasian Waterbird Census from the period of 1967-2018. Online publication. Wetlands International, Wageningen, The Netherlands. URL: http://iwc.test.wetlands.org/index.php/aewatrends8

Notes

  • T7456 - Based on IWC data from 14 countries, Nagy & Langendoen (2020) reported increasing populations for each of the periods of 1993-2017, 1998-2017 and 2008-2017.



Copyright Wetlands International 2012

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