Population information

Order name Podicipediformes
Family name Podicipedidae
Scientific name Podiceps cristatus Common name Great Crested Grebe
Population name infuscatus, Eastern Africa (Ethiopia to N Zambia)
Breeding range Eastern Africa: Ethiopia to N Zambia Non-breeding range
Red List Category Least Concern
Ramsar regions Africa
Notes These populations were treated as a single larger population WPE1. (WPE2)

Conservation Framework

Conservation framework Notes
AEWA
Note:

Population size

Publication Start year End year Minimum Maximum Estimate quality Notes References Actions
WPE 2 0 0 1 1,000 [R191]
WPE 3 0 0 1 1,000 [R188]
WPE 4 0 0 1 1,000 [R188]
WPE 5 1996 1996 1 1,000 Best guess [R191]
CSR 4 1996 1996 1 1,000 Best guess [R191]
CSR 5 1996 1996 1 1,000 Best guess [R191]
CSR 6 2000 2008 500 1,500 Best guess [R1371]

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 2 1984 1994 DEC [R497]
WPE 3 1984 1994 DEC [R497]
WPE 4 1984 1994 DEC [R497]
WPE 5 1984 1994 DEC Poor [R497]
CSR 4 1984 1994 DEC Poor [R497]
CSR 5 1984 1994 DEC Poor [R497]
CSR 6 2003 2012 UNC Poor [R1381]

Population 1% level

Publication Yearset 1 percent Note
WPE 2 1997 10
WPE 3 2002 10
WPE 4 2006 10
WPE 5 2012 1
CSR 4 0 -1
CSR 5 0 -1

References

  • R191 - Dodman, T. and Taylor, V. 1996. African waterfowl census 1996. Les D?nombrements Internationaux d?oiseaux d?eau en Afrique, 1996. Wetlands International, Wageningen, NL. 206 pp. ISBN: 1 900442 11 6.
  • R497 - O'Donnel, C.F.J. and Fjelds?, J. 1995. Grebes: a global action plan for their conservation. IUCN.
  • R188 - Dodman, T. and Rose, P. 1997. Application of the African Waterfowl Census in estimating the distribution and abundance of African waterfowl. In: Dodman, T. (ed.) 1996. A Preliminary Waterbird Monitoring strategy for Africa. Wetlands International, Wageningen, The Netherlands
  • 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/
  • R1381 - Nagy, S., Flink, S., Langendoen, T. (2014) Waterbird trends 1988-2012: Results of trend analyses of data from the International Waterbird Census in the African-Eurasian Flyway. Wetlands International, Ede.
  • 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




Copyright Wetlands International 2012

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