Population information

Order name Ciconiiformes
Family name Ardeidae
Scientific name Ardea cinerea Common name Grey Heron
Population name firasa
Breeding range Madagascar, Seychelles Non-breeding range
Red List Category Least Concern
Ramsar regions Africa
Notes

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 2001 2001 5,000 5,000 [R190]
WPE 4 2001 2001 5,000 5,000 [R190]
WPE 1 0 0 -1 -1
WPE 2 0 0 -1 -1
WPE 5 2001 2001 5,000 5,000 [R190]

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 3 1991 2001 DEC [R301]
WPE 4 1991 2001 DEC [R301]
WPE 1 0 0 Unknown
WPE 2 0 0 Unknown
WPE 5 1991 2001 DEC [R301]

Population 1% level

Publication Yearset 1 percent Note
WPE 3 2002 50
WPE 4 2006 50
WPE 1 0 -1
WPE 2 0 -1
WPE 5 2012 50

References

  • R190 - Dodman, T. 2002. Waterbird Population Estimates in Africa. Unpublished report to Wetlands International.
  • R301 - Hawkins, F. In litt. 2002. Unpublished notes on waterbird population estimates of Madagascar.

Notes




Copyright Wetlands International 2012

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