Population information

Order name Anseriformes
Family name Anatidae
Scientific name Mergus australis Common name Auckland Merganser
Population name Auckland Is
Breeding range Auckland Islands Non-breeding range
Red List Category Extinct
Ramsar regions Oceania
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 2 1966 1966 0 0 [R275]
WPE 3 1966 1966 0 0 [R275]
WPE 4 1966 1966 0 0 [R275]
WPE 1 0 0 -1 -1
WPE 5 1966 1966 0 0 [R275]

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 2 0 1901 EXT [R275]
WPE 3 0 1901 EXT [R275]
WPE 4 0 1901 EXT [R275]
WPE 1 1905 1990 EXT [R589]
WPE 5 0 1901 EXT [R275]

Population 1% level

Publication Yearset 1 percent Note
WPE 2 1997 1
WPE 3 0 -1
WPE 4 0 -1
WPE 1 0 -1
WPE 5 0 -1

References

  • R275 - Greenway, J.C. 1967. Extinct and Vanishing Birds of the World. Dover Publications, New York. 520 pp.
  • R589 - Sibley, C.G. and Monroe, B.L. 1990. Distribution and Taxonomy of Birds of the World. Yale University Press, New Haven and London.

Notes




Copyright Wetlands International 2012

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