Population information

Order name Anseriformes
Family name Anatidae
Scientific name Anas superciliosa Common name Pacific Black Duck
Population name superciliosa
Breeding range New Zealand & Islands Non-breeding range
Red List Category Least Concern
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 1 0 0 80,000 150,000 [R705]
WPE 2 0 0 80,000 150,000 [R705]
WPE 3 0 0 80,000 150,000 [R705]
WPE 4 0 0 80,000 150,000 [R705]
WPE 5 0 0 80,000 150,000 [R705]

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 1 1982 1992 DEC [R705]
WPE 2 1982 1992 DEC [R705]
WPE 3 1982 1992 DEC [R705]
WPE 4 1982 1992 DEC [R705]
WPE 5 1982 1992 DEC [R705]

Population 1% level

Publication Yearset 1 percent Note
WPE 1 1994 1200
WPE 2 1997 1200
WPE 3 2002 1200
WPE 4 2006 1200
WPE 5 2012 1100

References

  • R705 - Williams, M.J. (pers. comm.). 1993. Unpublished information from New Zealand, summarised for IWRB.

Notes




Copyright Wetlands International 2012

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