Population information

Order name Pelicaniformes
Family name Anhingidae
Scientific name Anhinga novaehollandiae Common name Australasian Darter
Population name Australia, New Guinea
Breeding range Australia (vagrant Tasmania), New Guinea Non-breeding range
Red List Category Least Concern
Ramsar regions Oceania
Notes Often included in melanogaster.

Conservation Framework

Conservation framework Notes
No conservation frameworks
Note:

Population size

Publication Start year End year Minimum Maximum Estimate quality Notes References Actions
WPE 4 2003 2003 25,000 100,000 [S3270] [R341]
WPE 1 0 0 -1 -1
WPE 2 0 0 -1 -1
WPE 3 0 0 -1 -1
WPE 5 1995 2004 10,000 100,000 Best guess [S6328] [R286] [R341]

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 4 1990 2000 FLU [R341]
WPE 1 0 0 Unknown
WPE 2 0 0 Unknown
WPE 3 0 0 Unknown
WPE 5 1982 2011 FLU Poor [R1101]

Population 1% level

Publication Yearset 1 percent Note
WPE 4 2006 1000
WPE 1 0 -1
WPE 2 0 -1
WPE 3 0 -1
WPE 5 2012 1000

References

  • R341 - Jaensch, Roger, August 2005. Detailed data and notes on numbers and distribution of waterbirds in Australia, updated from Jaensch, 2003, and derived from more than 90 Australian sources including Wetlands International, Birds Australia and Jaensch, 2003,
  • R286 - Halse, S.A., Pearson, G.B., Jaensch, R.P., Kulmoi, P., Gregory, P., Kay, W.R. and Storey, A.W. 1996. Waterbird surveys of the Middle Fly River floodplain, Papua New Guinea. Wildlife Research 23 (5): 557-569. (CSIRO Publishing, Australia).
  • R1101 - Jaensch, R. April 2012. Detailed data and notes on numbers and trends of waterbirds in Australia and other parts of the Oceania region, in a spreadsheet prepared for Wetlands International - Oceania for the 5th edition of WPE.

Notes

  • S3270 - Estimate and trend for Australian part of population only.
  • S6328 - Estimate based on sum of highest sub-regional estimates from Australia and New Guinea, which give only partial cover of species' range.



Copyright Wetlands International 2012

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