Population information

Order name Ciconiiformes
Family name Ardeidae
Scientific name Egretta novaehollandiae Common name White-faced Heron
Population name novaehollandiae
Breeding range New Zealand, Australia, New Guinea, E Indonesia Non-breeding range
Red List Category Least Concern
Ramsar regions Asia Oceania
Notes Considered to be monotypic by Marchant & Higgins (1990) & Boles & Walter, in litt. (2005).

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 1,000,000 1,000,001 [R421]
WPE 2 0 0 1,000,000 1,000,001 [R421]
WPE 3 0 0 1,000,000 1,000,001 [R421]
WPE 4 2003 2003 25,000 1,000,000 [S3566] [R341]
WPE 5 2004 2008 10,000 100,000 Best guess [S6431] [R341] [R426] [R1109] [R1149]

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 1 0 0 Unknown
WPE 2 0 0 Unknown
WPE 3 0 0 Unknown
WPE 4 0 0 Unknown
WPE 5 0 0 Unknown No idea

Population 1% level

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

References

  • R421 - Maddock, M. (pers. comm.). 1993. Literature on Australasian Ardeidae, summarised for IWRB.
  • 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,
  • R426 - Madsen, J., Reed, A. and Andreev, A. 1996. Status and trends of geese (Anser sp., Branta sp.) in the world: a review, updating and evaluation. In: Proceedings of Anatidae 2000. M. Birkan, J. van Vessem, P. Havet, J. Madsen, B. Trolliet, and M. Moser (eds.
  • R1109 - Joseph, L. In litt. 4 April 2012 (CSIRO, Canberra).
  • R1149 - Reid, J.R.W., Kingsford, R.T. and Jaensch, R.P. 2009. Waterbird Surveys in the Channel Country Floodplain Wetlands, Autumn 2009. Report by Australian National University, Canberra, University of New South Wales, Sydney, and Wetlands International, Oceania, Brisbane, for the Australian Government Department of Environment, Water, Heritage and the Arts. 81 pp. Also available online at http://www.lebmf.gov.au/publications/pubs/waterbirds-report.pdf

Notes

  • S3566 - 344: 25,000 - 100,000 appropriate for whole of Australia. 205: Non-Australian population much smaller than Australian population. 42: >5,000 in New Caledonia.
  • S6431 - Estimate based on summed maximum counts indicating at least 10,000 birds and common status (at low density) across dryland habitats; much habitat is not surveyed.



Copyright Wetlands International 2012

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