Population information

Order name Anseriformes
Family name Anatidae
Scientific name Lophonetta specularioides Common name Crested Duck
Population name specularioides, S South America
Breeding range S Andes to Tierra del Fuego Non-breeding range Partial migrant from mountains to coast
Red List Category Least Concern
Ramsar regions Neotropics
Notes In WPE2 this population belonged to one single population (L.s. specularioides, Southern South America).

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 0 0 10,000 25,000 [R214]
WPE 4 0 0 10,000 25,000 [R214]
WPE 5 0 0 10,000 25,000 Best guess [R214]

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 3 1972 1992 STA [R214]
WPE 4 1972 1992 STA [R214]
WPE 5 1972 1992 STA [R214]

Population 1% level

Publication Yearset 1 percent Note
WPE 3 2002 250
WPE 4 2006 250
WPE 5 2012 250

References

  • R214 - Ellis-Joseph, S., Hewston, N. and Green, A. (compilers). 1992. Global Waterfowl Conservation Assessment and Management Plan: First Review Draft. Report by the IUCN Captive Breeding Specialist Group and The Wildfowl and Wetlands Trust. 1992. 77 pp.

Notes




Copyright Wetlands International 2012

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