Population information

Order name Anseriformes
Family name Anatidae
Scientific name Anas zonorhyncha Common name Chinese Spot-billed Duck
Population name zonorhyncha
Breeding range SE Siberia, Japan, Korea, NE & E China, Taiwan Non-breeding range S & E China, Japan, Korea, Taiwan
Red List Category Least Concern
Ramsar regions Asia
Notes

Conservation Framework

Conservation framework Notes
EAAF Partnership
Note:

Population size

Publication Start year End year Minimum Maximum Estimate quality Notes References Actions
WPE 1 1987 1991 100,000 1,000,000 [R519]
WPE 2 1987 1991 100,000 1,000,000 [R519]
WPE 3 0 0 800,000 1,600,000 [R455]
WPE 4 0 0 800,000 1,600,000 [R455]
WPE 5 0 0 800,000 1,600,000 [R455]

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 1 1977 1991 DEC [R519]
WPE 2 1977 1991 DEC [R519]
WPE 3 1977 1991 DEC [R519]
WPE 4 1977 1991 DEC [R519]
WPE 5 1977 1991 DEC [R519]

Population 1% level

Publication Yearset 1 percent Note
WPE 1 0 -1
WPE 2 0 -1
WPE 3 2002 12000
WPE 4 2006 12000
WPE 5 2012 11300

References

  • R519 - Perennou, C.P., Mundkur, T. and Scott, D.A. 1994. The Asian Waterfowl Census 1987-1991: distribution and status of Asian waterfowl. IWRB Spec. Publ. No. 24; AWB Spec. Publ. No. 86. Slimbridge, UK and Kuala Lumpur, Malaysia.
  • R455 - Miyabayashi, Y. and Mundkur, T. 1999. Atlas of Key Sites for Anatidae in the East Asian Flyway. Wetlands International ? Japan ? Tokyo, and Wetlands International ? Asia Pacific, Kuala Lumpur. 148 pp.

Notes




Copyright Wetlands International 2012

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