Population information

Order name Ciconiiformes
Family name Ardeidae
Scientific name Ixobrychus eurhythmus Common name Schrenck's Bittern
Population name E & SE Asia
Breeding range SE Siberia, Japan, Korea, NE & E China Non-breeding range S China, S Japan, Indochina, Malay Peninsula, Greater Sundas, Sulawesi & Philippines
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 2 0 0 1 25,000 [R395]
WPE 3 0 0 1 25,000 [R395]
WPE 4 0 0 1 25,000 [R395]
WPE 1 1993 1993 10,000 100,000 [R665]
WPE 5 0 0 1 25,000 Best guess [R395]

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 2 1985 1995 DEC [R395]
WPE 3 1985 1995 DEC [R395]
WPE 4 1985 1995 DEC [R395]
WPE 1 0 0 Unknown
WPE 5 1985 1995 DEC [R395]

Population 1% level

Publication Yearset 1 percent Note
WPE 2 0 -1
WPE 3 2002 250
WPE 4 2006 250
WPE 1 0 -1
WPE 5 2012 250

References

  • R395 - Lansdown, R.V. (pers. comm.) 1996. Data prepared for the Draft Ardeidae Action Plan.
  • R665 - Unpublished information provided by IWRB Specialist Research Groups

Notes




Copyright Wetlands International 2012

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