Population information

Order name Ciconiiformes
Family name Ardeidae
Scientific name Ardea herodias Common name Great Blue Heron
Population name herodias, Baja California, Mexico
Breeding range Baja California, Mexico Non-breeding range
Red List Category Least Concern
Ramsar regions North America
Notes Sometimes ascribed to sanctilucae.

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 -1 No quality assessment
WPE 2 0 0 -1 -1 No quality assessment
WPE 3 0 0 -1 -1 No quality assessment
WPE 4 0 0 -1 -1 No quality assessment
WPE 5 0 0 -1 -1 No quality assessment

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 1 1966 1991 STA No quality assessment [R635]
WPE 2 0 0 Unknown No quality assessment
WPE 3 0 0 Unknown No quality assessment
WPE 4 0 0 Unknown No quality assessment
WPE 5 0 0 Unknown No idea

Population 1% level

Publication Yearset 1 percent Note
WPE 1 -1 -1 Not Set
WPE 2 -1 -1 Not Set
WPE 3 -1 -1 Not Set
WPE 4 -1 -1 Not Set
WPE 5 -1 -1 Not Set

References

  • R635 - Trapp, J. (pers. comm.). 1993. Unpublished data from the North American Breeding Bird Survey 1966-1991 compiled by USFWS for IWRB.

Notes




Copyright Wetlands International 2012

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