Population information

Order name Gruiformes
Family name Rallidae
Scientific name Atlantisia rogersi Common name Inaccessible Rail
Population name Inaccessible Is
Breeding range Inaccessible Is: Tristan da Cunha group Non-breeding range
Red List Category Vulnerable
Ramsar regions Africa
Notes

Conservation Framework

Conservation framework Notes
No conservation frameworks
Note:

Population size

Publication Start year End year Minimum Maximum Estimate quality Notes References Actions
WPE 4 1992 1992 8,400 8,400 [R242]
WPE 3 1999 1999 8,400 8,400 [R68]
WPE 1 1984 1984 10,000 10,000 [R137]
WPE 2 1993 1993 8,400 8,400 [R138]
WPE 5 1992 1992 8,400 8,400 [R242]

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 4 1982 1992 STA [R242]
WPE 3 1990 2000 STA [R68]
WPE 1 0 0 Unknown
WPE 2 0 0 Unknown
WPE 5 1982 1992 STA [R242]

Population 1% level

Publication Yearset 1 percent Note
WPE 4 2006 85
WPE 3 2002 85
WPE 1 1994 100
WPE 2 1997 84
WPE 5 2012 85

References

  • R242 - Fraser, M.W., Dean, W.R.J. and Best, I.C. 1992. Observations on the Inacessible Island Rail Atlantisia rogersi: the world's smallest flightless bird. Bull. Brit. Orn. Club 112: 12-22.
  • R68 - BirdLife International. (2000). Threatened Birds of the World. Barcelona and Cambridge, UK: Lynx Edicions and BirdLife international
  • R137 - Collar, N.J. and Stuart, S.N. 1985. Threatened Birds of Africa and Related Islands. Third Edition. ICBP, Cambridge, U.K., and IUCN, Gland, Switzerland.
  • R138 - Collar, N.J., Crosby, M.J. and Stattersfield, A.J. 1994. Birds to Watch 2. The World List of Threatened Birds. BirdLife Conservation series No. 4. BirdLife International, Cambridge, UK. 407 pp.

Notes




Copyright Wetlands International 2012

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