Population information

Order name Pelicaniformes
Family name Phalacrocoracidae
Scientific name Phalacrocorax featherstoni Common name Pitt Shag
Population name Chatham is
Breeding range Chatham Islands Non-breeding range
Red List Category Endangered
Ramsar regions Oceania
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 3 1999 1999 1,400 1,400 [R68]
WPE 4 2005 2005 1,600 1,600 [S3539] [R64]
WPE 1 0 0 1 1,000 [R165]
WPE 2 1993 1993 1 3,000 [R138]
WPE 5 2005 2005 1,600 1,600 [S6415] [R64]

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 3 1990 1996 STA [R68]
WPE 4 1997 2003 DEC [R64]
WPE 1 0 0 Unknown
WPE 2 0 0 Unknown
WPE 5 1997 2003 DEC [R64]

Population 1% level

Publication Yearset 1 percent Note
WPE 3 2002 15
WPE 4 2006 16
WPE 1 1994 10
WPE 2 1997 30
WPE 5 2012 15

References

  • R68 - BirdLife International. (2000). Threatened Birds of the World. Barcelona and Cambridge, UK: Lynx Edicions and BirdLife international
  • R64 - BirdLife International. 2005. Threatened birds of the world 2005. Species factsheets available at?www.birdlife.org
  • R165 - Croxall, J.P., Evans, P.G.H. and Schreiber, R.W. (eds.). 1984. Status and Conservation of the World's Seabirds. ICBP Technical Publication No. 2. Cambridge, UK.
  • 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

  • S3539 - 547 pairs (equivalent to 1,641 individuals) counted in the second complete census over the 2003-2004 breeding season (Bester and Charteris 2005).
  • S6415 - 547 pairs (equivalent to 1,641 individuals) counted in the second complete census over the 2003-2004 breeding season (Bester and Charteris 2005).



Copyright Wetlands International 2012

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