Population information

Order name Charadriiformes
Family name Laridae
Scientific name Sterna vittata Common name Antarctic Tern
Population name vittata, P.Edward, Marion, Crozet & Kerguelen/South Africa
Breeding range Prince Edward, Marion, Crozet, Kerguelen, Heard Is Non-breeding range Prince Edward, Marion, Crozet, Kerguelen, Heard Is, Coast of South Africa
Red List Category Least Concern
Ramsar regions Africa
Notes

Conservation Framework

Conservation framework Notes
AEWA
Note:

Population size

Publication Start year End year Minimum Maximum Estimate quality Notes References Actions
WPE 1 0 0 3,000 6,000 [R621]
WPE 2 0 0 3,000 6,000 [R621]
WPE 3 0 0 6,700 6,701 [R196]
WPE 4 0 0 6,700 8,000 [S2600] [R196]
WPE 5 2001 2003 6,700 8,000 Expert opinion [R196]
CSR 4 2001 2003 6,700 8,000 Expert opinion [S2602] [R196] [R636]
CSR 5 2001 2003 6,700 8,000 Expert opinion [R196]
CSR 6 2001 2003 6,700 8,000 Expert opinion [R196]

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 1 0 0 Unknown
WPE 2 0 0 Unknown
WPE 3 0 0 Unknown
WPE 4 0 0 Unknown
WPE 5 1990 2000 STA No idea [R66]
CSR 4 1990 2000 STA No idea [R66]
CSR 5 1990 2000 STA No idea [R66]
CSR 6 2003 2012 Unknown No idea
CSR 6 2003 2012 Unknown No idea

Population 1% level

Publication Yearset 1 percent Note
WPE 1 1994 45
WPE 2 1997 45
WPE 3 2002 65
WPE 4 2006 75
WPE 5 2012 75
CSR 4 0 -1
CSR 5 0 -1

References

  • R621 - Thibault, J.C. and Guyst, I. 1993. Livre rouge des oiseaux menac?s des regions Francaises d'outre mer. ICBP Monograph No. 5. CIPO, Saint-Claude, France.
  • R196 - du Toit, M., Boere, G.C., Cooper, J., Kemper, J., Lenten, B., Simmons, R.S., Whittington, P.A. and Byers, O. (eds). 2002. Conservation assessment and management plan for southern African coastal seabirds. Workshop Report, Cape Town, South Africa, 4-8 Feb
  • R66 - BirdLife International Website 2002
  • R636 - Tree, A.J. and Klages, N.T.W. 2004. Population size, distribution and origins of Antarctic Terns Sterna vittata wintering in South Africa. Marine Ornithology 32: 55-61.

Notes

  • S2600 - Breeding estimate >2215 pairs (6645 individuals) : <15 pairs Prince Edward, 100 pairs Crozet, 2,000 pairs Kerguelen, 100 pairs Heard (198, 644). Numbers on Marion unknown. Total of vittata and sanctipauli wintering in South Africa estimated at 9,240 of which 1,200 sanctipauli and 8,040 vittata (644).
  • S2602 - 644. Breeding estimate of 2,215 pairs (6,645 individuals); wintering estimate of 8,000.



Copyright Wetlands International 2012

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