Population information

Order name Charadriiformes
Family name Laridae
Scientific name Thalasseus sandvicensis Common name Sandwich Tern
Population name sandvicensis, Western Europe/West Africa
Breeding range Coasts of W & N Europe Non-breeding range Mostly W & NW African coasts S to South Africa
Red List Category Least Concern
Ramsar regions Africa Europe
Notes

Conservation Framework

Conservation framework Notes
AEWA
EUBD
Note:

Population size

Publication Start year End year Minimum Maximum Estimate quality Notes References Actions
WPE 3 1970 1990 159,000 171,000 [R69]
WPE 1 1994 1994 150,000 150,000 [R70]
WPE 2 1994 1994 150,000 150,000 [R70]
WPE 4 1990 2000 166,000 171,000 [S2512] [R63]
WPE 5 1990 2000 166,000 171,000 Expert opinion [R63]
CSR 4 1990 2000 166,000 171,000 Expert opinion [R63]
CSR 5 1990 2000 166,000 171,000 Expert opinion [R63]
CSR 6 2000 2012 160,000 186,000 Expert opinion [S8435]

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 3 1970 1990 INC [R69]
WPE 1 1983 1993 INC [R70]
WPE 2 1983 1993 INC [R70]
WPE 4 1990 2000 STA [R63]
WPE 5 1990 2000 STA Poor [R63]
CSR 4 1990 2000 STA Poor [R63]
CSR 5 1990 2000 STA Poor [R63]
CSR 6 2000 2012 INC Reasonable [T6432]

Population 1% level

Publication Yearset 1 percent Note
WPE 3 2002 1700
WPE 1 1994 1500
WPE 2 1997 1500
WPE 4 2006 1700
WPE 5 2012 1700
CSR 4 0 -1
CSR 5 0 -1
CSR 6 0 -1

References

  • R69 - BirdLife International/European Bird Census Council. 2000. European bird populations: estimates and trends. Cambridge, UK. BirdLife International Conservation Series No. 10.
  • R70 - BirdLife International/European Birds Census Council, European Birds Database. Accessed March 1994.
  • R63 - BirdLife International (2004)b. Birds in Europe, population estimates, trends and conservation status. Cambridge, UK: BirdLife International. (BirdLife Conservation Series No. 12).
  • R1549 - BirdLife International 2015. European Red List of Birds. Luxembourg: Office for Official Publications of the European Communities. http://datazone.birdlife.org/info/euroredlist

Notes

  • S2512 - 64: summed estimates for relevant countries 55,260 - 57,645 pairs (165,780 - 171,105 individuals).
  • S8435 - European Topic Centre on Biological Diversity (in prep.) estimates the W European population to number 53,311-61,981 pairs.
  • T6432 - Increasing in DK, FR, UK, IE and ES, declining in Be and ES, stable or fluctuating in SE, EE, PL and NL, unknown in IT. Overall growth rate is 1.0025-1.0157 in the short term, 1.0096-1.0138 during 1980-2012 (European Topic Centre on Biological Diversity, in prep.).
  • S8983 - 53,311-61,981 pairs.
  • T7066 - Also long-term increase.



Copyright Wetlands International 2012

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