Population information

Order name Charadriiformes
Family name Laridae
Scientific name Thalasseus bengalensis Common name Lesser Crested Tern
Population name bengalensis, Red Sea/Eastern Africa
Breeding range Red Sea & Gulf of Aden Non-breeding range W Indian Ocean S to South Africa & Madagascar
Red List Category Least Concern
Ramsar regions Africa Asia
Notes Sometimes assigned to bengalensis or arabica.

Conservation Framework

Conservation framework Notes
AEWA
Note:

Population size

Publication Start year End year Minimum Maximum Estimate quality Notes References Actions
WPE 4 0 0 40,000 47,000 [S2484] [R521]
WPE 1 0 0 25,000 100,000 [R555]
WPE 2 0 0 25,000 100,000 [R555]
WPE 3 2001 2001 30,000 30,000 [R190]
WPE 5 2001 2001 40,000 47,000 Expert opinion [R190] [R521]
CSR 4 2001 2001 40,000 47,000 Expert opinion [R190] [R521]
CSR 5 2001 2001 40,000 47,000 Expert opinion [R190] [R521]
CSR 6 1980 2010 215,000 250,000 Expert opinion [S8431] [R1428] [R1429] [R1430] [R1330] [R1371]

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 4 1991 2001 STA [R190]
WPE 1 0 0 Unknown
WPE 2 0 0 Unknown
WPE 3 0 0 Unknown
WPE 5 1991 2001 STA Poor [R190]
CSR 4 1991 2001 STA Poor [R190]
CSR 5 1991 2001 STA Poor [R190]
CSR 6 2003 2012 Unknown No idea

Population 1% level

Publication Yearset 1 percent Note
WPE 4 2006 440
WPE 1 0 -1
WPE 2 0 -1
WPE 3 2002 300
WPE 5 2012 430
CSR 4 0 -1
CSR 5 0 -1
CSR 6 0 -1

References

  • R521 - PERSGA/GEF. 2003. Status of Breeding Seabirds in the Red Sea and Gulf of Aden. PERSGA Technical Series No. 8. PERSGA, Jeddah.
  • R190 - Dodman, T. 2002. Waterbird Population Estimates in Africa. Unpublished report to Wetlands International.
  • R555 - Rose, P.M. and Scott, D.A. 1994. Waterfowl Population Estimates. IWRB Publication 29. Slimbridge, UK.
  • R1428 - Coulthard, 2001
  • R1429 - ESGRA, 2003
  • R1430 - De Marchi, 2009
  • R1330 - Jennings, M.C. 2010. Atlas of Breeding Birds of Arabia. Fauna of Arabia Vol. 25. Senckenberg Gesellschaft für Naturforschung and King Abdulaziz City for Science and Technology, Frankfurt, Germany and Riyadh, Saudi Arabia
  • R1371 - Dodman, T. 2014. Status, Estimates and Trends of Waterbird Populations in Africa: AEWA-listed African populations. Wetlands International. (CSR6 African populations) URL: https://www.wetlands.org/publications/1304/
  • R1548 - Wetlands International (2017) Flyway trend analyses based on data from the African-Eurasian Waterbird Census from the period of 1967-2015. Ede, The Netherlands: Wetlands International. Temporary URL: https://www.dropbox.com/sh/r76f4eyuhzu65co/AADzzQkhySsUDsmwFJUcHs91a?dl=0

Notes

  • S2484 - 528: Estimate 13,000-15,000 pairs (39,000-45,000 individuals) in the Red Sea.
  • S8431 - SA: 2,000-4,000, YE: 1,000-5,000, DJ: 1,000, EG: 1,500-4000, SO: 0-500, ER: 63,000 pairs (Coulthard, 2001, PESGRA, 2003, De Marchi, 2009, Jennings, 2010, Dodman, 2014).



Copyright Wetlands International 2012

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