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Location Turks and Caicos Islands (to UK), Caicos Bank
Central coordinates 71o 47.95' West  21o 11.05' North
IBA criteria A4i, A4iii, B4i
Area 153,182 ha
Altitude 0 - 10m
Year of IBA assessment 2007

Site description The site is composed of several small cays in the southern part of the Caicos Bank. These cays are therefore at the far side of the Bank from the main islands, which lie along the northern edge of the Bank. French, Bush and Seal Cays constitute Statutory Sanctuary 24. Fish and Little Ambergris Cays need Statutory Nature Reserve status but are nature reserves of the Turks & Caicos National Trust, on a 99-year lease from TCI Government to TCNT, who manage the sites.Fish Cay is a small rocky cay on the Caicos Bank between South Caicos and the Ambergris Cays.Little Ambergris Cay consists of several small cays surrounding a central lagoon, far removed from the larger cays of the Caicos Bank. An extremely long spit extends westwards from the Cay over the Bank.Bush and Seal Cays are small rocky cays near the south-eastern extremity of Caicos Bank. French Cay is a small sandy cay several kilometres to the west along the southern edge of the Caicos Bank.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Royal Tern Thalasseus maximus winter  2005  30 individuals  poor  B4i  Least Concern 
Sandwich Tern Thalasseus sandvicensis winter  2005  200 individuals  poor  B4i  Least Concern 
Roseate Tern Sterna dougallii breeding  2005  200 breeding pairs  poor  A4i  Least Concern 
Bridled Tern Onychoprion anaethetus breeding  2005  1,000 breeding pairs  poor  A4i  Least Concern 
Brown Noddy Anous stolidus breeding  2007  11,000 breeding pairs  poor  A4i  Least Concern 
A4iii Species group - waterbirds breeding  2005  min 21,000 breeding pairs  poor  A4iii   

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
French, Bush and Seal Cays Sanctuary 20 protected area contained by site 20  


IUCN habitat Habitat detail Extent (% of site)
Rocky areas   major
Coastline   major
Sea Coral reefs and keys; Open Sea; Shallow marine waters, coral reefs and keys  major

Land use

Land-use Extent (% of site)
nature conservation and research -
tourism/recreation minor

Other biodiversity Internationally important species occurring on the site include the following Turks & Caicos Islands endemic species of lizard: Turks & Caicos Rock Iguanas Cyclura carinata carinata, Curly Tail Leiocephalus psammodromus, Caicos Islands Reef Gecko Sphaerodactylus caicosensis; and the one endemic species of snake: the Caicos Islands Trope Boa Tropidophis greenwayi. In addition there are further lizards that are endemic at the subspecific level: Turks & Caicos Bark Anole Anolis scriptus scriptus, and one snake: Bahaman Rainbow Boa Epicrates chrysogaster chrysogaster. The waters and reef are important for turtles Chelonia midas (EN), Eretmochelys imbricata (CR), Caretta caretta (EN), with important nesting beaches.

Further web sources of information 

Site profile from Important Bird Areas in the Caribbean: key sites for conservation (BirdLife International 2008)

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Recommended citation  BirdLife International (2014) Important Bird Areas factsheet: Caicos Bank Southern Cays. Downloaded from on 01/11/2014

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