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Location British Indian Ocean Territory
Central coordinates 72o 20.00' East  5o 41.00' South
IBA criteria A4i, A4iii
Area 81 ha
Altitude 0 - 6m
Year of IBA assessment 2004


Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Brown Noddy Anous stolidus breeding  2004  8,300 breeding pairs  good  A4i  Least Concern 
Lesser Noddy Anous tenuirostris breeding  2004  13,700 breeding pairs  good  A4i  Least Concern 
A4iii Species group - waterbirds breeding  2004  50,000-99,999 individuals  unknown  A4iii   


IUCN habitat Habitat detail Extent (% of site)
Coastline   -

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Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Nelson, Chagos Bank. Downloaded from on 23/10/2016

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