British Indian Ocean Territory

39 threatened species · Biodiversity Intelligence Dashboard

Threatened Species

39

CR + EN + VU

Critically Endangered

5

Highest risk

Endangered

10

Very high risk

Vulnerable

24

High risk

Declining

79%

31 species

Category Breakdown
CR 5
EN 10
VU 24
CR: 5
EN: 10
VU: 24
Species by Group
🐾

mammals

1

1 threatened

🐦

birds

4

4 threatened

🐢

reptiles

1

1 threatened

🐟

fishes

24

24 threatened

Global Share

0.07%

of globally threatened species

Country Rank

#228

of 277 countries

Endemic Threatened

0

Found only here

Top Threats
1.Fishing & harvesting aquatic resources27 species
2.Habitat shifting & alteration15 species
3.Logging & wood harvesting11 species
4.Type Unknown/Unrecorded (pollution)9 species
5.Annual & perennial non-timber crops6 species
6.Marine & freshwater aquaculture5 species
7.Housing & urban areas5 species
8.Recreational activities5 species

How to Cite

IUCN: IUCN (2025). The IUCN Red List of Threatened Species. Version 2025-1. Available at: https://www.iucnredlist.org. doi:10.2305/IUCN.UK.2025-1.RLTS

GBIF: GBIF.org (2025). GBIF Home Page. Available at: https://www.gbif.org

This page: SpeciesRadar (2025). British Indian Ocean Territory: Biodiversity Dashboard. SpeciesRadar: Intelligence for Earth's Biodiversity. Available at: https://speciesradar.org/countries/IO

Species counts reflect IUCN Red List threatened categories (CR, EN, VU). · Full citation guide & data usage terms