American Samoa

87 threatened species · Biodiversity Intelligence Dashboard

Threatened Species

87

CR + EN + VU

Critically Endangered

3

Highest risk

Endangered

51

Very high risk

Vulnerable

33

High risk

Declining

77%

67 species

Category Breakdown
EN 51
VU 33
CR: 3
EN: 51
VU: 33

Critically Endangered

33%

Extremely high risk of extinction in the wild.

Endangered

5159%

Very high risk of extinction in the wild.

Vulnerable

3338%

High risk of extinction in the wild.

Threatened total — 87 species

Species by Group
🐾

mammals

1

1 threatened

🐦

birds

3

3 threatened

🐢

reptiles

3

3 threatened

🐟

fishes

12

12 threatened

🦗

insects

5

5 threatened

🌱

plants

5

5 threatened

Global Share

0.16%

of globally threatened species

Country Rank

#187

of 277 countries

Endemic Threatened

6

Found only here

Top Threats
1.Fishing & harvesting aquatic resources55 species
2.Habitat shifting & alteration55 species
3.Invasive non-native/alien species/diseases51 species
4.Annual & perennial non-timber crops48 species
5.Type Unknown/Unrecorded (pollution)47 species
6.Problematic native species/diseases46 species
7.Recreational activities42 species
8.Agricultural & forestry effluents39 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 (2026). American Samoa: Biodiversity Dashboard. SpeciesRadar: Intelligence for Earth's Biodiversity. Available at: https://speciesradar.org/countries/AS

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

Frequently asked questions

How many threatened species are in American Samoa?
American Samoa has 87 threatened species recorded in the SpeciesRadar database — 3 of those are Critically Endangered (CR), facing an extremely high risk of extinction. The figures combine IUCN Red List data with national red list assessments where available.
What is the most endangered species in American Samoa?
Among the 3 Critically Endangered species in American Samoa, Puffinus newelli is one of the most at-risk — featured prominently on the country dashboard. The full list of CR species is filterable on the country page.
What protected areas exist in American Samoa?
Protected area coverage for American Samoa is summarised on the country dashboard, drawing on the World Database on Protected Areas (WDPA) and national park designations.