Antarctica

25 threatened species · Biodiversity Intelligence Dashboard

Threatened Species

25

CR + EN + VU

Critically Endangered

6

Highest risk

Endangered

6

Very high risk

Vulnerable

13

High risk

Declining

40%

10 species

Category Breakdown
CR 6
EN 6
VU 13
CR: 6
EN: 6
VU: 13

Critically Endangered

624%

Extremely high risk of extinction in the wild.

Endangered

624%

Very high risk of extinction in the wild.

Vulnerable

1352%

High risk of extinction in the wild.

Threatened total — 25 species

Species by Group
🐾

mammals

1

1 threatened

🐦

birds

2

2 threatened

🐟

fishes

11

11 threatened

🦗

insects

1

1 threatened

🌱

plants

1

1 threatened

Global Share

0.05%

of globally threatened species

Country Rank

#240

of 277 countries

Endemic Threatened

0

Found only here

Top Threats
1.Fishing & harvesting aquatic resources9 species
2.Habitat shifting & alteration4 species
3.Ocean acidification3 species
4.Logging & wood harvesting2 species
5.Habitat fragmentation2 species
6.Marine pollution2 species
7.Commercial overfishing2 species
8.Air pollution and nitrogen deposition2 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). Antarctica: Biodiversity Dashboard. SpeciesRadar: Intelligence for Earth's Biodiversity. Available at: https://speciesradar.org/countries/AQ

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 Antarctica?
Antarctica has 25 threatened species recorded in the SpeciesRadar database — 6 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 Antarctica?
Among the 6 Critically Endangered species in Antarctica, bulldogskjell (Macandrevia cranium) 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 Antarctica?
Protected area coverage for Antarctica is summarised on the country dashboard, drawing on the World Database on Protected Areas (WDPA) and national park designations.