United Kingdom

1,446 threatened species · Biodiversity Intelligence Dashboard

Threatened Species

1,446

CR + EN + VU

Critically Endangered

261

Highest risk

Endangered

393

Very high risk

Vulnerable

792

High risk

Declining

11%

154 species

Category Breakdown
CR 261
EN 393
VU 792
CR: 261
EN: 393
VU: 792

Critically Endangered

26118%

Extremely high risk of extinction in the wild.

Endangered

39327%

Very high risk of extinction in the wild.

Vulnerable

79255%

High risk of extinction in the wild.

Threatened total — 1,446 species

Species by Group
🐾

mammals

10

10 threatened

🐦

birds

55

55 threatened

🐢

reptiles

3

3 threatened

🐸

amphibians

9

9 threatened

🐟

fishes

67

67 threatened

🦗

insects

731

731 threatened

🌱

plants

145

145 threatened

Global Share

2.65%

of globally threatened species

Country Rank

#22

of 277 countries

Endemic Threatened

21

Found only here

Top Threats
1.Habitat fragmentation172 species
2.Agricultural intensification and pesticide use109 species
3.Agricultural intensification105 species
4.Urban development and infrastructure expansion98 species
5.Logging & wood harvesting91 species
6.Invasive non-native/alien species/diseases82 species
7.Fishing & harvesting aquatic resources78 species
8.Habitat shifting & alteration75 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). United Kingdom: Biodiversity Dashboard. SpeciesRadar: Intelligence for Earth's Biodiversity. Available at: https://speciesradar.org/countries/GB

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 United Kingdom?
United Kingdom has 1,446 threatened species recorded in the SpeciesRadar database — 261 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 United Kingdom?
Among the 261 Critically Endangered species in United Kingdom, Chafer (Gnorimus variabilis) 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 United Kingdom?
Protected area coverage for United Kingdom is summarised on the country dashboard, drawing on the World Database on Protected Areas (WDPA) and national park designations.