Aruba

39 threatened species · Biodiversity Intelligence Dashboard

Threatened Species

39

CR + EN + VU

Critically Endangered

7

Highest risk

Endangered

8

Very high risk

Vulnerable

24

High risk

Declining

38%

15 species

Category Breakdown
CR 7
EN 8
VU 24
CR: 7
EN: 8
VU: 24

Critically Endangered

718%

Extremely high risk of extinction in the wild.

Endangered

821%

Very high risk of extinction in the wild.

Vulnerable

2462%

High risk of extinction in the wild.

Threatened total — 39 species

Species by Group
🐟

fishes

8

8 threatened

🪱

other invertebrates

6

6 threatened

🌱

plants

6

6 threatened

🦀

crustaceans

5

5 threatened

🐾

mammals

4

4 threatened

🐦

birds

3

3 threatened

🪸

corals

3

3 threatened

🐚

molluscs

3

3 threatened

🐢

reptiles

1

1 threatened

Global Share

0.07%

of globally threatened species

Country Rank

#227

of 250 countries

Endemic Threatened

4

Found only here

Top Threats
1.Fishing & harvesting aquatic resources10 species
2.Type Unknown/Unrecorded (pollution)7 species
3.Habitat shifting & alteration7 species
4.Recreational activities6 species
5.Annual & perennial non-timber crops5 species
6.Garbage & solid waste5 species
7.Problematic native species/diseases5 species
8.Other ecosystem modifications5 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). Aruba: Biodiversity Dashboard. SpeciesRadar: Intelligence for Earth's Biodiversity. Available at: https://speciesradar.org/countries/AW

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 Aruba?
Aruba has 39 threatened species recorded on SpeciesRadar — 7 of those are Critically Endangered, facing an extremely high risk of extinction. The figures combine IUCN Red List data with national red list assessments where available.
How many Critically Endangered, Endangered, and Vulnerable species does Aruba have?
Of the 39 threatened species in Aruba, 7 are Critically Endangered, 8 are Endangered, and 24 are Vulnerable. Together these three IUCN Red List categories make up the "threatened" total.
What is the most endangered species in Aruba?
Among the 7 Critically Endangered species in Aruba, Donkey Dung Sea Cucumber (Holothuria mexicana) is one of the most at-risk — featured prominently on the country dashboard. The full list of Critically Endangered species is filterable on the Species tab.
What protected areas exist in Aruba?
SpeciesRadar does not yet catalogue protected areas for Aruba. Where available, protected-area data is drawn from the World Database on Protected Areas (WDPA) and national designations.
Which animal and plant groups are most threatened in Aruba?
The most affected groups in Aruba, by number of threatened species, are fishes (8), other invertebrates (6), and plants (6). The full taxonomic breakdown is shown on the country dashboard.
What are the biggest threats to wildlife in Aruba?
The leading threats to threatened species in Aruba are fishing & harvesting aquatic resources, type unknown/unrecorded (pollution), habitat shifting & alteration, and recreational activities. Each threat is mapped to the species it affects in the country's threat breakdown.
How many threatened species are found only in Aruba?
Aruba has 4 threatened species that are endemic — found nowhere else on Earth. Because their entire global population depends on this one country, they are especially vulnerable to local habitat loss.
How many of Aruba's threatened species have declining populations?
15 of Aruba's threatened species have populations that are still declining. Reversing these trends is the central focus of the conservation work the country dashboard tracks.
How does Aruba compare to other countries for threatened species?
Aruba ranks #227 of 250 countries by number of threatened species, and accounts for roughly 0.07% of all threatened species tracked worldwide. Threat is geographically concentrated, so a high rank reflects both rich biodiversity and intense pressure on it.
Where does the data for Aruba come from, and can I download it?
SpeciesRadar draws on the IUCN Red List, the Global Biodiversity Information Facility (GBIF), the World Database on Protected Areas, and national red lists. Every table on the Aruba profile — species, national red list, and protected areas — can be downloaded as a CSV spreadsheet or a branded PDF report.