Cook Islands vs Samoa: Protected area coverage of marine key biodiversity areas
Cook Islands
52.1%
in 2025
Samoa
54.1%
in 2025
Cook Islands rank
81st
Samoa rank
78th
Protected area coverage of marine key biodiversity areas over time
- Cook Islands
- Samoa
How they compare
Samoa currently reports 54.1% against 52.1% in Cook Islands, a difference of 2.0%.
Across all 26 years both countries report, Samoa has been ahead every year.
Cook Islands ranks 81st and Samoa ranks 78th of 190 countries.
Samoa has averaged higher in every one of the 3 decades both report.
Head to head by decade
| Decade | Cook Islands | Samoa | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 19.9% | 54.1% | 34.2% | Samoa |
| 2010s | 29.6% | 54.1% | 24.6% | Samoa |
| 2020s | 52.1% | 54.1% | 2.0% | Samoa |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher protected area coverage of marine key biodiversity areas, Cook Islands or Samoa?
- Samoa, at 54.1% against 52.1% in Cook Islands as of 2025.
- What is the difference in protected area coverage of marine key biodiversity areas between Cook Islands and Samoa?
- 2.0%, with Samoa ahead.
- How many years of comparable data are there for Cook Islands and Samoa?
- 26 years are reported by both, from 2000 to 2025.
- How do Cook Islands and Samoa rank globally for protected area coverage of marine key biodiversity areas?
- Cook Islands ranks 81st and Samoa ranks 78th of 190 countries.
- Where does this data come from?
- BirdLife International, IUCN and UNEP-WCMC β processed by Our World in Data, published as Protected area coverage of marine key biodiversity areas. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Average proportion of Marine Key Biodiversity Areas (KBAs) covered by protected areas (%).