Northern Mariana Islands vs Puerto Rico: Protected area coverage of marine key biodiversity areas
Northern Mariana Islands
36.1%
in 2025
Puerto Rico
38.2%
in 2025
Northern Mariana Islands rank
116th
Puerto Rico rank
114th
Protected area coverage of marine key biodiversity areas over time
- Northern Mariana Islands
- Puerto Rico
How they compare
Puerto Rico currently reports 38.2% against 36.1% in Northern Mariana Islands, a difference of 2.1%.
That makes Puerto Rico's figure about 1.1 times Northern Mariana Islands's.
Across all 26 years both countries report, Puerto Rico has been ahead every year.
Northern Mariana Islands ranks 116th and Puerto Rico ranks 114th of 190 countries.
Puerto Rico has averaged higher in every one of the 3 decades both report.
Head to head by decade
| Decade | Northern Mariana Islands | Puerto Rico | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 3.6% | 38.0% | 34.4% | Puerto Rico |
| 2010s | 36.1% | 38.2% | 2.1% | Puerto Rico |
| 2020s | 36.1% | 38.2% | 2.1% | Puerto Rico |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher protected area coverage of marine key biodiversity areas, Northern Mariana Islands or Puerto Rico?
- Puerto Rico, at 38.2% against 36.1% in Northern Mariana Islands as of 2025.
- What is the difference in protected area coverage of marine key biodiversity areas between Northern Mariana Islands and Puerto Rico?
- 2.1%, with Puerto Rico ahead.
- How many years of comparable data are there for Northern Mariana Islands and Puerto Rico?
- 26 years are reported by both, from 2000 to 2025.
- How do Northern Mariana Islands and Puerto Rico rank globally for protected area coverage of marine key biodiversity areas?
- Northern Mariana Islands ranks 116th and Puerto Rico ranks 114th of 190 countries.
- Where does this data come from?
- BirdLife International, IUCN and UNEP-WCMC – 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 (%).