Pitcairn vs Saint Helena: Protected area coverage of marine key biodiversity areas
Pitcairn
57.2%
in 2025
Saint Helena
54.8%
in 2025
Pitcairn rank
72nd
Saint Helena rank
75th
Protected area coverage of marine key biodiversity areas over time
- Pitcairn
- Saint Helena
How they compare
Pitcairn currently reports 57.2% against 54.8% in Saint Helena, a difference of 2.4%.
The two have swapped places 1 time across 26 shared years of data; in 2000 it was Saint Helena ahead.
Pitcairn ranks 72nd and Saint Helena ranks 75th of 190 countries.
Across the 3 decades both report, Pitcairn averaged higher in 1 and Saint Helena in 2.
Head to head by decade
| Decade | Pitcairn | Saint Helena | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 16.3% | 20.0% | 3.7% | Saint Helena |
| 2010s | 32.7% | 39.9% | 7.3% | Saint Helena |
| 2020s | 57.2% | 54.8% | 2.4% | Pitcairn |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher protected area coverage of marine key biodiversity areas, Pitcairn or Saint Helena?
- Pitcairn, at 57.2% against 54.8% in Saint Helena as of 2025.
- What is the difference in protected area coverage of marine key biodiversity areas between Pitcairn and Saint Helena?
- 2.4%, with Pitcairn ahead.
- How many years of comparable data are there for Pitcairn and Saint Helena?
- 26 years are reported by both, from 2000 to 2025.
- How do Pitcairn and Saint Helena rank globally for protected area coverage of marine key biodiversity areas?
- Pitcairn ranks 72nd and Saint Helena ranks 75th 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 (%).