Jersey vs South Africa: Protected area coverage of marine key biodiversity areas
Jersey
64.1%
in 2025
South Africa
63.0%
in 2025
Jersey rank
61st
South Africa rank
63rd
Protected area coverage of marine key biodiversity areas over time
- Jersey
- South Africa
How they compare
Jersey currently reports 64.1% against 63.0% in South Africa, a difference of 1.1%.
Across all 26 years both countries report, Jersey has been ahead every year.
Jersey ranks 61st and South Africa ranks 63rd of 190 countries.
Jersey has averaged higher in every one of the 3 decades both report.
Head to head by decade
| Decade | Jersey | South Africa | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 63.6% | 40.6% | 23.0% | Jersey |
| 2010s | 64.0% | 46.6% | 17.4% | Jersey |
| 2020s | 64.1% | 63.0% | 1.1% | Jersey |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher protected area coverage of marine key biodiversity areas, Jersey or South Africa?
- Jersey, at 64.1% against 63.0% in South Africa as of 2025.
- What is the difference in protected area coverage of marine key biodiversity areas between Jersey and South Africa?
- 1.1%, with Jersey ahead.
- How many years of comparable data are there for Jersey and South Africa?
- 26 years are reported by both, from 2000 to 2025.
- How do Jersey and South Africa rank globally for protected area coverage of marine key biodiversity areas?
- Jersey ranks 61st and South Africa ranks 63rd 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 (%).