Christmas Island vs Jersey: Protected area coverage of marine key biodiversity areas
Christmas Island
63.0%
in 2025
Jersey
64.1%
in 2025
Christmas Island rank
62nd
Jersey rank
61st
Protected area coverage of marine key biodiversity areas over time
- Christmas Island
- Jersey
How they compare
Jersey currently reports 64.1% against 63.0% in Christmas Island, a difference of 1.1%.
Across all 26 years both countries report, Jersey has been ahead every year.
Christmas Island ranks 62nd and Jersey ranks 61st of 190 countries.
Jersey has averaged higher in every one of the 3 decades both report.
Head to head by decade
| Decade | Christmas Island | Jersey | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 62.9% | 63.6% | 0.7% | Jersey |
| 2010s | 62.9% | 64.0% | 1.1% | Jersey |
| 2020s | 63.0% | 64.1% | 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, Christmas Island or Jersey?
- Jersey, at 64.1% against 63.0% in Christmas Island as of 2025.
- What is the difference in protected area coverage of marine key biodiversity areas between Christmas Island and Jersey?
- 1.1%, with Jersey ahead.
- How many years of comparable data are there for Christmas Island and Jersey?
- 26 years are reported by both, from 2000 to 2025.
- How do Christmas Island and Jersey rank globally for protected area coverage of marine key biodiversity areas?
- Christmas Island ranks 62nd and Jersey ranks 61st 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 (%).