Norfolk Island vs Saint Helena: Average proportion of Marine Key Biodiversity Areas (KBAs) covered by
Norfolk Island
54.4%
in 2025
Saint Helena
54.8%
in 2025
Norfolk Island rank
81st
Saint Helena rank
80th
Average proportion of Marine Key Biodiversity Areas (KBAs) covered by over time
- Norfolk Island
- Saint Helena
How they compare
Saint Helena currently reports 54.8% against 54.4% in Norfolk Island, a difference of 0.4%.
The two have swapped places 1 time across 26 shared years of data; in 2000 it was Norfolk Island ahead.
Norfolk Island ranks 81st and Saint Helena ranks 80th of 201 countries.
Across the 3 decades both report, Norfolk Island averaged higher in 1 and Saint Helena in 2.
Head to head by decade
| Decade | Norfolk Island | Saint Helena | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 27.7% | 20.0% | 7.7% | Norfolk Island |
| 2010s | 33.1% | 39.9% | 6.9% | Saint Helena |
| 2020s | 54.4% | 54.8% | 0.4% | Saint Helena |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher average proportion of marine key biodiversity areas (kbas) covered by, Norfolk Island or Saint Helena?
- Saint Helena, at 54.8% against 54.4% in Norfolk Island as of 2025.
- What is the difference in average proportion of marine key biodiversity areas (kbas) covered by between Norfolk Island and Saint Helena?
- 0.4%, with Saint Helena ahead.
- How many years of comparable data are there for Norfolk Island and Saint Helena?
- 26 years are reported by both, from 2000 to 2025.
- How do Norfolk Island and Saint Helena rank globally for average proportion of marine key biodiversity areas (kbas) covered by?
- Norfolk Island ranks 81st and Saint Helena ranks 80th of 201 countries.
- Where does this data come from?
- United Nations Statistics Division, SDG Global Database, published as Average proportion of Marine Key Biodiversity Areas (KBAs) covered by protected areas (%). Statizoid refreshes it automatically from the source and publishes the full history for both places.