Norfolk Island vs United Republic of Tanzania: Average proportion of Marine Key Biodiversity Areas (KBAs) covered by
Norfolk Island
54.4%
in 2025
United Republic of Tanzania
54.0%
in 2025
Norfolk Island rank
81st
United Republic of Tanzania rank
84th
Average proportion of Marine Key Biodiversity Areas (KBAs) covered by over time
- Norfolk Island
- United Republic of Tanzania
How they compare
Norfolk Island currently reports 54.4% against 54.0% in United Republic of Tanzania, a difference of 0.4%.
The two have swapped places 1 time across 26 shared years of data; in 2000 it was United Republic of Tanzania ahead.
Norfolk Island ranks 81st and United Republic of Tanzania ranks 84th of 201 countries.
Across the 3 decades both report, Norfolk Island averaged higher in 1 and United Republic of Tanzania in 2.
Head to head by decade
| Decade | Norfolk Island | United Republic of Tanzania | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 27.7% | 50.3% | 22.6% | United Republic of Tanzania |
| 2010s | 33.1% | 54.0% | 21.0% | United Republic of Tanzania |
| 2020s | 54.4% | 54.0% | 0.3% | Norfolk Island |
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 United Republic of Tanzania?
- Norfolk Island, at 54.4% against 54.0% in United Republic of Tanzania as of 2025.
- What is the difference in average proportion of marine key biodiversity areas (kbas) covered by between Norfolk Island and United Republic of Tanzania?
- 0.4%, with Norfolk Island ahead.
- How many years of comparable data are there for Norfolk Island and United Republic of Tanzania?
- 26 years are reported by both, from 2000 to 2025.
- How do Norfolk Island and United Republic of Tanzania rank globally for average proportion of marine key biodiversity areas (kbas) covered by?
- Norfolk Island ranks 81st and United Republic of Tanzania ranks 84th 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.