Marine protected areas in Tonga
Tonga: Marine protected areas was 0.1% in 2025. ◆ Volatile
Marine protected areas in Tonga, 2013–2025
Source: Protected Planet: The World Database on Protected Areas (WDPA) and World Database on Other Effective Area-based Conservation Measures (WD-OECM), UN Environment Programme World Conservation Monitoring. Measured in % of territorial waters.
Analysis
The most recent figure for marine protected areas in Tonga is 0.1%, measured in 2025. That is the lowest value across all 13 years on record.
That represents a change of down 93.3% over ten years.
Over the whole period, marine protected areas in Tonga peaked at 1.5% in 2013 and was at its lowest, 0.1%, in 2019.
Tonga ranks 139th of 174 countries on this measure, in the bottom quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Marine protected areas in Tonga, year by year
| Year | % of territorial waters | Change |
|---|---|---|
| 2013 | 1.5% | — |
| 2014 | 1.5% | +0.0% |
| 2015 | 1.5% | +0.0% |
| 2016 | 1.5% | +0.0% |
| 2017 | 1.5% | +0.0% |
| 2018 | 1.5% | +0.0% |
| 2019 | 0.1% | -93.3% |
| 2020 | 0.1% | +0.0% |
| 2021 | 0.1% | +0.0% |
| 2022 | 0.1% | +0.0% |
| 2023 | 0.1% | +0.0% |
| 2024 | 0.1% | +0.0% |
| 2025 | 0.1% | +0.0% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2010s | 1.3% | 0.1% | 1.5% | 7 |
| 2020s | 0.1% | 0.1% | 0.1% | 6 |
Countries ranked near Tonga
- 139 Algeria 0.1% compare
- 139 Cape Verde 0.1% compare
- 139 Cayman Islands 0.1% compare
- 139 Dominica 0.1% compare
- 139 Grenada 0.1% compare
- 139 Liberia 0.1% compare
- 139 Maldives 0.1% compare
- 139 Papua New Guinea 0.1% compare
- 139 Solomon Islands 0.1% compare
- 139 Trinidad and Tobago 0.1% compare
More climate change data for Tonga
- Emissions from livestock — Emissions (CO2eq) 138.67 kt (2050)
- Emissions from livestock — Emissions (CO2eq) from N2O 28.3 kt (2050)
- Emissions from livestock — Emissions (CO2eq) from CH4 110.37 kt (2050)
- Emissions from livestock — Emissions 0.1068 kt (2050)
- Emissions from livestock — Emissions 3.94 kt (2050)
- Emissions from crops — Emissions (CO2eq) 0 kt (2050)
- Emissions from crops — Emissions (CO2eq) from N2O 0 kt (2050)
- Emissions from crops — Emissions 0 kt (2050)
- Synthetic Fertilizers — Emissions (CO2eq) 0 kt (2050)
- Synthetic Fertilizers — Emissions (CO2eq) from N2O 0 kt (2050)
Frequently asked questions
- What is marine protected areas in Tonga?
- Marine protected areas in Tonga was 0.1% in 2025, according to Protected Planet: The World Database on Protected Areas (WDPA) and World Database on Other Effective Area-based Conservation Measures (WD-OECM), UN Environment Programme World Conservation Monitoring.
- What is the highest marine protected areas recorded in Tonga?
- The highest recorded value was 1.5% in 2013.
- What is the lowest marine protected areas recorded in Tonga?
- The lowest recorded value was 0.1% in 2019.
- How does Tonga rank for marine protected areas?
- Tonga ranks 139th out of 174 countries with data for 2025.
- Is marine protected areas rising or falling in Tonga?
- Over the last ten years it is down 93.3%. The long-run trend across the full record is volatile.
- Where does this Tonga data come from?
- The figures come from Protected Planet: The World Database on Protected Areas (WDPA) and World Database on Other Effective Area-based Conservation Measures (WD-OECM), UN Environment Programme World Conservation Monitoring, published as part of Marine protected areas (% of territorial waters). Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 13 observations, free to reuse under CC BY 4.0 (World Bank Open Data).
About this data
Marine protected areas are areas of intertidal or subtidal terrain--and overlying water and associated flora and fauna and historical and cultural features--that have been reserved by law or other effective means to protect part or all of the enclosed environment.