Marine protected areas in Tanzania
Tanzania: Marine protected areas was 2.3% in 2025. ▼ Falling
Marine protected areas in Tanzania, 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
In 2025, marine protected areas in Tanzania stood at 2.3%. That is the lowest value across all 13 years on record.
The figure is down 23.3% over ten years.
Over the whole period, marine protected areas in Tanzania peaked at 3.0% in 2013 and was at its lowest, 2.3%, in 2024.
Tanzania ranks 84th of 174 countries on this measure, in the middle of the range.
The long-run direction has been consistently falling across the 13 years of available data.
Marine protected areas in Tanzania, year by year
| Year | % of territorial waters | Change |
|---|---|---|
| 2013 | 3.0% | — |
| 2014 | 3.0% | +0.0% |
| 2015 | 3.0% | +0.0% |
| 2016 | 2.5% | -16.7% |
| 2017 | 3.0% | +20.0% |
| 2018 | 3.0% | +0.0% |
| 2019 | 3.0% | +0.0% |
| 2020 | 3.0% | +0.0% |
| 2021 | 3.0% | +0.0% |
| 2022 | 3.0% | +0.0% |
| 2023 | 3.0% | +0.0% |
| 2024 | 2.3% | -23.3% |
| 2025 | 2.3% | +0.0% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2010s | 2.9% | 2.5% | 3.0% | 7 |
| 2020s | 2.8% | 2.3% | 3.0% | 6 |
Countries ranked near Tanzania
More climate change data for Tanzania
- Share of global CO₂ emissions and population 2.6% (2100)
- Urban population 36.9% (2025)
- Urban population 26.02 million (2025)
- Urban population growth 4.8% (2025)
- Population, total 70.55 million (2025)
- Population growth 2.9% (2025)
- Annual Net Emissions/Removals 102.53 (2024)
- Temperature change with respect to a baseline climatology 1.33 (2024)
- Per capita CO₂ emissions vs. per capita energy use 0.292 tonnes per person (2024)
- Share of global cumulative CO₂ emissions including land-use change 0.3% (2024)
Frequently asked questions
- What is marine protected areas in Tanzania?
- Marine protected areas in Tanzania was 2.3% 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 Tanzania?
- The highest recorded value was 3.0% in 2013.
- What is the lowest marine protected areas recorded in Tanzania?
- The lowest recorded value was 2.3% in 2024.
- How does Tanzania rank for marine protected areas?
- Tanzania ranks 84th out of 174 countries with data for 2025.
- Is marine protected areas rising or falling in Tanzania?
- Over the last ten years it is down 23.3%. The long-run trend across the full record is falling.
- Where does this Tanzania 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.