Marine protected areas in Sierra Leone
Sierra Leone: Marine protected areas was 1.7% in 2025. ◆ Volatile
Marine protected areas in Sierra Leone, 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 Sierra Leone is 1.7%, measured in 2025. That is the highest value across all 13 years on record.
That represents a change of up 240.0% over ten years.
Over the whole period, marine protected areas in Sierra Leone peaked at 1.7% in 2024 and was at its lowest, 0.5%, in 2013.
Sierra Leone ranks 91st of 174 countries on this measure, in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Marine protected areas in Sierra Leone, year by year
| Year | % of territorial waters | Change |
|---|---|---|
| 2013 | 0.5% | — |
| 2014 | 0.5% | +0.0% |
| 2015 | 0.5% | +0.0% |
| 2016 | 0.5% | +0.0% |
| 2017 | 0.5% | +0.0% |
| 2018 | 0.5% | +0.0% |
| 2019 | 0.5% | +0.0% |
| 2020 | 0.5% | +0.0% |
| 2021 | 1.6% | +220.0% |
| 2022 | 1.6% | +0.0% |
| 2023 | 1.6% | +0.0% |
| 2024 | 1.7% | +6.2% |
| 2025 | 1.7% | +0.0% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2010s | 0.5% | 0.5% | 0.5% | 7 |
| 2020s | 1.4% | 0.5% | 1.7% | 6 |
Countries ranked near Sierra Leone
- 88 Mozambique 2.1% compare
- 88 Puerto Rico 2.1% compare
- 90 Haiti 1.8% compare
- 91 Namibia 1.7% compare
- 91 Türkiye 1.7% compare
- 94 Philippines 1.6% compare
More climate change data for Sierra Leone
- Emissions from livestock — Emissions (CO2eq) 1,547 kt (2050)
- Emissions from livestock — Emissions (CO2eq) from N2O 538.77 kt (2050)
- Emissions from livestock — Emissions (CO2eq) from CH4 1,008 kt (2050)
- Emissions from livestock — Emissions 2.03 kt (2050)
- Emissions from livestock — Emissions 36.02 kt (2050)
- Emissions from crops — Emissions (CO2eq) 1,431 kt (2050)
- Emissions from crops — Emissions (CO2eq) from N2O 201.66 kt (2050)
- Emissions from crops — Emissions (CO2eq) from CH4 1,229 kt (2050)
- Emissions from crops — Emissions 0.761 kt (2050)
- Emissions from crops — Emissions 43.9 kt (2050)
Frequently asked questions
- What is marine protected areas in Sierra Leone?
- Marine protected areas in Sierra Leone was 1.7% 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 Sierra Leone?
- The highest recorded value was 1.7% in 2024.
- What is the lowest marine protected areas recorded in Sierra Leone?
- The lowest recorded value was 0.5% in 2013.
- How does Sierra Leone rank for marine protected areas?
- Sierra Leone ranks 91st out of 174 countries with data for 2025.
- Is marine protected areas rising or falling in Sierra Leone?
- Over the last ten years it is up 240.0%. The long-run trend across the full record is volatile.
- Where does this Sierra Leone 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.