Share of marine territorial waters that are protected in Guam
Guam: Share of marine territorial waters that are protected was 0.0% in 2025. ◆ Volatile
Share of marine territorial waters that are protected in Guam, 2013–2025
Source: Protected Planet WDPA and WD-OECM data, UNEP-WCMC and IUCN, via World Bank (2026) – processed by Our World in Data. Measured in % of territorial waters.
Analysis
Guam recorded 0.0% for share of marine territorial waters that are protected in 2025. That is the lowest value across all 13 years on record.
Over the whole period, share of marine territorial waters that are protected in Guam peaked at 0.1% in 2013 and was at its lowest, 0.0%, in 2014.
Guam ranks 150th 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.
Share of marine territorial waters that are protected in Guam, year by year
| Year | % of territorial waters | Change |
|---|---|---|
| 2013 | 0.1% | — |
| 2014 | 0.0% | -100.0% |
| 2015 | 0.0% | — |
| 2016 | 0.0% | — |
| 2017 | 0.0% | — |
| 2018 | 0.0% | — |
| 2019 | 0.0% | — |
| 2020 | 0.0% | — |
| 2021 | 0.0% | — |
| 2022 | 0.0% | — |
| 2023 | 0.0% | — |
| 2024 | 0.0% | — |
| 2025 | 0.0% | — |
Guam compared with similar countries
- Guam's 0.0% is below the median for high income countries, which is 8.7%. (75 countries reporting)
- Guam's 0.0% is below the median for East Asia & Pacific, which is 0.8%. (34 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2010s | 0.0% | 0.0% | 0.1% | 7 |
| 2020s | 0.0% | 0.0% | 0.0% | 6 |
Countries ranked near Guam
- 150 Angola 0.0%
- 150 Barbados 0.0%
- 150 Bermuda 0.0%
- 150 Bosnia and Herzegovina 0.0%
- 150 British Virgin Islands 0.0% compare
- 150 Brunei 0.0% compare
- 150 Curacao 0.0%
- 150 Eritrea 0.0%
- 150 Faroe Islands 0.0%
- 150 Ghana 0.0% compare
- 150 Guyana 0.0% compare
- 150 Hong Kong 0.0%
- 150 Iraq 0.0% compare
- 150 Mauritius 0.0%
- 150 Micronesia (country) 0.0%
- 150 Nauru 0.0%
- 150 Nigeria 0.0%
- 150 North Korea 0.0%
- 150 Palestine 0.0%
- 150 Sao Tome and Principe 0.0%
- 150 Singapore 0.0% compare
- 150 Somalia 0.0%
- 150 Tuvalu 0.0%
- 150 Vanuatu 0.0%
More reference data data for Guam
- Emission Totals - Emissions (CO2eq) from CH4 (AR5) - IPCC Agriculture 0.0012 (2050)
- Emission Totals - Emissions (N2O) - Burning - Crop residues 0 (2050)
- Emission Totals - Emissions (N2O) - Agricultural Soils 0 (2050)
- Emission Totals - Emissions (CO2eq) from N2O (AR5) - IPCC Agriculture 0.004 (2050)
- Emission Totals - Emissions (CO2eq) from N2O (AR5) - Crop Residues 0.0037 (2050)
- Emission Totals - Emissions (CO2eq) from N2O (AR5) - Agricultural 0.0037 (2050)
- Emission Totals - Emissions (CO2eq) from N2O (AR5) - Burning - Crop 0.0003 (2050)
- Emission Totals - Emissions (CH4) - IPCC Agriculture 0 (2050)
- Emission Totals - Emissions (CH4) - Burning - Crop residues 0 (2050)
- Emission Totals - Direct emissions (N2O) - IPCC Agriculture 0 (2050)
Frequently asked questions
- What is share of marine territorial waters that are protected in Guam?
- Share of marine territorial waters that are protected in Guam was 0.0% in 2025, according to Protected Planet WDPA and WD-OECM data, UNEP-WCMC and IUCN, via World Bank (2026) – processed by Our World in Data.
- What is the highest share of marine territorial waters that are protected recorded in Guam?
- The highest recorded value was 0.1% in 2013.
- What is the lowest share of marine territorial waters that are protected recorded in Guam?
- The lowest recorded value was 0.0% in 2014.
- How does Guam rank for share of marine territorial waters that are protected?
- Guam ranks 150th out of 174 countries with data for 2025.
- Where does this Guam data come from?
- The figures come from Protected Planet WDPA and WD-OECM data, UNEP-WCMC and IUCN, via World Bank (2026) – processed by Our World in Data, published as part of Share of marine territorial waters that are protected. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 13 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Marine protected areas are regions of intertidal or sub-tidal land and associated water, flora and fauna, and cultural and historical features that have been legally or effectively reserved for protection.