Protected area coverage of marine key biodiversity areas in Guam

Guam: Protected area coverage of marine key biodiversity areas was 3.5% in 2025. ▬ Flat

Latest (2025)
3.5%
Change on year
unchanged
World rank
166th
of 190 countries
All-time high
3.5%
in 2000
All-time low
3.5%
in 2000
Years of data
26
2000–2025

Protected area coverage of marine key biodiversity areas in Guam, 2000–2025

012342000201220252000: 3.5 %2001: 3.5 %2002: 3.5 %2003: 3.5 %2004: 3.5 %2005: 3.5 %2006: 3.5 %2007: 3.5 %2008: 3.5 %2009: 3.5 %2010: 3.5 %2011: 3.5 %2012: 3.5 %2013: 3.5 %2014: 3.5 %2015: 3.5 %2016: 3.5 %2017: 3.5 %2018: 3.5 %2019: 3.5 %2020: 3.5 %2021: 3.5 %2022: 3.5 %2023: 3.5 %2024: 3.5 %2025: 3.5 %

Source: BirdLife International, IUCN and UNEP-WCMC – processed by Our World in Data. Measured in %.

Analysis

Guam recorded 3.5% for protected area coverage of marine key biodiversity areas in 2025. That is the highest value across all 26 years on record.

That represents a change of unchanged over ten years.

Over the whole period, protected area coverage of marine key biodiversity areas in Guam peaked at 3.5% in 2000 and was at its lowest, 3.5%, in 2000.

Guam ranks 166th of 190 countries on this measure, in the bottom quarter.

Protected area coverage of marine key biodiversity areas in Guam, year by year

Annual values for Protected area coverage of marine key biodiversity areas in Guam, 2000 to 2025.
Year % Change
2000 3.5% —
2001 3.5% +0.0%
2002 3.5% +0.0%
2003 3.5% +0.0%
2004 3.5% +0.0%
2005 3.5% +0.0%
2006 3.5% +0.0%
2007 3.5% +0.0%
2008 3.5% +0.0%
2009 3.5% +0.0%
2010 3.5% +0.0%
2011 3.5% +0.0%
2012 3.5% +0.0%
2013 3.5% +0.0%
2014 3.5% +0.0%
2015 3.5% +0.0%
2016 3.5% +0.0%
2017 3.5% +0.0%
2018 3.5% +0.0%
2019 3.5% +0.0%
2020 3.5% +0.0%
2021 3.5% +0.0%
2022 3.5% +0.0%
2023 3.5% +0.0%
2024 3.5% +0.0%
2025 3.5% +0.0%

Guam compared with similar countries

  • Guam's 3.5% is below the median for high income countries, which is 49.1%, 7% of the median. (74 countries reporting)
  • Guam's 3.5% is below the median for East Asia & Pacific, which is 22.1%, 16% of the median. (34 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
2000s 3.5% 3.5% 3.5% 10
2010s 3.5% 3.5% 3.5% 10
2020s 3.5% 3.5% 3.5% 6

Countries ranked near Guam

  1. 163 British Virgin Islands 6.1% compare
  2. 164 Brunei 5.5% compare
  3. 165 Turkey 3.8% compare
  4. 167 Vanuatu 3.3% compare
  5. 168 Singapore 3.2% compare
  6. 169 Solomon Islands 3.2% compare

See the full ranking of 190 places →

More environment data for Guam

All data for Guam →

Frequently asked questions

What is protected area coverage of marine key biodiversity areas in Guam?
Protected area coverage of marine key biodiversity areas in Guam was 3.5% in 2025, according to BirdLife International, IUCN and UNEP-WCMC – processed by Our World in Data.
What is the highest protected area coverage of marine key biodiversity areas recorded in Guam?
The highest recorded value was 3.5% in 2000.
What is the lowest protected area coverage of marine key biodiversity areas recorded in Guam?
The lowest recorded value was 3.5% in 2000.
How does Guam rank for protected area coverage of marine key biodiversity areas?
Guam ranks 166th out of 190 countries with data for 2025.
Is protected area coverage of marine key biodiversity areas rising or falling in Guam?
Over the last ten years it is unchanged. The long-run trend across the full record is flat.
Where does this Guam data come from?
The figures come from BirdLife International, IUCN and UNEP-WCMC – processed by Our World in Data, published as part of Protected area coverage of marine key biodiversity areas. Statizoid updates them automatically from the source API.

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Protected area coverage of marine key biodiversity areas in Guam. Statizoid, drawing on BirdLife International, IUCN and UNEP-WCMC – processed by Our World in Data. Retrieved 02 October 2026, from https://environment.statizoid.com/stat/protected-area-coverage-of-marine-key-biodiversity-areas/guam/

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About this data

Indicator
Protected area coverage of marine key biodiversity areas
Unit
%
Source
BirdLife International, IUCN and UNEP-WCMC – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
190 places, 4,940 data points, 2000–2025
Last refreshed

Average proportion of Marine Key Biodiversity Areas (KBAs) covered by protected areas (%).