Protected area coverage of marine key biodiversity areas in Cook Islands

Cook Islands: Protected area coverage of marine key biodiversity areas was 52.1% in 2025. ▲ Rising

Latest (2025)
52.1%
Change on year
unchanged
World rank
81st
of 190 countries
All-time high
52.1%
in 2017
All-time low
19.9%
in 2000
Years of data
26
2000–2025

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

02040602000201220252000: 19.9 %2001: 19.9 %2002: 19.9 %2003: 19.9 %2004: 19.9 %2005: 19.9 %2006: 19.9 %2007: 19.9 %2008: 19.9 %2009: 19.9 %2010: 19.9 %2011: 19.9 %2012: 19.9 %2013: 19.9 %2014: 19.9 %2015: 19.9 %2016: 19.9 %2017: 52.1 %2018: 52.1 %2019: 52.1 %2020: 52.1 %2021: 52.1 %2022: 52.1 %2023: 52.1 %2024: 52.1 %2025: 52.1 %

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

Analysis

In 2025, protected area coverage of marine key biodiversity areas in Cook Islands stood at 52.1%. That is the highest value across all 26 years on record.

That represents a change of up 162.1% over ten years.

Over the whole period, protected area coverage of marine key biodiversity areas in Cook Islands peaked at 52.1% in 2017 and was at its lowest, 19.9%, in 2000.

That places Cook Islands 81st out of 190 countries with data for 2025, putting it in the middle of the range.

The long-run direction has been consistently rising across the 26 years of available data.

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

Annual values for Protected area coverage of marine key biodiversity areas in Cook Islands, 2000 to 2025.
Year % Change
2000 19.9% —
2001 19.9% +0.0%
2002 19.9% +0.0%
2003 19.9% +0.0%
2004 19.9% +0.0%
2005 19.9% +0.0%
2006 19.9% +0.0%
2007 19.9% +0.0%
2008 19.9% +0.0%
2009 19.9% +0.0%
2010 19.9% +0.0%
2011 19.9% +0.0%
2012 19.9% +0.0%
2013 19.9% +0.0%
2014 19.9% +0.0%
2015 19.9% +0.0%
2016 19.9% +0.0%
2017 52.1% +162.1%
2018 52.1% +0.0%
2019 52.1% +0.0%
2020 52.1% +0.0%
2021 52.1% +0.0%
2022 52.1% +0.0%
2023 52.1% +0.0%
2024 52.1% +0.0%
2025 52.1% +0.0%

Averages by decade

DecadeAverage LowestHighest Years
2000s 19.9% 19.9% 19.9% 10
2010s 29.6% 19.9% 52.1% 10
2020s 52.1% 52.1% 52.1% 6

Countries ranked near Cook Islands

  1. 78 Samoa 54.1% compare
  2. 79 Tanzania 54.0% compare
  3. 80 Uruguay 53.8% compare
  4. 82 Saint Kitts and Nevis 51.7% compare
  5. 83 Peru 51.2% compare
  6. 84 Cambodia 51.0% compare

See the full ranking of 190 places →

More environment data for Cook Islands

All data for Cook Islands →

Frequently asked questions

What is protected area coverage of marine key biodiversity areas in Cook Islands?
Protected area coverage of marine key biodiversity areas in Cook Islands was 52.1% 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 Cook Islands?
The highest recorded value was 52.1% in 2017.
What is the lowest protected area coverage of marine key biodiversity areas recorded in Cook Islands?
The lowest recorded value was 19.9% in 2000.
How does Cook Islands rank for protected area coverage of marine key biodiversity areas?
Cook Islands ranks 81st out of 190 countries with data for 2025.
Is protected area coverage of marine key biodiversity areas rising or falling in Cook Islands?
Over the last ten years it is up 162.1%. The long-run trend across the full record is rising.
Where does this Cook Islands 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 Cook Islands. Statizoid, drawing on BirdLife International, IUCN and UNEP-WCMC – processed by Our World in Data. Retrieved 13 October 2026, from https://environment.statizoid.com/stat/protected-area-coverage-of-marine-key-biodiversity-areas/cook-islands/

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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 (%).