Protected area coverage of marine key biodiversity areas in Heard Island and McDonald Islands
Heard Island and McDonald Islands: Protected area coverage of marine key biodiversity areas was 100.0% in 2025. ▬ Flat
Protected area coverage of marine key biodiversity areas in Heard Island and McDonald Islands, 2000–2025
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 Heard Island and McDonald Islands stood at 100.0%. That is the highest value across all 26 years on record.
The figure is unchanged over ten years.
Over the whole period, protected area coverage of marine key biodiversity areas in Heard Island and McDonald Islands peaked at 100.0% in 2000 and was at its lowest, 100.0%, in 2000.
Heard Island and McDonald Islands ranks 1st of 190 countries on this measure, in the top 10%.
Protected area coverage of marine key biodiversity areas in Heard Island and McDonald Islands, year by year
| Year | % | Change |
|---|---|---|
| 2000 | 100.0% | — |
| 2001 | 100.0% | +0.0% |
| 2002 | 100.0% | +0.0% |
| 2003 | 100.0% | +0.0% |
| 2004 | 100.0% | +0.0% |
| 2005 | 100.0% | +0.0% |
| 2006 | 100.0% | +0.0% |
| 2007 | 100.0% | +0.0% |
| 2008 | 100.0% | +0.0% |
| 2009 | 100.0% | +0.0% |
| 2010 | 100.0% | +0.0% |
| 2011 | 100.0% | +0.0% |
| 2012 | 100.0% | +0.0% |
| 2013 | 100.0% | +0.0% |
| 2014 | 100.0% | +0.0% |
| 2015 | 100.0% | +0.0% |
| 2016 | 100.0% | +0.0% |
| 2017 | 100.0% | +0.0% |
| 2018 | 100.0% | +0.0% |
| 2019 | 100.0% | +0.0% |
| 2020 | 100.0% | +0.0% |
| 2021 | 100.0% | +0.0% |
| 2022 | 100.0% | +0.0% |
| 2023 | 100.0% | +0.0% |
| 2024 | 100.0% | +0.0% |
| 2025 | 100.0% | +0.0% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 100.0% | 100.0% | 100.0% | 10 |
| 2010s | 100.0% | 100.0% | 100.0% | 10 |
| 2020s | 100.0% | 100.0% | 100.0% | 6 |
Countries ranked near Heard Island and McDonald Islands
- 1 Bouvet Island 100.0% compare
- 1 Cocos Islands 100.0% compare
- 1 Equatorial Guinea 100.0% compare
More environment data for Heard Island and McDonald Islands
- Historical exposure to drought — Land soil moisture anomaly -3.84 Percentage change (2025)
- Exposure to drought — Land soil moisture anomaly -1.14 Percentage change (2024)
- Tree-covered areas — Area from CCI_LC 0 1000 ha (2022)
- Shrubs and/or herbaceous vegetation, aquatic or regularly flooded 0 1000 ha (2022)
- Mangroves — Area from CCI_LC 0 1000 ha (2022)
- Shrub-covered areas — Area from CCI_LC 0 1000 ha (2022)
- Permanent snow and glaciers — Area from CCI_LC 24.99 1000 ha (2022)
- Inland water bodies — Area from CCI_LC 7.63 1000 ha (2022)
- Sparsely natural vegetated areas — Area from CCI_LC 7.63 1000 ha (2022)
- Terrestrial barren land — Area from CCI_LC 0 1000 ha (2022)
Frequently asked questions
- What is protected area coverage of marine key biodiversity areas in Heard Island and McDonald Islands?
- Protected area coverage of marine key biodiversity areas in Heard Island and McDonald Islands was 100.0% 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 Heard Island and McDonald Islands?
- The highest recorded value was 100.0% in 2000.
- What is the lowest protected area coverage of marine key biodiversity areas recorded in Heard Island and McDonald Islands?
- The lowest recorded value was 100.0% in 2000.
- How does Heard Island and McDonald Islands rank for protected area coverage of marine key biodiversity areas?
- Heard Island and McDonald Islands ranks 1st out of 190 countries with data for 2025.
- Is protected area coverage of marine key biodiversity areas rising or falling in Heard Island and McDonald Islands?
- Over the last ten years it is unchanged. The long-run trend across the full record is flat.
- Where does this Heard Island and McDonald 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.
Download this data
CSV · JSON — 26 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Average proportion of Marine Key Biodiversity Areas (KBAs) covered by protected areas (%).