Red List Index in Heard Island and McDonald Islands
Heard Island and McDonald Islands: Red List Index was 0.93 index in 2024. ▬ Flat
Red List Index in Heard Island and McDonald Islands, 1993–2024
Source: BirdLife International and IUCN – processed by Our World in Data. Measured in index.
Analysis
The most recent figure for red list index in Heard Island and McDonald Islands is 0.93 index, measured in 2024. That is the highest value across all 32 years on record.
Compared with earlier readings it is up 1.1% over ten years.
Over the whole period, red list index in Heard Island and McDonald Islands peaked at 0.93 index in 2016 and was at its lowest, 0.92 index, in 1993.
Heard Island and McDonald Islands ranks 57th of 244 countries on this measure, in the top quarter.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 0.92 index | 0.92 index | 0.92 index | 7 |
| 2000s | 0.92 index | 0.92 index | 0.92 index | 10 |
| 2010s | 0.924 index | 0.92 index | 0.93 index | 10 |
| 2020s | 0.93 index | 0.93 index | 0.93 index | 5 |
Countries ranked near Heard Island and McDonald Islands
More reference data data for Heard Island and McDonald Islands
- Summer temperature anomalies 1.56 °C (2026)
- Spring temperature anomalies 0.8521 °C (2026)
- Temperature anomalies by month 0.876 °C (2026)
- Annual precipitation 1,377 millimeters (2025)
- Precipitation anomalies 29.5 millimeters (2025)
- Autumn temperature anomalies 0.9668 °C (2025)
- Winter temperature anomalies 0.8706 °C (2025)
- Annual temperature anomalies 0.8308 °C (2025)
- Average annual surface temperature 2.45 °C (2025)
- Member countries of the International Treaty on Plant Genetic Resources for Food and Agriculture 0 number (2024)
Frequently asked questions
- What is red list index in Heard Island and McDonald Islands?
- Red list index in Heard Island and McDonald Islands was 0.93 index in 2024, according to BirdLife International and IUCN – processed by Our World in Data.
- What is the highest red list index recorded in Heard Island and McDonald Islands?
- The highest recorded value was 0.93 index in 2016.
- What is the lowest red list index recorded in Heard Island and McDonald Islands?
- The lowest recorded value was 0.92 index in 1993.
- How does Heard Island and McDonald Islands rank for red list index?
- Heard Island and McDonald Islands ranks 57th out of 244 countries with data for 2024.
- Is red list index rising or falling in Heard Island and McDonald Islands?
- Over the last ten years it is up 1.1%. 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 and IUCN – processed by Our World in Data, published as part of Red List Index. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 32 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Red List Index