Heard Island and McDonald Islands vs Niger: Red List Index
Heard Island and McDonald Islands
0.93 index
in 2025
Niger
0.93 index
in 2025
Heard Island and McDonald Islands rank
56th
Niger rank
56th
Red List Index over time
- Heard Island and McDonald Islands
- Niger
How they compare
Heard Island and McDonald Islands currently reports 0.93 index against 0.93 index in Niger, a difference of 0 index.
Across all 46 years both countries report, Niger has been ahead every year.
Heard Island and McDonald Islands ranks 56th and Niger ranks 56th of 247 countries.
Niger has averaged higher in every one of the 5 decades both report.
Head to head by decade
| Decade | Heard Island and McDonald Islands | Niger | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 0.93 index | 0.962 index | 0.032 index | Niger |
| 1990s | 0.93 index | 0.953 index | 0.023 index | Niger |
| 2000s | 0.93 index | 0.944 index | 0.014 index | Niger |
| 2010s | 0.93 index | 0.935 index | 0.005 index | Niger |
| 2020s | 0.93 index | 0.93 index | 0 index | — |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher red list index, Heard Island and McDonald Islands or Niger?
- Heard Island and McDonald Islands, at 0.93 index against 0.93 index in Niger as of 2025.
- What is the difference in red list index between Heard Island and McDonald Islands and Niger?
- 0 index, with Heard Island and McDonald Islands ahead.
- How many years of comparable data are there for Heard Island and McDonald Islands and Niger?
- 46 years are reported by both, from 1980 to 2025.
- How do Heard Island and McDonald Islands and Niger rank globally for red list index?
- Heard Island and McDonald Islands ranks 56th and Niger ranks 56th of 247 countries.
- Where does this data come from?
- BirdLife International and IUCN – processed by Our World in Data, published as Red List Index. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Red List Index.