Ecuador vs Tonga: Red List Index
Ecuador
0.74 index
in 2025
Tonga
0.75 index
in 2025
Ecuador rank
203rd
Tonga rank
200th
Red List Index over time
- Ecuador
- Tonga
How they compare
Tonga currently reports 0.75 index against 0.74 index in Ecuador, a difference of 0.01 index.
The two have swapped places 3 times across 46 shared years of data; in 1980 it was Ecuador ahead.
Ecuador ranks 203rd and Tonga ranks 200th of 247 countries.
Across the 5 decades both report, Ecuador averaged higher in 2 and Tonga in 3.
Head to head by decade
| Decade | Ecuador | Tonga | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 0.837 index | 0.817 index | 0.02 index | Ecuador |
| 1990s | 0.827 index | 0.819 index | 0.008 index | Ecuador |
| 2000s | 0.807 index | 0.811 index | 0.004 index | Tonga |
| 2010s | 0.775 index | 0.787 index | 0.012 index | Tonga |
| 2020s | 0.745 index | 0.7583 index | 0.0133 index | Tonga |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher red list index, Ecuador or Tonga?
- Tonga, at 0.75 index against 0.74 index in Ecuador as of 2025.
- What is the difference in red list index between Ecuador and Tonga?
- 0.01 index, with Tonga ahead.
- How many years of comparable data are there for Ecuador and Tonga?
- 46 years are reported by both, from 1980 to 2025.
- How do Ecuador and Tonga rank globally for red list index?
- Ecuador ranks 203rd and Tonga ranks 200th 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.