Cook Islands vs Hong Kong: Red List Index
Cook Islands
0.77 index
in 2025
Hong Kong
0.77 index
in 2025
Cook Islands rank
184th
Hong Kong rank
184th
Red List Index over time
- Cook Islands
- Hong Kong
How they compare
Cook Islands currently reports 0.77 index against 0.77 index in Hong Kong, a difference of 0 index.
The two have swapped places 4 times across 46 shared years of data; in 1980 it was Hong Kong ahead.
Cook Islands ranks 184th and Hong Kong ranks 184th of 247 countries.
Across the 5 decades both report, Cook Islands averaged higher in 4 and Hong Kong in 1.
Head to head by decade
| Decade | Cook Islands | Hong Kong | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 0.827 index | 0.83 index | 0.003 index | Hong Kong |
| 1990s | 0.84 index | 0.827 index | 0.013 index | Cook Islands |
| 2000s | 0.846 index | 0.809 index | 0.037 index | Cook Islands |
| 2010s | 0.819 index | 0.79 index | 0.029 index | Cook Islands |
| 2020s | 0.785 index | 0.7767 index | 0.0083 index | Cook Islands |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher red list index, Cook Islands or Hong Kong?
- Cook Islands, at 0.77 index against 0.77 index in Hong Kong as of 2025.
- What is the difference in red list index between Cook Islands and Hong Kong?
- 0 index, with Cook Islands ahead.
- How many years of comparable data are there for Cook Islands and Hong Kong?
- 46 years are reported by both, from 1980 to 2025.
- How do Cook Islands and Hong Kong rank globally for red list index?
- Cook Islands ranks 184th and Hong Kong ranks 184th 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.