Cook Islands vs Solomon Islands: Red List Index

Cook Islands
0.77 index
in 2025
Solomon Islands
0.77 index
in 2025
Cook Islands rank
184th
Solomon Islands rank
184th

Red List Index over time

  • Cook Islands
  • Solomon Islands
00.20.40.60.8198020022025

How they compare

Cook Islands currently reports 0.77 index against 0.77 index in Solomon Islands, a difference of 0 index.

The two have swapped places 2 times across 46 shared years of data; in 1980 it was Solomon Islands ahead.

Cook Islands ranks 184th and Solomon Islands ranks 184th of 247 countries.

Across the 5 decades both report, Cook Islands averaged higher in 4 and Solomon Islands in 1.

Head to head by decade

Decade Cook Islands Solomon Islands Difference Ahead
1980s 0.827 index 0.84 index 0.013 index Solomon Islands
1990s 0.84 index 0.838 index 0.002 index Cook Islands
2000s 0.846 index 0.823 index 0.023 index Cook Islands
2010s 0.819 index 0.798 index 0.021 index Cook Islands
2020s 0.785 index 0.775 index 0.01 index Cook Islands

Averages of every year both report within each decade.

Frequently asked questions

Which has higher red list index, Cook Islands or Solomon Islands?
Cook Islands, at 0.77 index against 0.77 index in Solomon Islands as of 2025.
What is the difference in red list index between Cook Islands and Solomon Islands?
0 index, with Cook Islands ahead.
How many years of comparable data are there for Cook Islands and Solomon Islands?
46 years are reported by both, from 1980 to 2025.
How do Cook Islands and Solomon Islands rank globally for red list index?
Cook Islands ranks 184th and Solomon Islands 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.

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Cook Islands vs Solomon Islands: Red List Index. Statizoid, drawing on BirdLife International and IUCN – processed by Our World in Data. Retrieved 23 September 2026, from https://reference.statizoid.com/compare/red-list-index/cook-islands/solomon-islands/

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<a href="https://reference.statizoid.com/compare/red-list-index/cook-islands/solomon-islands/">Cook Islands vs Solomon Islands: Red List Index</a> — Statizoid

About this data

Indicator
Red List Index
Unit
index
Source
BirdLife International and IUCN – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
247 places, 11,362 data points, 1980–2025
Last refreshed

Red List Index.