Status and Trends of Biodiversity
The total known species of higher plants in Tonga are 463, with 2 identified as threatened species. Tonga has 2 mammals, both of which are considered endangered. 16 birds (with 3 identified as threatened), 17 reptiles (2 endangered) and 106 fishes (one endangered) have been found in Tonga.
Number and Extent of Protected Areas
Tonga has established 9 marine protected areas.
Percentage of Forest Cover
4,000 ha of forest cover the national territory, where 3,000 ha are natural forests and 1,000 ha are plantation areas.