Tonga
SPI: 7.9
Species Protection Index Average: 42
National Report Card: Tonga
Tonga is an archipelago in the South Pacific Ocean, with coral and limestone islands. In the west, the country’s islands comprise the Tongan Volcanic Arch. Most of the country is used for human activities, in its majority by urban use.
Tonga has high biodiversity rarity of terrestrial land vertebrates at a global scale. When analysed as single taxons, the rarity of birds and reptiles is also high. The rarity of marine fish and mammals is also high. Challenges to biodiversity include deforestation; soil exhaustion; water salinization; and threats to coral reefs.
17%
of land currently protected
6
total land vertebrate species
4
endemic land vertebrate species
Species of significant conservation interest
Fiji Banded Iguana
0
amphibians / 0 endemic
3
birds / 2 endemic
0
mammals / 0 endemic
3
reptiles / 2 endemic
Information on this page was sourced from the CIA World Factbook and the Half-Earth Project Map.