Vanikolo is a volcanic island in the Santa Cruz archipelago of the Tomuto province. The whole island covers 190 km2. Rainfall averages 5000mm per annum.
The site of two single island endemics, the Vanikoro Monarch and Vanikoro White-eye, neither of which are considered globally threatened currently.
BirdLife International (2021) Important Bird Areas factsheet: Vanikoro. Downloaded from http://www.birdlife.org on 27/01/2021.