 Seabirds recorded as nesting there include Australasian gannets, black-faced cormorants and fairy prions.Australian and New Zealand fur seals haul-out on the lower ledges when seas are not too rough.Together with the nearby Pedra Branca and Sidmouth Rock the island constitutes the Pedra Branca Important Bird Area (IBA), identified as such by BirdLife International because it supports over 1% of the world populations of shy albatrosses and Australasian gannets.