Abstract
How is marine biota formed on a remote, oceanic, volcanic island? Trindade and Martin Vaz (TMV) are younger (3.5 and 1.5 million years old, respectively) than the adjacent continental shelves (~80 million years old), so their coastal fauna is composed of migrants that settled after cooling: Atlantic American and African, amphi-Atlantic, insular, circumtropical and endemic species. On a re…