and Ilhéu Deitado. These islets are the remains of a volcanic cone that has devolved following a submarine and substratus eruption. It is an area of refuge and nesting for marine birds, and encircled by a regular ocean depth of sand and cliff at a maximum of depth. At these depths there is a rich diversity of resident species, in addition to pelagic species, and spawning grounds of grey triggerfish. References Bodies of water of the Azores Pico Island Faial Island