Canary Islands ocean in the middle of the islands of La Gomera, Tenerife and La Palma; where the laurisilva forests grow. The seven major islands, one minor island, and several small islets were originally volcanic islands, formed by the Canary hotspot. The Canary Islands is the only place in Spain where volcanic eruptions have been recorded during the Modern Era, with some volcanoes still active (El Hierro, 2011). Volcanic islands such as those in the Canary chain often have steep ocean cliffs caused by catastrophic debris avalanches and landslides. The Teide volcano on Tenerife is the highest mountain in Spain, and the
Tabarca reserve called "Reserva marina de la Isla de Tabarca", declared a Zone of Special Protection for Birds by the EU, with a varied marine fauna (sea bass, grouper, conger eel, gilthead etc.). It is surrounded by very clear and unpolluted waters. The island is formed by materials of volcanic origin on top of which limestone and quaternary deposits have settled. Tabarca was the last Spanish Mediterranean location where the critically endangered Mediterranean monk seal successfully bred before it became extinct in this part of its range in the 1960s. This proves the high quality of the waters around the island