Tabarca in terms of marine ecology. Therefore, waters around Tabarca were declared a Marine reserve in 1986, the first of its kind in Spain. This status was mainly granted due to its submarine posidonia prairie, which is the largest in the Spanish Mediterranean and has an extraordinary ecological value in terms of marine fauna and flora. In order to both enhance the marine biodiversity and protect it from fishing, an artificial reef was laid near the island by the Marine Reserve authorities. Tabarca Tabarca (, ) also known in Valencian as "Nova Tabarca" and "Illa Plana", and in Spanish as "Nueva
San Sebastián de La Gomera arrived in 1440. Christopher Columbus stopped at the harbour on 6 September 1492 before heading to India but arrived in America instead. The building in which Columbus stayed whilst on the island is now a museum. Apart from the town of San Sebastián the municipality includes the settlements of The municipality also includes these sites of interest: The economy of San Sebastián de La Gomera is centered on the functions of the capital and its port, as well as in the public sector, particularly in the transportation, trading, and tourism of Tenerife. The port serves as a hub for tourists