Cape Regana marks one of the limits of the Marine Reserve of the Bay of Palma. This reserve includes the coastal zone up to 30 meters deep, between the Arenal Yacht Club and Cape Regana. In the reserve they are represented almost 50% of characteristic Mediterranean coastal ecosystems: seagrass meadows, authentic points of concentration of biodiversity especially invertebrates and fish fry, and sandy bottoms, with the characteristic fauna: molluscs and crustaceans