Green sea turtle (Chelonia mydas), feeding on the sand near Caye Caulker, inside the Mesoamerican Barrier Reef, Belize

chelonia mydas feeding seagrass belize underwater marine life ocean coral reef animal behavior aquatic biodiversity herbivorous ecosystem wildlife nature conservation habitats turtle blue water sandy bottom bed plants biology health reptile habitat tropical waters snorkel dive coastal world species documentary caribbean sea swimming tranquil environment observation exploration ecological balance