Stingray swimming to bottom of coral reef underwater caribbean sea, Los Roques

stingray tropical marine underwater reef ocean caribbean azure turquoise clear wildlife ray southern stingray cartilaginous fish myliobatoidei deepwater swim coastal vulnerable paired pectoral fins undulatory undulatory locomotion slower mobility feeding hunters substrate camouflage sandy bottom habitats natural coral ecosystem environment nature los roques venezuela stunning habitat atlantic conservation texture animal venom in spines hunter creatures seawater venomous spine beauty