Underwater view of a giant Moray eel swimming among the rocks in a coral reef - close up view of the greenish spotted predator

moray eel eel gymnothorax aquarium scuba marine life aquatic reef vertebrate gill underwater fish muraenidae coral reef species coral mouth snake fin predator close up sea animal serpentine wildlife green dive swim marine tail saltwater creature teeth ocean monster spotted environment rock danger giant exotic nature water wild isolated view colorful tropical life