coconut octopus - amphioctopus marginatus

amphioctopus anemone animal aquarium aquatic asia bay biodiversity blue chaloklum coconut colony colourful coral crab crustacean deep depth diver diving ecosystem environment fauna fish flora green invertebrate island lantern life marginatus marine mollusc nature nudibranch ocean octopus reef scuba sea seascape shark shell shoal shrimp slug snail snorkelling sponge tropical undersea underwater water whale wildlife wreck