doflein's octopus (latin enteroctopus dofleini) with tentacles and suckers

underwater reef animal coral invertebrate organism aquarium fish sea wildlife seafood octopus tentacles suckers background seabed marine life exotic fish subtropics sea ocean water marine wildlife aquatic underwater nature coral animal reef scuba tropical wild colorful blue aquarium beauty dive natural environment fin tank outdoor flora travel beautiful discus cichlid zoo mouth freshwater ecology texture fresh food decoration garden leaf kind