electric blue hermit crab - calcinus elegans

addition adventure algae alive amalfi animal aqua aquaculture aquarium aquatic arthropod background biology blue brackish calcinus claws cleaner clibanarius closeup coaster crab crabs creature decapod decor diogenidae diving dwarf electric elegans erythropus exotic fauna hermit hobby image indonesia invert invertebrate invertebrates inverts islands isolated laevimanus life living macro marine marshall mediterranean natural nature ocean organism photo photography rare reef rock rockpools salt saltwater scuba shell small snorkel tank tiny travel tropical underwater vivid water wilderness wildlife world zebra zoology