ocellaris clownfish hide in bubble tip anemone, animal on live rock stone move tentacles in flow and protect fish

actiniidae aggregation amphiprion anemone aquaculture aquascape aquatic background biocenosis biodiversity biology bulbous captive clownfish cnidaria colorful conditions controlled copy coral current dark decorative depth ecosystem entacmaea environment exotic false fauna field fish focus free hermaphrodite indopacific isolated lateral macro marine nemo ocean ocellaris percula pet pico pomacentridae protandrous quadricolor reef sale salt saltwater selective shallow shop space symbiotic tank tip tropical underwater vulnerable widespread wildlife