fluorescent entacmaea quadricolor poison animal, orange and black ocellaris clownfish, nano reef marine aquascape, aqua

amphiprion ocellaris false percula clownfish pomacentridae protandrous hermaphrodite actiniidae cnidaria bubble tip anemone indopacific tentacle oral disc pedal column nematocyst zooxanthella photosynthetic pest venomous bulbous actinic light coralimorph aggressive carnivore aggregation symbiotic host protect biocenosis hardy soft coral actinie sting octocoral aquatic green algae biodiversity ecosystem environment underwater wildlife salt saltwater aquarium aquaculture tropical reef controlled conditions pet shop shallow depth field space glass refraction