ice and fire zoanthus colony, fluorescent soft coral polyp absorb dissolved organic matter, nano reef marine aquarium

zoanthus sociatus green sea mat button polyp zoanthid caribbean zoantharia zoanthidea anthozoa tentacle hexacorallia cnidarian coralimorph coelenterates soft coral commensal detritus zooplankton intertidal subtidal budding palytoxin toxic poison coenenchyma zooxanthellae capitulum octocoral aquatic biodiversity fauna ecosystem environment underwater captive wildlife aggregation lateral saltwater aquascape aquaculture tropical reef macro encrusting controlled conditions animal allmymoneygoestocorals shallow depth field selective focus glass refraction ice fire colony fluorescent absorb dissolved organic matter nano marine aquarium bottom popular pet species grow shine led light hobby