anthelia glauca, coral animal colony, pulsing xenia branch tentacles in strong flow, live rock nano reef marine aquarium

giant anthelia xeniidae soft coral feather indopacific tubular polyp tentacle photosynthetic zooxanthella colonial encrusting fluorescent luminescent sway contract peaceful invertebrate stoloniferous coralimorph anthozoa aggregation lateral easytokeep commensal hexacorallia biodiversity fauna underwater wildlife saltwater aquascape vegetation reef tank ecosystem aquaculture propagation current tropical exotic controlled conditions trade pet shop space shallow dof blurred background glass refraction fragging