sinularia dura mushroom coral macro detail, animal polyp move tentacle, wave maker laminar flow pump, reef marine aqua

sinularia brassica cabbage leather coral misshapen lump alcyoniidae cnidarian polydactyla soft indopacific branch photosynthetic zooxanthellae shape current encrusting stone shallow dof captivity solitary aquatic biodiversity fauna live rock hardscape environment underwater propagation lateral widespread salt saltwater aquadesign aquascape reef tank aquaculture colorful flow tropical coralimorph decorative exotic controlled conditions explore pet shop glass refraction space blurred background sump external filtering