This coral mushroom is commonly known as Metallic Green Fuzzy Mushroom, Gigant mushroom anemone, Elephant ear mushroom or Gigant cup mushroom in refer to the size (5-10 cm) and the colour (metallic green or brown).The tentacles at the edge of the disc are longer.They contain toxins which damage other corals close by but which are harmless to humans. Rhodactis howesii is carnivorous, catches plankton that float past its oral disc. It also contains Zooxanthellae.
Discosoma howesii (Saville-Kent, 1893)
Rhodactis howsii Saville-Kent, 1893
Classification: Biota > Animalia (Kingdom) > Cnidaria (Phylum) > Anthozoa (Class) > Hexacorallia (Subclass) > Corallimorpharia (Order) > Discosomidae (Family) > Rhodactis (Genus) > Rhodactis howesii (Species)