Genus
Common name: Sea Squirts
Scientific name: Phallusia
Phallusia belongs to the class Ascidiacea within the phylum Chordata. These sea squirts are sessile filter feeders, often found attached to substrates in marine environments. They are known for their unique body structure, with a tough outer tunic and two siphons for water intake and outflow. Phallusia species can be a fascinating addition to a reef aquarium, providing a unique display of invertebrate life. They require stable water conditions and can help maintain water quality by filtering out particulates.