Also known as Blue Spot Ascidian, Blue Spot Sea Squirt, Bluebell Sea Squirt, Bluebell Tunicate, Colonial Ascidian, Compound Ascidian, Little Bottles, Moluccan Ascidian, Sea Squirt, Tunicate, Zooids.
Found in clusters, attached to dead corals, or other hard substrates, often found beneath overhangs, of coral and rocky reefs.
They feed on plankton.
Length - 2.5cm
Depth - 3-113m
Widespread Indo-West Pacific
Ascidian, also known as tunicates because their bodies are covered by a "tunic" a tough cellulose-like covering.
The other common name is sea squirt because when threatened they sometimes eject a jet of water. Ref: https://en.wikipedia.org/wiki/Clavelina_moluccensis