Also known as Colonial Ascidian, Compound Ascidian, Sea Squirt, Tunicate.
Found on drop-offs and walls of coral and rocky reefs.
They feed on detritus and plankton.
Length - 4cm
Depth - 6-33m
Widespread Western Atlantic, Caribbean
During the summer this very pretty ascidian grows in small patches over the reef.
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: x