Bluebell Tunicate, Clavelina moluccensis
The Bluebell Tunicate (Clavelina moluccensis), also known as the Blue Bell Tunicate or Blue Sea Squirt, is a species of tunicate of the genus Clavelina (little bottles). It is found in the Western Pacific Ocean around the waters of Australia, Indonesia, Papua New Guinea, Mariana Islands, Philippines, Singapore and Malaysia.
This filter feeder grows to less than an inch long and is light to medium blue in color. The top of this zooid contains characteristic dark blue patches and spots that are always visible. It lives in clusters attached to dead coral or other hard substrates, usually under overhangs.
Image Caption: Tunicate colony. (Clavelina moluccensis). Credit: Nhobgood/Wikipedia(CC BY-SA 3.0)