Unidentified clavelinid

Scientific name : Clavelinidae n.c.

The strange polyp like formation surrounding the oral siphon in all the zooids could be another animal, associated with the ascidian. Photo taken on a sandy bottom, about 10 m depth, in a bay environment. See also Clavelina sp. 1.

Associated organisms
The white animals clustering around the oral siphon could be cnidarians, associated with the ascidian. Further studies are necessary.