Colony of zooids that form patterns of two parallel rows. They are embedded in a matrix that creates soft, encrusting formations. Colour varies, including orange, yellow, white, blue-grey and purple. Colony up to about 60 cm across.
These ascidians are usually seasonal, being less common in warmer months. They may have spread throughout the world as a fouling species on hulls of ships.
Temperate and tropical seas, on reefs, jetty piles and seagrass areas, to depth of 20 m.
Plankton or Particles
Recorded in Australia
- DSE Advisory List : Not listed
- EPBC Act 1999 : Not listed
- IUCN Red List : Not listed