• Norwegian: -


This nudibranch is usually 10 - 20mm in length. The bodycolor is usually brown, occasionally white. The most characteristic feature is the small iridescent blue spots on the body. The body is covered by knob-shaped tubercles. The rhinophores are smooth and the oral tentacles short.


It is usually found among the primary food source, sponges like Leucosolenia botryoides.


This species is registered along the coasts of the East Atlantic Ocean, from the Mediterranean to the British Isles and southern parts of Scandinavia. Scattered observations from Australia indicates that it is spread outside its original distribution by ballast water.