General Description

Body shape slug-like with gill structures visible as a single cluster on the back of the animal. Pattern includes shades or colours of yellow and/or blue. Animal up to 12 cm long.


Verco's Nudibranchs are thought to only feed on a single species of dark blue-green bryozoan Bugula dentate. This large nudibranch is well known to divers because of its striking colour pattern. They lay a bright yellow spiral coil of eggs.


New Zealand and southern Australia.


Rocky reefs, pier piles and sponge gardens, usually on or near its host bryozoan, to depth of 50 m.

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