Alex Mustard,Alex Mustard / A portrait of a nudibranch ( Limacia clavigera) searching for food on algae. Gulen, Norway. North East Atlantic Ocean.

Alex Mustard / 2020VISION / Nudibranch (Limacia clavigera) feeding on Sea matt bryozoan, growing on kelp frond, Shetland Islands, Scotland, UK, June

Sue Daly / Orange-clubbed sea slug (Limacia clavigera) Isle of Man, July.

Alex Mustard / Nudibranch (Limacia clavigera), taken in the field aquarium, Gulen, Norway. North East Atlantic Ocean.

Christophe Courteau / Nudibranchs {Limacia clavigera} left {Polycera quadrilineata} right - laying

Christophe Courteau / Nudibranchs mating {Limacia clavigera} France Brittany