Nudibranchia

Nudibranch means 'naked gills'. These creatures are slug like but with protruding gills.

Nudibranch (Flabellina rubrolineata)
Nudibranch (Helmut Debelius)
Nudibranch (phyllidia ocellata)
Nudibranch (Chelidonra amoena)
Nudibranch (Risbecia tryoni)
Nudibranch (Chromodoris elizabethina)
Yellow tip Nudibranch on kelp with sunburst
Blue spined Nudibranch on kelp
Spanish Dancer with white fringe
Spanish dancer
Nudibranch in cave
Nudibranch and diver
Diver and Nudibranch
Nudibranch