A rather unusually colored and small Chromodorididae Nudibranch (Chromodoris cf. verrieri or Chromodoris cf. albonares) featuring a large set of orange tipped rhinophores.
This image taken in the rich, black soil on the ocean floor on the Tulamben Slopes dive site in Tulamben Bay in Bali, Indonesia.
Tulamben Slopes is one of the premier muck diving sites in the world, featuring black sand slopes that are some of the richest in the world.