A fat whitish pink holothurian arched prior to launching for swimming.

A fat whitish pink holothurian swimming just above the seafloor.

A white translucent holothurian crawling over the seafloor. Gut is visible.

A white holothurian crawling over a sand and pebble substrate seafloor.

A smooth pink holothurian crawling over the seafloor.

An ugly brown (mud-covered?) holothurian looking somewhat like a sack of potatoes.

Appears to be underside of a purplish white holothurian showing its means of propulsion while crawling. Scaleworm in middle of holothurian.

Closeup of a scaleworm on a holothurian.

A reddish-orange holothurian with back arched perhaps preparatory to launching for a swim.

A reddish-orange holothurian on a sandy substrate.

A purple holothurian with a killer whale like dorsal fin.

A large white egg-shaped urchin next to a woodfall.

Closeup of a large white egg-shaped urchin next to a woodfall.

Starfish on a rock face

Brittle star under a sea urchin. Is this a symbiotic relationship or has the sea urchin captured the brittlestar?

Closeup of sea urchin

Brittle star on a rock outcrop

Long-spined sea urchin on rock

Basket star on a rock outcrop

Sea urchin with very long thin spines on rock.

White starfish on black rock.

Yellow crinoid and large long-spined sea urchin.

spear-like spine protruding from sea urchin on yellow gorgonian coral.

Huge spines on sea urchin on yellow gorgonian coral. Squat lobster appears to be on translucent sponge.

Closeup of sea urchin on yellow gorgonian coral.

Stalked white sponge on left and large long-spined sea urchin on right.

Large red sea urchin with long spines that somehow managed to climb skimpy coral bush giving appearance of floating in space

Large red sea urchin with long spines that somehow managed to climb skimpy coral bush

Small white starfish and red- and white- banded shrimp on rock face.

Debris ball sea urchin? Long pencil like spines emanating from ball indicate urchin as the underlying creature.

Brittle star legs at the entrance to a burrow

Brittle star on a white octocoral

Weird sea urchin with very long thin spines? or perhaps a white spherical dandelion siphonophore anchored just off the bottom .

Large urchin half way up a coral stalk.

Pink spherical sea urchin with long spines.

gray encrusting sponge to left, and two different types of brittle stars. Note the alternate red and white banding on the smaller brittle star.

A seemingly amorphous starfish

Closeup of red heart urchin

Red heart urchin

White starfish on a sand substrate

Whitish-orange starfish

Large orange starfish

Long-legged brittle star

Brittle star beneath translucent sea squirt+

Pink brittle star on a sand and mud bottom

Brittle stars and sea whips on a vertical rock face

Thick fat somewhat amorphous reddish purple starfish

Large sea urchin plowing up the seafloor. Trail extends from near bottom left to location of urchin

Closeup of large sea urchin on seafloor.

Pinkish orange starfish on sandy muddy bottom.