Sabellid worm in parchment tube.

Cowrie, Cypraea sp., with partially extended mantle.

Cowrie, Cypraea chinensis, with fully extended mantle.

Cowrie, Cypraea chinensis, with partially extended mantle.

Cone shell, Conus marmoreus, feeding on cowrie, Cypraea caputserpensis.

Hawaiian brittle star.

Underside of starfish showing tube feet.

Large Hawaiian starfish.

Unusual specimen of cushion starfish, Culcita novaeguineae, more flattened than usual.

Sea Cucumber, Euapta godeffroyi, very common in Kaneohe Bay, Hawaii.

Sea Cucumber, Euapta godeffroyi, very common in Kaneohe Bay, Hawaii.

Zoanthid softcoral of the genus Palythoa sp.

Short spined urchin, probably Brissus latercarinatus.

Two coral polyps on a glass slide soon after settlement.

Closeup of coral polyp skeletal composition.

Picture of aberrant coral polpys of Fungia sp.

Small polyp of Fungia scutaria.

Calcareous skeleton of the coral, Fungia scutaria.

Calcareous skeleton of the coral, Porites lobata.

The coral Pocillopora verrucosa, living colony with polyps.

Fully extended anemone.

Close up of gills on the nudibranch, Hexabranchus sanguineus, a swimming nudibranch.

Full view of Hexabranchus sanguineus, a swimming nudibranch.

Full view of Hexabranchus sanguineus, a swimming nudibranch in full swim.

The cowrie, Cypraea caputserpensis, very common in intertidal rocky areas.

The urchin, colobocentrotus atratus, in its normal intertidal habitat.

The urchin, colobocentrotus atratus, in its normal intertidal habitat.

The urchin, Prionocidaris hawaiiensis, endemic to the Hawaiian islands.

The urchin, Prionocidaris hawaiiensis, endemic to the Hawaiian islands.

The anemone, Aiptasia sp.

Closeup of the anemone, Aiptasia sp.

Closeup of Palythoa sp. A softcoral common on reef flats in Hawaii.

The species of worm, Spirobranchus giganteus, live calcareous tubes in living coral heads.

Spiny lobster, Panulirus marginatus, endemic to the Hawaiian islands.

Dorsal view of the urchin, Heterocentrotus mammilatus.

Dorsal view of the urchin, Heterocentrotus mammilatus.

Ventral view of the urchin, Heterocentrotus mammilatus.

Stinging hydroid, Plumularia sp.

A small acanthaster - this type of starfish eats coral polyps. This starfish is known as the Crown of Thorns Starfish for its long spines Reportedly toxic if stepped on.

A small acanthaster - this type of starfish eats coral polyps. This starfish is known as the Crown of Thorns Starfish for its long spines Reportedly toxic if stepped on.

Large southern stingray off of Fort Lauderdale, Florida.

Close up of skeleton of colonial coral with septa clearly visible.

Close up of skeleton of colonial coral with septa clearly visible.

Picture of live coral polyps in colonial coral.

Holothuroidean, Ophiodesoma spectabilis, live closeup of head region.

Live colony of coral with large polyps.

Holothuroidean, Ophiodesoma spectabilis, live closeup of head region.

Closeup of live coral colony, polyps extended.

Live coral colony.

Live coral colony.