Tube sponges.

School of yellowtail snapper (Lutjanus chrysurus).

Yellowtail snapper (Lutjanus chrysurus).

Giant stromatolites

Giant stromatolites

White coral with pale yellow crinoid on rock outcrop.

Soft coral on yellow sponges

A variety of sponges and corals on a rock outcrop during night observations

An orange and white holothurian, or as is commonly called, sea cucumber.

A variety of corals

A brain coral

A brain coral

Brain coral

Montastrea sp. coral with red sponges

Reddish brown plate coral

Reddish brown gorgonian coral

Reddish brown gorgonian coral

A variety of gorgonian corals.

Gorgonian coral bushes and small red cup corals.

Orange cup corals adorning an outcrop

A large brown sponge, smaller orange sponges, and a pink and white stylaster coral at the bottom of the image.

A large brownish white sponge and a few hydroids visible near its base.

Orange cup corals with tunicates at top right

A variety of multi-colored sponge species

Sponges, plate coral, and stylaster corals (pink and white) on a colorful hard substrate

Corals, sponges, algae, and hydroids are all visible with a juvenile coney in the center foreground.

Caribbean spiny lobster (Panilurus argus) next to large red sponge.

Outcrop with tunicates, red and green algae, hydroids, sponges and a small lantern bass (Serranus baldwini) in lower left center . The outcrop is small oasis of diversity surrounded by sand and coral rubble substrate.

Cleaner shrimp (Periclemes sp.) in anemone

Outcrop protruding above bottom provides habitat for green algae, reddish brown algae, and a variety of hydoids (the white to translucent feathery stalked animals).

Another outcrop protruding above the bottom that serves as habitat for a variety of sponges including a large white sponge, tunicates, green algae, and red algae. Can you find the two pycnonogid sea spiders and the lantern bass (Serranus baldwini).

Brown sponge in center, red circular sponge in bottom center, brain coral, star coral (Montastrea sp.), and algae on hard substrate.

A comet starfish (Ophidiaster guildingi) on a hard substrate.

The invasive common lionfish (Pterois volitans)

The invasive common lionfish (Pterois volitans)

A coney (Cepalopholis fulva) on a rocky substrate with yellow sponges in foreground and an olive chromis (Chromis insolata) in the left background.

A coney (Cepalopholis fulva) using a rock ledge for cover. A large red barrel sponge is on the left and the rock ledge has reddish-purple encrusting sponge and Halimeda algae covering. A small gorgonian is on the left.

A lantern bass (Serranus baldwini) unsing a purple sponge for habitat.

A coney (Cepalopholis fulva) and a longspine squirrelfish (Holocentrus rufus) using a rock ledge for cover.

A squirrelfish using an opening in hard substrate for cover while a gray angelfish cruises above. A variety of corals, sponges, and algae cover this outcropping.

A school of French grunts (Haemulon flavolineatum) cruise through a seascape of large sponges, gorgonian corals, and other biota.

A large gorgonian coral dominates a scene encompassing multiple fish species including a squirrelfish in the foreground, two coneys, a French grunt, a surgeonfish, a triggerfish, and a rock beauty.

Although purple, blue chromis (Chromis cyanea) against an outcrop with orange-red cup corals and red encrusting sponges.

Longspined squirrelfish (Holocentrus rufus) , bluestriped grunts (Haemulon sciurus), white grunts ( Haemulon plumerii), a graysby (Cephalopholis cruentata) peering out from under a ledge, and a lone tomtate (Haemulon aurolineatum) on the right side of the image.

Marine debris - a derelict fish trap with an entrapped spiny lobster.

Marine debris - a derelict net entangled on the reef.

Description not available.

Description not available.

Description not available.

Description not available.