It can be found hiding among sea sponges, algae, and pieces of dead coral.

It is commonly found on dead corals, under large rocks or in caves.

While snorkeling in various spots, including the water outside our apartment, we noticed a lot of dead coral.

On the reef, too, there were dead corals, and it was they that wounded anyone touching them.

Their technique takes advantage of the fact that living and dead coral are slightly different colors.

Various algae cover much of the dead coral.

Beneath the living reef often lies a bed of dead coral rock, the main structure, which is 45 to 150 feet thick.

Sometimes they rest over piles of dead corals or bare rock.

The seaweed ten expanded to occupy the dead coral's habitat.

So on the submarine shelf the "skin" is dead coral.