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Healthy Coral Polyps
Healthy coral is colorful. The entire coral is actually a colony of many little...
Waving Sea Fans
Sea fans—softer-bodied coral relatives—colonizing a dead stony coral framework.
Coral Larvae Settling
The small larvae of elkhorn coral (Acropora palmata) settle and grow on the...
A live coral polyp with turquoise tissue and brown tentacles closes its mouth (the...
Dead Man’s Fingers
Dead man’s fingers (Alcyonium digitatum) are soft corals named for their...
Dr. Martha Nizinski holds a specimen of a fan sponge (Phakellia sp.) collected at a...