This Yellow Finger Gorgonian is common throughout reefs in the Caribbean Sea. The polyps of this gorgonian are white and usually only extend to feed at night. Gorgonians are one of the most common types of coral on a reef. The are sometines referred to as sea whips and sea fans. They can commonly be seen slowly waving back and forth in the ocean currents. This image was taken by Sea and Sky administrator J.D. Knight from a specimen in his marine reef aquarium.