Rainbow Parrotfish
Scarus guacamaia

f16 @ 1/60s, ASA 100, Ektachrome 100, Nikons II w 15mm, Oceanic flash and Ikelite slave flash

"Rainbow Parrotfish," Wikipedia, the free encyclopedia. The rainbow parrotfish is a species of fish in the Scaridae family. S. guacamaia is among the largest members of its family, and the largest in the Atlantic, reaching 1.2 m (3.9 ft) in length, 20 kg in weight and a maximum age of 16 years. It has a greenish-brown overall coloration; the fins are dull orange with tongues of green. Its dental plates are blue-green. Sexes appear alike. The rainbow parrotfish has a relatively wide distribution in the western Atlantic, and can be found from Bermuda through South Florida, the Bahamas and the Caribbean to Venezuela. It inhabits coral reefs, mangroves and sea grass beds in shallow waters, at depths of 325 m.
Salt River Canyon, St. Croix, U.S. Virgin Islands