Sharpnose Puffer
Canthigaster rostrata

1/60s at f22, Ektachrome 64, ASA 64, Nikonos II w 28mm lens and 1:2 extension tube. Oceanic flash with aluminum flash reflector

"Sharpnose Puffer," Reef Fish Identification, Florida, Caribbean, Bahamas by Paul Humann and Ned Delooach. Common to occasionalin Caribbean. Relatively unafraid and usually allows a close approach.
Salt River Canyon, St. Croix, U.S. Virgin Islands