Figure 1. Flora and fauna of Pulley Ridge mesophotic reef in the U.S. Gulf of Mexico. A. Helioseris cucullata, depth 74 meters; B. Agaricia grahamae, depth 82.5 meters; C. Swiftia exerta (with lionfish Pterois volitans), depth 79 meters; D. Crustose coralline algae, depth 80 meters; E. Geodia neptuni complex, depth 73 meters; F. large red grouper (Epinephelus morio) guarding its burrow, depth 80 meters, laser scale is 10 centimeters. Images from the Mohawk remotely operated vehicle during the 2014 R/V Walton Smith Cruise.