The University of Miami’s R/V Walton Smith Cruise No. WS1213 was conducted from August 14 to 25, 2012 on Pulley Ridge, a mesophotic reef in the Gulf of Mexico off southwestern Florida. This cruise was funded in part by the NOAA-NOS-NCCOS grant titled ‘Connectivity of the Pulley Ridge – South Florida Coral Reef Ecosystem: Processes to Decision-Support Tools’. Ship and ROV time was funded in part by the Cooperative Institute for Ocean Exploration, Research, and Technology (CIOERT) at Harbor Branch Oceanographic Institute Florida Atlantic University (HBOI-FAU). This cruise was conducted in collaboration with the University of Miami, HBOI-CIOERT, NOAA Fisheries, and the University of North Carolina at Wilmington which provided the UNCW Superphantom II ROV.