Leatherback sea turtle shallower water at night (when the jellyfish rise up the water column). This hunting strategy often places turtles in very frigid waters. One individual was found actively hunting in waters that had a surface temperature of 0.4 °C. (32.72 °F). Leatherback turtles are known to pursue prey deeper than 1000 m—beyond the physiological limits of all other diving tetrapods except for beaked whales and sperm whales. Their favored breeding beaches are mainland sites facing the deep water, and they seem to avoid those sites protected by coral reefs. Adult "D. coriacea" turtles subsist almost entirely on jellyfish. Due to their
USS Loggerhead (SS-374) these islands, the enemy shore batteries surprised her with hot fire. Evading the bursts of the Japanese shells through skillful maneuvers, "Loggerhead" escaped undamaged. She arrived at Fremantle on 19 July. The end of hostilities on 15 August found "Loggerhead" two days out of Fremantle heading for the Gulf of Siam on her second war patrol. She put in Subic Bay on 22 August, departed for the United States 31 August via Pearl Harbor, and arrived at San Francisco 22 September 1945. "Loggerhead" was decommissioned at Mare Island Navy Yard 16 June 1946 and was placed in the Pacific Reserve