Pelagic fish Atlantic Ocean, the Gulf of Mexico and the Mediterranean Sea. The term highly migratory species (HMS) is a legal term which has its origins in Article 64 of the United Nations Convention on the Law of the Sea (UNCLOS). The highly migratory species include: tuna and tuna-like species (albacore, Atlantic bluefin, bigeye tuna, skipjack, yellowfin, blackfin, little tunny, Pacific bluefin, southern bluefin and bullet), pomfret, marlin, sailfish, swordfish, saury and oceangoing sharks, dolphins and other cetaceans. Essentially, highly migratory species coincide with the larger of the "large pelagic fish", discussed in the previous section, if cetaceans are added and some
USS Skipjack (SS-184) January and arrived at Port Darwin, Australia, for refit on 14 January. "Skipjack"’s second war patrol, conducted in the Celebes Sea, was uneventful with the exception of an unsuccessful attack on a Japanese aircraft carrier. She returned to Fremantle, Western Australia, on 10 March 1942. On 14 April, "Skipjack" got underway under the command of James W. Coe for her third war patrol, conducted in the Celebes Sea, Sulu Sea, and South China Sea. On 6 May, contact was made with a Japanese cargo ship, and the submarine moved in for the kill. Finding herself almost dead ahead, "Skipjack" fired