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
HMS Skipjack (1889) HMS Skipjack (1889) HMS "Skipjack" was a of the British Royal Navy. She was built at Chatham Dockyard from 1888–1891. She was converted to a minesweeper in 1908–1909 and continued these duties during the First World War. "Skipjack" survived the war and was sold for scrap in 1920. The "Sharpshooter"-class was designed under the leadership of William Henry White, the Director of Naval Construction, to be faster and more seaworthy than the preceding prototype torpedo gunboat, and the three ships, while carrying a heavier armament. As torpedo gunboats, they were intended to defend the fleet from attack by torpedo-boats, while