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 (1806) HMS Skipjack (1806) HMS "Skipjack" was the French naval schooner "Trimeuse", commissioned at Guadeloupe in 1805. The Royal Navy captured her in 1806 and took her into service. She was paid off in 1808 and was used as a breakwater in 1809. On 12 March , after a chase of 15 hours, captured the French Navy schooner "Trimeuse" (or "Tremeuse", or "Tremieuse"), armed with two 9-pounder carronades and one long 6-pounder; she had a crew of 53 men and was from Guadeloupe. She had been out 12 days without capturing anything. The Royal Navy took "Trimeuse" into service as "Skipjack".