Institute of Cetacean Research v. Sea Shepherd Conservation Society

You don’t need a peg leg or an eye patch. When you ram ships; hurl glass containers of acid; drag metal-reinforced ropes in the water to damage propellers and rudders; launch smoke bombs and flares with hooks; and point high-powered lasers at other ships, you are, without a doubt, a pirate, no matter how high-minded you believe your purpose to be.

Plaintiffs-Appellants (collectively, “Cetacean”) are Japanese researchers who hunt whales in the Southern Ocean. The United States, Japan and many other nations are signatories to the International Convention for the Regulation of Whaling art. VIII, Dec. 2, 1946, 62 Stat. 1716 , 161 U.N.T.S. 74, which authorizes whale hunting when conducted in compliance with a research permit issued by a signatory. Cetacean has such a permit from Japan. Nonetheless, it has been hounded on the high seas for years by a group calling itself Sea Shepherd Conservation Society and its eccentric founder, Paul Watson (collectively “Sea Shepherd”). Sea Shepherd’s tactics include all of those listed in the previous paragraph.

Cetacean sued under the Alien Tort Statute, 28 U.S.C. § 1350 , for injunctive and declaratory relief. The statute provides a…