If a mortal wound is given, or if other violence or injury is inflicted, or if poison is administered, on the high seas or on land either within or without the commonwealth, by means whereof death ensues in any county thereof, the homicide may be prosecuted and punished in the county where the death happens.
Mass. Gen. Laws ch. 277, § 61
Crime committed at sea, etc., resulting in death in county; venue
Official source: Massachusetts Legislature. Reproduced from public-domain Massachusetts statutes; confirm against the official source for the current text. Not legal advice.