Definition
A large sea creature — identified by Blackstone as a whale — whose capture on the coast of England historically triggered a division of the animal as a royal perquisite: the head belonged to the king, and the tail to the queen. The term appears in medieval English legal sources as a technical designation for this specific class of royal fish.
Common Confusion
Bauena is sometimes grouped loosely with other "royal fish" such as sturgeon, but the legal treatment differed. Sturgeon belonged entirely to the Crown; bauena was divided between the king and the queen consort by established rule. Researchers should not assume uniform treatment across royal fish categories.
Why It Matters in Research
This term is almost exclusively a curiosity of early English property and prerogative law. It surfaces in materials touching on royal prerogatives, the law of the sea, and the historical categories of property that fell outside ordinary ownership upon capture. Blackstone's treatment in the Commentaries (1 Bl. Comm. 222) is the standard reference point, and most later appearances of the term trace back to that passage. Researchers working in pre-modern English common law, particularly on the doctrine of royal fish or bona vacantia, may encounter the term in that context. It has no operative significance in modern law and does not appear in American legal materials. The division of the animal between king and queen consort also makes bauena relevant to historical research on the legal status of the queen consort as a distinct legal personality capable of holding property rights separate from the Crown.
Historical Dictionary Support
Black's Law Dictionary (2nd Ed., Supplemental) defines bauena simply as a large fish — identified as a whale — and notes the division of the perquisite: head to the king, tail to the queen, upon capture on the English coast, citing Blackstone directly. The entry is spare and descriptive, offering no elaboration on the procedural mechanism for claiming the perquisite or on what body enforced the rule. Blackstone himself treats the matter as an established rule of royal prerogative without extended analysis. Historical dictionaries do not explore the origin of the head/tail division or whether it was ever litigated. The term reflects a broader medieval legal category — royal fish — in which certain sea creatures were deemed so extraordinary as to fall automatically within the prerogative of the Crown upon taking, bypassing the ordinary rules by which a fisherman would acquire property in a catch.
Jurisdictional Note
Bauena as a legal category is particular to English law and has no counterpart in American, Scottish, or continental legal systems. The royal fish doctrine did not survive the transition to American common law.