Royal fishes
Defined in 2 dictionaries — Cyclopedic (1922), Ballentine's (1916)
The Cyclopedic Law Dictionary
Walter A. Shumaker and George Foster Longsdorf; ed. James C. Cahill · 1922
Whales and sturgeons, — to which some add porpoises,— which, when cast on shore or caught near shore, belong to the king of England by his prerogative. 1 Edw. L; 17 Edw. V. c. 1; 1 Eliz. c. 5; 17 Edw. II. c. 11; Bracton, lib. 3, c. 3; Britton, c. 17; Fleta, lib. 1, c. 45, 46.
Ballentine's Law Dictionary
James A. Ballentine · 1916
Whales and sturgeons, which were the king’s by prerogative. See 6 N. J. L. 1, 10 Am. Dec. 356.