ocean ranching
n.β Β«Donβt ever refer to it as farmingβbut home grown fishes are the Alaskaβs largest agricultural crop. Instead, call it “ocean ranching.”Β» ββHome grown fishes, Salmon sales slip, Funds for injured fishermen” by Laine Welch SitNews (Ketchikan, Alaska) Apr. 4, 2007. (source: Double-Tongued Dictionary)