As used in ss. 253.67-253.75:
(1) “Aquaculture” means the cultivation of aquatic organisms and associated activities, including, but not limited to, grading, sorting, transporting, harvesting, holding, storing, growing, and planting.
(2) “Board” means the Board of Trustees of the Internal Improvement Trust Fund.
(3) “Department” means the Department of Agriculture and Consumer Services.
(4) “Water column” means the vertical extent of water, including the surface thereof, above a designated area of submerged bottom land.