A BREEDING FACILITY FOR MARINE ANIMALS, PARTICULARLY FISH

摘要

A breeding facility (fish farm) for marine animals, particularly fish, comprising a tank (1) with a preferably circular cross-section, designed to be filled with water to a certain level (7). The fish farm comprises the following combination: a) that it is connected to a circulation pump (4) of the air lift type with an inlet (5) near the bottom of the tank (1) and an outlet (6) near the surface (7) of the water in the tank (1), b) that it is connected to a supply pipe or pipes (12) for fresh water and a discharge pipe (10) to provide for a renewal of the water in the tank over time, c) that the inlet (5) from the pump is directed tangentially or approximately tangentially within the tank to provide a constant, circulating current in the water, d) that in the bottom there is provided a well (13) centrally located in the tank for collection of excrements and feed remains and other impurities, and e) that to the well (13) is connected a suction pipe for the removal of impurities.