Pump and cleaning system for fish farm

Abstract

The present invention relates to a modular offshore fish farm (1), where the fish farm comprises one or more closed net cages (2) and a service unit S, each closed net cage being supported by a buoyant body (3) which is configured for floating in a body of water, wherein each closed net cage is configurated for moving vertically in the body of water relative to the buoyant body, each buoyant body further comprising a number of buoyant elements (4) and connecting means for connecting to an adjacent buoyant body, at least one buoyant element (4) of a buoyant body being arranged to be ballastable/deballastable and at least one buoyant element comprises one or more pipes (16, 17) for supply of fresh sea water and drainage of sea water from the closed net cage and a pumping and cleaning system connected to the one or more pipes.

Dependencies are inferred from the claim text.