Abstract: The invention discloses a distribution unit for the distribution of a liquid flow to one of several selectable outlets. A flexible element is arranged in the distribution unit, which can be rotated and positioned to direct the liquid flow to the chosen outlet.

Abstract: Disclosed is an apparatus and a method for guiding and transferring marine organisms, such as fish, from a fish tank using a suction system coupled to the center part of a horizontally positioned guiding grid that moves upward in the water space in the fish tank. The fish will seek downwards and into the suction arrangement and be transferred to another tank.

Abstract: Apparatus (10) for removing gases in a liquid, and/or for removing foam and particles from a liquid and/or for the transport of liquid, the device (10) comprises conduits (16) for transporting the liquid from a first location to a second location, where the conduit (16) comprises a first upstream conduit portion (16a) for receiving of liquid, a substantially horizontal conduit portion (16b), a downstream conduit portion (16c) to discharge liquid out of the conduit (16), and a venting conduit portion (16d) to discharge gases, particles and a part of liquid out of the conduit (16) via conduit portion (16e) and means (17) arranged in the upstream conduit portion (16a) and/or horizontal conduit portion (16b) for supplying microbubbles to the conduit (16), and that in the conduit (16) means (19) are provided for establishing vacuum in parts of the conduit (16), characterized in that the device (10) in the conduit portion (16b) comprises two or more venting conduit portions (16d).

Abstract: A tank for farming of marine organisms is described, where the tank includes a main chamber to hold the marine organisms and where the tank has further chambers to treat the water before it is circulated back to the main chamber.