Abstract: The invention relates to a recirculating culture system for cultivating and/or breeding aquatic creatures, comprising: a recirculating system for circulating and controlling the temperature of a fluid, wherein the recirculating system has a culture pool (1) for receiving the fluid, a water reservoir (2) for storing the fluid, a temperature-control device (3) designed to supply thermal energy to and/or remove thermal energy from the fluid, a pump system (4) for circulating the fluid, and a filter system (5) for filtering the fluid; as well as a container (6) having at least one internal space (61), wherein the recirculating system is arranged in the at least one internal space (61) of the container (6).