DESCRIZIONE
An arrangement in the region of a transverse structure and/or water flowing waters to plant, in particular a fish elevator, for transporting water animals, in particular fish, has a substantially vertical shaft (2) on, in which a transport unit (1) between the area of the under water (3), in particular of the lower water level, and the region of the upstream water (4), in particular of the upper water level, is movable. The transporting unit (1) communicates with at least one buoyancy means (18) in communication. The transporting unit (1) is freely in the guide shaft (2) and is freely movable wall, particularly in disk form, carried out.