Abstract: Illustrated and described is a floating hose segment (4) with an inner hose element (14) which has a first outer surface (22) which faces away from a line region (16), an outer hose element (24) which has a second inner surface (26) which delimits an interior space through which the inner hose element (14) extends, and a second outer surface (28) which faces outward away from the inner hose element (14), and a communication device (46) which is adapted to transmit information directly or indirectly to a central control device (54), wherein at least one sensor device (42) is provided which is adapted so as to be capable of detecting the presence of at least one substance in the region between the first outer surface (22) and the second inner surface (26), wherein the at least one sensor device (42) is linked to the communication device (46) such that information relating to the presence of the at least one substance between the first outer surface (22) and the second inner surface (26) can be transmitted to th