FISH DIVERSION SYSTEM AND PASSAGE FOR SHIP

摘要

The passage system is composed of a lochroom (7) with lock gates (5,6) provided respectively at the open sea (1) sides and fresh- water lake (2) sides. A discharge pipe (10) is installed through the walls (8,9) with a valve (11) provided in the conter of the pipe to operate manually or with a motor, which is controlled by a level sensor (14) for water level of the open sea (1), lockroom (7) and fresh-water lake (14) is when the water level of fresh-water lake (14) lower than discharge pipe (10), water is discharged by discharge pump (16) for the fresh water to induce fish favouring fresh water.