PURPOSE: A live-fish transport tank is provided to promptly discharge foreign materials from the tank to the outside. CONSTITUTION: A live-fish transport tank comprises: water-pouring pipes(2) and water-draining pipes(3) which are installed at a live-fish transport tank; a filter(4) installed at water-draining pipes; and an oxygen generator(13) which is connected to the water-draining pipes, wherein the water-pouring pipes are connected to the water-draining pipes so that water circulates the those pipes. A draining path(7) is installed at the upper portion of an inner wall plane of the tank, and a sludge draining pipe(8) is installed at the draining path.
