| 摘要 |
PROBLEM TO BE SOLVED: To provide a fish aquarium that can remove underwater deposit comprising remaining bait and feces in a short time, is reduced in remainder of the underwater deposit of the bottom, is reduced in discharging of a tank water, does not generate a strong water flow, is reduced in an adverse effect to fishes, and is reduced in the need of maintenance.SOLUTION: A fish aquarium includes: a water tank 12 for holding a tank water 1 in the inside and breeding or culturing fishes; permeable capture cloth 14 stretched along a bottom face 12a of the water tank 12, and capturing underwater deposits 2 comprising remaining bait and feces; a capture cloth moving device 16 for returnably moving a portion of the capture cloth 14 to the outside along an inner wall of the water tank 12 while stretching the capture cloth in the bottom face 12a; and a capture cloth cleaning device 18 for removing the underwater deposit 2 captured to the capture cloth 14 and cleaning the capture cloth 14 in the outside of the water tank 12.SELECTED DRAWING: Figure 1 |
