| 摘要 |
PROBLEM TO BE SOLVED: To provide a home water vessel for aquarium fish that can enjoy unexpectedness. SOLUTION: The objective water vessel is a transparent vessel 1 and has an opening 1b for introducing water and the aquarium fish 3 into the inside opened. A clear path tube 2 has the inner diameter enough for the aquarium fish to pass through. The intermediate part of the clear path tube 2 is arranged to the position higher than the opening 1b of the vessel. The both ends 2b of the path tube 2 are connected to the vessel 1 at the positions lower than the opening 1b so that the path tube may communicate with the inside of the vessel 1.
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