This specification system discloses a kind of aquarium structure for having external motor, includes a groove body and a motor, and said motor can be on the outside of the above-mentioned groove body of installing what. The aquarium structure of above-mentioned tool external motor can form a water circulation in groove body, and the intracorporal water temperature of slot not will receive motor and influence and increase temperature. It is preferred that according to the design of this specification, the aquarium structure of above-mentioned tool external motor can reach perfect space and use, the effect of beautification with vision.本說明書係揭露一種具外置式馬達之水族箱結構，包含一槽體、以及一馬達，上述馬達可以是裝設於上述槽體外側。上述具外置式馬達之水族箱結構可在槽體內形成一水流循環，且槽體內的水溫不會受到馬達影響而升高溫度。更好的是，根據本說明書之設計，上述具外置式馬達之水族箱結構可達到完美的空間運用，與視覺美化之功效。
