The invention relates to the field of aquaculture, and discloses an aquaculture device. For solving the problem that in the prior art, an existing aquaculture device is simple in structure and single in function, the device comprises a cultivation box and a water collecting device, the cultivation box is of a cuboid structure, the cultivation box comprises a box cover, a partition plate, a plurality of first baffles and a plurality of second baffles, the box cover is fixedly connected with the top of the cultivation box, a plurality of mesh holes are evenly formed in the partition plate, the partition plate is located inside the cultivation box, the inner walls of the two sides of the cultivation box are each fixedly provided with a limiting block, the partition plate is located at the tops of the two limiting blocks, a plurality of first clamping grooves and a plurality of second clamping grooves are evenly formed in the inner walls of the two sides of the cultivation box, and the first clamping grooves and the second clamping grooves are distributed at intervals. The device is reasonable in structure, exquisite in design, easy to operate, capable of ensuring continuous flowing of water and saving energy, capable of adopting running water for driving excrement at the bottom of a tank and capable of achieving concentrated management and real-time monitoring, and easy to popularize.