Water conservancy sludge removing and sucking ship

The invention discloses a water conservancy sludge removing and sucking ship. The water conservancy sludge removing and sucking ship comprises a ship body, water surface garbage gathering devices, anunderwater garbage collecting device, an underwater garbage collecting device swing angle adjusting motor, a ship body steering device, a ship body propelling device, an underwater sludge sucking device, an operating control console, a sludge collecting box, a water surface garbage collecting box, a water surface garbage conveying device and a ship body front baffle; the water surface garbage gathering devices are distributed on the two sides of the ship body, the extending length and the opening angle of the water surface garbage gathering devices both can be adjusted, and the water surface garbage gathering devices are used for gathering water surface garbage; the water surface garbage conveying device located on the front portion of the ship body is used for collecting the water surfacegarbage; and the underwat