The invention relates to an unmanned submersible photographical boat which comprises a shell and a camera, wherein the shell is in a seal structure; the upper part of the boat is provided with a seal cover, and the side edge of the cover is provided with a counterweight
water pipe leading to the inside of the shell; the upper part of the bow of the boat is provided with a waterproof camera and a video; the
stern of the boat is provided with a motor-linked
yaw rudder; the bottom of the inside of the shell is provided with a counterweighted
cement filled block, a front movable counterweight device and a rear movable counterweight device are respectively arranged at the forward and backward directions of the boat, and the upper parts of the front and rear counterweight devices are respectively provided with a left balancing device and a right balancing device; the middle part of a cavity is provided with a cross-bar
surface plate; and the front and rear parts of the inside of the shell are respectively provided with a proof water tank. In the invention, because the camera and the video are arranged at the sealed submersible boat and controlled automatically, the
underwater photography can be performed without manual operation, meanwhile, the unmanned submersible photographical boat is small in climatic influence, and can run for a long time without submersible dangers; and in addition, the photographical boat is low in photographical cost, compact in structure and easy to popularize and use.