In the video, a turtle is seen swimming in a fish tank. The turtle is black and yellow in color and is swimming near a piece of wood. The water in the tank is clear, and the turtle is moving slowly and gracefully. The fish tank appears to be well-maintained, with no visible algae or debris. The turtle seems to be enjoying its time in the water, and there are no other creatures visible in the tank. The lighting in the tank is bright, illuminating the turtle and the surrounding area.