The video shows a group of fish swimming in a tank. The fish are of different sizes and colors, and they are swimming around the tank in various directions. The tank appears to be made of glass, and there is a blue border around the top edge. The fish are moving around the tank, and some of them are swimming towards the camera. The water in the tank is clear, and the fish are visible through the glass. The lighting in the room is bright, and the fish are well-lit. The tank seems to be indoors, and there are no other objects or people visible in the video.