The video shows a fish swimming in the dark water. The fish has a long, sharp beak and is illuminated by a light source. The fish is moving its fins and tail, and the light reflects off its body, creating a shimmering effect. The fish appears to be alone in the water, and there are no other visible creatures or objects in the vicinity. The water is dark, and the fish is the only source of light in the scene. The fish's movements are smooth and graceful, and it seems to be swimming effortlessly through the water.