In the video, a person is seen holding a large fish over a tank of water. The fish is then released into the water, and it swims away. The person's hand is visible in the frame, and the fish appears to be a type of eel or similar species. The water in the tank is clear, and there are rocks and plants visible at the bottom. The person's movements are gentle and careful as they release the fish. The fish swims away gracefully, and the person's hand is no longer visible in the frame. The lighting in the video is bright, and the colors are vibrant.