The video shows a yellow fish swimming in an aquarium. The fish is surrounded by rocks and coral, and there is a large anemone in the background. The fish moves around the tank, exploring its surroundings. The anemone is a light pink color and appears to be healthy. The fish is the only visible creature in the tank, and it seems to be enjoying its environment. The water is clear, and the lighting is bright, allowing for a good view of the fish and its surroundings.