The video shows a close-up view of a fish tank with various fish swimming around. The fish are of different sizes and colors, including yellow, white, and striped patterns. The tank is filled with small pebbles at the bottom, and there is a green plant in the corner. The fish are swimming around, some near the surface and others near the bottom of the tank. The water is clear, and the lighting is bright, highlighting the vibrant colors of the fish.