The video shows a large fish swimming in murky green water. The fish is surrounded by tall green plants that sway gently in the water. The fish moves slowly and gracefully, its fins and tail visible as it navigates through the water. The plants appear to be a type of seaweed or aquatic plant, and the water is filled with small particles that float around, creating a hazy effect. The fish's scales reflect the light, giving it a shimmering appearance.