The video shows a group of stingrays swimming in a large tank. The stingrays are of different sizes and colors, and they are seen gliding through the water with their long tails. The tank is well-lit, and the water is clear, allowing for a good view of the stingrays. The stingrays move gracefully, and their movements are smooth and effortless. The tank appears to be a part of a marine exhibit, and the stingrays seem to be at ease in their environment.