The video shows a fish swimming underwater in a body of water. The fish is seen moving around the branches of a tree that is submerged in the water. The branches are covered in algae and other aquatic plants. The water is murky, and the visibility is somewhat limited. The fish appears to be a small species, possibly a trout or a similar type of fish. It moves gracefully through the water, navigating around the branches and plants. The fish's scales reflect the light, giving it a shimmering appearance. The video captures the serene and peaceful environment of the underwater world.