In the video, there is a man snorkeling underwater. He is wearing a snorkel mask and holding a camera in his hand. The water is clear and green, and there are several fish swimming around him. The man is moving slowly, observing the fish and their behavior. The fish are of different sizes and colors, and they seem to be comfortable with the man's presence. The man appears to be enjoying the experience, and the video captures the beauty of the underwater world.