The video shows a close-up of two clownfish swimming in and out of the tentacles of a sea anemone. The clownfish are orange with white stripes and black outlines. The sea anemone has long, thin tentacles that are white with a hint of green. The water around them is clear and blue, and there are other fish and coral visible in the background. The clownfish move gracefully and appear to be comfortable in their environment.