The video shows a close-up of a colorful sea anemone in an aquarium. The anemone is situated on the sandy bottom of the tank, surrounded by rocks and coral. The anemone has a vibrant green and purple coloration, with tentacles that are gently swaying in the water. The camera pans around the anemone, giving a 360-degree view of the creature and its surroundings. The lighting in the aquarium highlights the anemone's colors, making it the focal point of the video.