The video shows a close-up of a sea anemone with its tentacles moving in the water. The anemone is surrounded by other sea plants and coral. The water is clear, and the lighting is dim, creating a serene underwater atmosphere. The anemone's tentacles are a vibrant green color, and they sway gently in the current. The surrounding sea plants and coral are a mix of green and brown hues, adding to the natural beauty of the scene. The video provides a peaceful and mesmerizing view of marine life in its natural habitat.