The video shows an underwater scene with a large clam in the center of the frame. The clam is surrounded by various types of coral and marine plants. The water is clear, and the lighting is natural, suggesting that the video was taken during the day. The clam is stationary, and there are no visible fish or other marine animals in the immediate vicinity. The coral and plants appear to be healthy and undisturbed. The video does not contain any human activity or artificial structures.