The video shows a large group of jellyfish swimming in the water. The jellyfish are mostly orange and white in color and vary in size. Some of them are small and others are quite large. The water is a greenish color, and the jellyfish are moving slowly and gracefully. In the later part of the video, a person wearing a diving suit and a camera on a tripod is seen filming the jellyfish. The person is wearing a black wetsuit and a diving mask. The camera is black and is mounted on a tripod. The person is holding the camera with both hands and appears to be adjusting the settings. The jellyfish continue to swim around the person as they film.