The video shows a group of seals swimming underwater. The seals are seen moving gracefully through the water, with their bodies streamlined and their flippers propelling them forward. The water is clear, allowing for a good view of the seals and the coral reef below. The reef is colorful, with various types of coral and marine life visible. The seals appear to be in a relaxed state, moving slowly and effortlessly through the water. The video provides a serene and peaceful view of these marine creatures in their natural habitat.