The video shows a sea creature, possibly a sea lion, swimming underwater. The creature is moving slowly and gracefully through the water, surrounded by rocks and coral. The water is clear, and the creature's movements are smooth and effortless. The creature's body is streamlined, and its skin appears to be a shiny, dark color. The rocks and coral in the background are various shades of brown and green, and they provide a natural and peaceful setting for the creature's movements.