The video shows a close-up view of an aquarium with a sandy bottom. There is a green sea creature with long tentacles moving around the sand. The creature appears to be a type of sea anemone or jellyfish. The water is clear, and the lighting in the aquarium highlights the green color of the creature. The creature's tentacles are moving slowly, and it seems to be exploring its surroundings. There are no other visible creatures or objects in the aquarium.