The video shows a salamander crawling on the bottom of an aquarium. The salamander is dark in color with spots on its back. It moves slowly and gracefully through the water, its body undulating with each movement. The aquarium is filled with water and has green plants and rocks. The salamander's gills are visible, and it appears to be healthy and active. The lighting in the aquarium is bright, highlighting the salamander's features and the surrounding environment.