The video shows a close-up of a catfish swimming in the water. The catfish has a wide mouth and a long whisker-like barbel. The water appears murky, and the catfish is the only visible creature in the frame. The catfish moves slowly and gracefully through the water, its body undulating with the current. The barbel is prominently displayed as the catfish moves, and the fish's scales reflect the light, giving it a shiny appearance.