The video shows a large group of crayfish in a container. The crayfish are moving around and interacting with each other. The container appears to be made of plastic and is filled with water. The crayfish are mostly green in color, with some having red spots on their shells. The container is well-lit, with bright lights shining down on the crayfish, creating a glistening effect on their wet bodies. The crayfish are of various sizes, and some are larger than others. The video does not have any visible title or subtitle.