There are three people visible in the image. They appear to be working on a large vessel, possibly a dredging or construction boat. The person on the left is wearing a blue shirt and appears to be operating a piece of equipment. The person in the middle is also dressed in blue and seems to be engaged in some manual labor. The person on the right is wearing a white shirt and is holding a blue object, possibly a hose or a control device. The overall scene suggests a work environment with individuals involved in manual labor.