Litter Lake: LS of rowboat passing by, skindiver in boat. MLSs of boat with skindiver diving in water, girl in boat and skindiver swimming and handing specimens to the girl. CS of skindiver putting on mask, falling back in water. CU of water. PAN to skindiver giving specimens to the girl in boat, of her wrapping them and labelling them. CU of girl's hands labelling container with TILT UP to her face and of her turning her back to the camera. MS of girl in office taking photos of specimens.