Several shots from different angles of Canadian weather researchers aboard a motorboat on equatorialAtlantic ocean sailing to USSR weather ship at the end of the day, of people on USSR ship named Professor Zubov. Shots aboard Canadian ship Quadra of technicians watching other ships taking part of the Global Atmospheric Research Program. Shots of the ships at sunset. MLS of Quadra weather ship taken from another boat. Several shots from different angles aboard Canadian weather ship Quadra of men hauling aboard a shark they caught, of shark wiggling on deck, one man taking pictures, of men putting shark back in the water. Shots of other men sunbathing, of men hauling shark aboard again, of shark on deck more or less alive. Several shots from different angles aboard Quadra of sailors chipping off paint on parts of decks and of technicians sunbathing (some are writing, reading, sleeping or taking an outside shower), of men playing ping-pong game, of men sunbathing and at work.