CSS Hudson: MSs, MCUs of man operating winch. Cut to short sequence on sample bottle being hoisted aboard. HAS of fore deck of Hudson. Sequence on deep mooring buoy being manhandled, being swung overboard, drifting away from ship. Included: underside view of buoy from inside hold, as buoy is lifted out. Sequence on plankton net being put overboard. MS of railing, bell, from rolling deck, sea going up and down in background. Shot of plankton net going down as seen through porthole. Similar shot of net being raised. Sequence on net being raised, men at work hauling net aboard. Over-the-side view of long, thin tubular net trailing over water. Incidental shots of winch man at his post.