Members of Swan Song Expedition (1961) crew are shown here assembling the tower for the taunt wire buoy launching, oceanographer John Atkinson Knauss (center wearing blue strip shirt) is watching. This expedition explored the North Pacific at the equator and Eastern Tropical Pacific on the research ship Argo. The expedition collected large water samples for analysis, studied the Cromwell Current (Pacific Equatorial Undercurrent), and undertook a limited biological program for the Inter-American Tropical Tuna Commission. 1961.
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