This unbound logbook contains data from Eltanin cruise 21 between November 23, 1965 and January 06, 1966. Summary of route: starting point is approximately 33°s 71°w in the South Pacific Ocean off the coast of Chile. They move west ending at approximately 61°s 120°w in the Southern Ocean. The bulk of the collection consists of 3 different data sheets recording the following information: "opening and closing plankton tows", "Nansen bottles", ship and cruise no., station no., sample number, total no. samples, coordinates, date, local time, tow type, net in, net out, length of tow, wire angle at max depth, flowmeter reading, corrected depth range, flowmeter no., displacement vol., flowmeter calibration factor, corrected displ. vol., vol. H20 filtered, wire angle information, sky condition, sea condition, surface water temperature, BT slide data, BT temperatures, hydro station data, surface salinity, core no., secchi disk, comments (successful? If not why?), observer name.
Many of SIA's holdings are located off-site, and advance notice is recommended to consult a collection. Please email the SIA Reference Team at osiaref@si.edu.
