Conrad cruise 17 : plankton data sheets, April 1974-July 1974

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This unbound logbook contains plankton sample log sheets for Conrad cruise 17 from April 17 to July 21, 1974. Also included are "Noon position reports" on quarter sheets of paper from April and May 1974 recording ship, date, coordinates, course, distance, length of day, stoppages, average speed, stated of sea, weather and wind, remarks. Summary of route: Starting in the Indian Ocean near Umhlanga, South Africa, northeast then north around Madagascar in the Arabian Sea, then southeast to the Laccadive Sea. Plankton sample data sheets record the following information: IBM serial number, card no., species data format, species data format, ship code, cruise, sta. no., sta. code, sample number, no. samples, coordinates, upper sampling depth, deeper sampling depth, date, local time, duration sampling, sampling device, mesh size, tow type, water volume filtered, and ship speed, inner and outer flowmeter data, date examined , upper and deeper sampling temperatures, salinity, transparency, depth, conditions, D.S.L. observations, comments, observer name. Wire angle and hydro station data is recorded on the back (verso) of these sheets.

Date Range


Start Date

Apr 17, 1974

End Date

Jul 21, 1974

Access Information

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  • Marine Biology
  • Plankton
  • Invertebrates
  • Marine biologists
  • Marine biology


  • Indian Ocean
  • Laccadive Sea
  • Arabian Sea


  • Fieldbook record
  • Field notes
  • Logbooks

Accession #

SIA Acc. 09-008

Collection name

Allan W. H. Bé papers, circa 1953-1969

Physical Description

1 logbook

Physical Location

Smithsonian Institution Archives


Box 6 Folder 11