Vema cruise 26 : jet nets, August 1968-May 1969

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This unbound log book contains jet net data from Vema cruise 26 from August 28, 1968 to January 29, 1969. Also includes "list of items I need", and some narrative log notes that provide more context to the cruise. Summary of route: cruise begin around 31° n, 49° w in the North Atlantic Ocean and sail south and east into the South Atlantic Ocean to about 17 degrees west, then sail back west to about 21° n, 28° w. Jet net data is recorded on typed worksheets that record the following information: jet net no., IKMWT no., coordinates, true depth of two, surface temperature and salinity, temperature and salinity at sampling depth, light transparency, ship's speed, sound records, start and finish sample times, sunrise, sunset, moon, and remarks or notes. The format for recording jet net data changes from the date July 23 on. These forms record the following data: ship/cruise, shop sta., sample, no. of sample, date, quantity of containers this sample, type tow, vol. H20 filtered, flowmeter information, displacement vol., start and finish data for (pit log, coordinates, time, depth range, surface temp.), ship speed, temp. for air and surface water, sky conditions, cloud cover, moonlight, BT, hydro sta. no., salinity, depth to bottom, jet net, mesh aperture, TDR, mouth opening, flowmeter type, depth telemeter, rustrak recorder, opening-closing device, comments, and observer name.

Date Range


Start Date

Aug 28, 1968

End Date

Jan 29, 1969

Access Information

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


  • South Atlantic Ocean
  • North Atlantic Ocean


  • 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 5 Folder 5