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U.S. Geological Survey Data Series 420

Field Activity Logs

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Field Activity Collection System (FACS) Logs

FACS logs are standardized forms used by the USGS Coastal and Marine Geology Program (CMGP). For more information see Information on field activities conducted within the CMGP nationally can be found at To obtain information on previous, current, and future field work being conducted at the FISC - St. Petersburg, please go to

Click on the links below to access PDF files containing the FACS crew, equipment, operation, and overview logs. Digital FACS logs were generated after the cruise using the handwritten logbooks and personal accounts of the crew members. Handwritten FACS logs were completed in the field by D. Wiese. All logs can be found within the LOGBOOKS folder.

Digital FACS Logs Handwritten FACS Logs
Crew (11-KB PDF) Crew (1,092-KB PDF)
Equipment (13-KB PDF) Equipment (1,127-KB PDF)
Overview (17-KB PDF) Operation (2,004-KB PDF)
Overview (1,450-KB PDF)

Figure 1 and figure 2 display acquisition geometries.

Table 1 is a summary of acquisition parameters.

Table 2 lists trackline statistics.

NOTE: PDF files may be viewed using Adobe Reader public domain software. If unable to access the PDF files, please contact

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