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U.S. Geological Survey Open-File Report 2009–1003

Digital Seismic-Reflection Data from Eastern Rhode Island Sound and Vicinity, 1975–1980

Seismic-Reflection Data: Eastern Rhode Island Sound, Trackline Navigation

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ASTR75–June Trackline Navigation

The trackline map below (fig. 4) shows the locations of seismic data (lines 1-31) that were collected aboard the R/V Asterias in eastern Rhode Island Sound during 1975.

Figure 4. Map of tracklines from cruise ASTR75-June in eastern Rhode Island Sound.

Figure 4. Map of tracklines from cruise ASTR75–June in eastern Rhode Island Sound.

The navigation files for the seismic data are provided in space-delimited text and ESRI shapefile formats; the trackline data are in ESRI shapefile format, and each file includes metadata. All navigation data are available through the GIS Data Catalog section of this report.

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