Figure
7. Sidescan-sonar image superimposed on the surficial geology map showing a submerged sea
stack off Grayland (upper panel), and the seismic-reflection profile collected along the
same line showing this intrusive structure (lower panel). Photograph from the station in
the high-backscatter areas shows this area to be gravel. Click on the figure to view
a larger image. Figure location shown in Fig. 4.
U.S. Department of the Interior, U.S. Geological Survey
URL: http://pubs.usgs.gov/of/2000/of00-167/htmldocs/figure7.htm
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Last modified: 10:24:15 Tue 18 Sep 2001
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Figure
7. Sidescan-sonar image superimposed on the surficial geology map showing a submerged sea
stack off Grayland (upper panel), and the seismic-reflection profile collected along the
same line showing this intrusive structure (lower panel). Photograph from the station in
the high-backscatter areas shows this area to be gravel. Click on the figure to view
a larger image. Figure location shown in Fig. 4.