<p><strong>Fig. 7.46.</strong> Echograms are two-dimensional images of seafloor features along a transect line. The profile series shown here illustrates data obtained from parallel transects made several kilometers apart.</p>

Fig. 7.46. Echograms are two-dimensional images of seafloor features along a transect line. The profile series shown here illustrates data obtained from parallel transects made several kilometers apart.

Image by Byron Inouye