Figure 2. Comparison of the locations of the 1996-1997 USGS grab samples with those of BUZAS (1965) and PARKER (1952). (a) Longitude (decimal degrees W) plotted versus latitude (decimal degrees N) for our samples (1996), BUZAS' (1965) samples (1961), and PARKER's (1952) samples (1948). ( b) Longitude (decimal degrees W) plotted versus depth (m) for our samples (1996), BUZAS' (1965) samples (1961), and Parker's (1952) samples (1948).