Fig. 2. Bathymetric map with contour interval of 250 m based on the same compilation of bathymetric data described in the caption of
Fig. 1. Light gray area indicates extent of PRVI platform along the northern margin of Puerto Rico. Dark gray area indicates landmass of Puerto Rico. Track lines of EW96-05 are indicated as dashed lines. The parts of the lines used in this paper are shown by thicker, dashed lines. Southward limit of PRVI platform on Puerto Rico and different mapped formation boundaries of the PRVI platform are from geologic mapping by Monroe (1980). Key to abbreviations of onland formations: SA=San Sebastian Formation; LA=Lares Formation; CI=Cibao Formation; LP=Los Puertos Formation; AY=Aymamon Formation; and QU=Quebradillas Formation.