The equipment systems used during the cruise are listed in Table 1. Most equipment was provided by USGS, with exception of the SeaScope recording system and 15 in 3 water gun, which were furnished by MMTC. Technical specification for the Ocean Bottom Seismometer (OBS) experiment are given in Table 2, and an operations log showing the amounts of data recorded with these systems is outlined in Table 3. Appendix A gives a detailed list of trackline data collected, and Appendix B gives a detailed list of OBS operations. Survey speeds ranged from 2.5 to 4 knots. Seismic systems were fired at different energy levels and rates, as noted. The seismic data were sampled at fast rates (4 kHz to 200 kHz) at or near the