| Date | Ship | Cruise Identifier | Cruise Type | Chief Scientist |
|---|---|---|---|---|
| January 7 - 19, 1998 | Albatross IV | AL9801 | Broad-scale | John Sibunka |
| February 7 - 17, 1998 | Oceanus | OC317 | Broad-scale | David Mountain |
| March 15 - 27, 1998 | Oceanus | OC319 | Broad-scale | Peter Wiebe |
| April 6 - 11, 1998 | Oceanus | OC321 | Mooring | Jim Irish |
| April 15 - 27, 1998 | Oceanus | OC322 | Broad-scale | Charlie Miller |
| May 4 - 8, 1998 | Albatross IV | AL9805 | Equipment test | Greg Lough |
| May 13 - 22, 1998 | Albatross IV | AL9806 | Broad-scale | Jack Green |
| June 16 - 26, 1998 | Albatross IV | AL9808 | Broad-scale | Ann Bucklin |
| October 4 - 13, 1998 | Oceanus | OC331 | Mooring | Jim Irish |
| October 19 - 28, 1998 | Oceanus | OC332 | Process | Chuck Greene |
| November 15 - 21, 1998 | Oceanus | OC333 | Process | Dick Limeburner |
| December 5 - 13, 1998 | Oceanus | OC334 | Process | Chuck Greene |
| Other Collaborator Cruises to GOM and Georges Bank | ||||
| January 9 - 12, 1998 | Oceanus | OC315 | Mooring | Frank Bub Wendall Brown UNH |
| January 29 - February 2, 1998 | Oceanus | OC316 | Mooring | Frank Bub Wendall Brown UNH |
| May 2 - 6, 1998 | Oceanus | OC323 | Mooring | Wendall Brown UNH |