| Dataset | Latest Version Date | Current State |
|---|---|---|
| Porewater dissolved organic carbon and associated geochemical data for methane seeps in the Cascadia Margin: Astoria Canyon, Barkley Canyon, Hydrate Ridge, and Bullseye Vent | 2025-05-21 | Final no updates expected |
Principal Investigator: Laura L. Lapham (University of Maryland Center for Environmental Sciences)