Search SEDIS
| Data sets | Publications | Expeditions | Thesaurus | 
| North Atlantic Deep Water  | |
|---|---|
| RT | Arctic Ocean | 
| Atlantic Ocean | |
| Bering Sea | |
| bottom water | |
| North Atlantic | |
| ocean circulation | |
| SN | Indexed with specific ocean terms as applicable. Added to Thesaurus in 1989. | 
| North Atlantic Ridge  | |
|---|---|
| SN | No longer a valid term for GeoRef. A valid term from 1981-1994. As of 1995, use Mid-Atlantic Ridge and North Atlantic. |