Bayonnaise Knoll caldera — Active Hydrothermal Vent
Bayonnaise Knoll caldera is an active hydrothermal vent at 900m depth. No nearby mining concessions. InterRidge Database v3.4.
Physical Data
| Status | Active |
| Depth | 900 m |
| Latitude | 31.96670° |
| Longitude | 139.73330° |
No mining concessions within 50 km.
Data: InterRidge Database v3.4 (PANGAEA)