Rèseau Lot du Bois - Source du pissieux
Survey reports
| Length | Max depth | Entrances | Source | Date |
|---|---|---|---|---|
| 12,416 m | 185 m | Unknown | Cave-Exploring World Long Caves Tertiary / aggregate source Provided by: Liste des cavites naturelles les plus longues de France | 2022-06-01 |
| 12,416 m | 50 m | Unknown | geoparc.parcdesbauges.com Secondary source | 2026-06-29 |