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Caves and potholes of Bizkaia

The catalogue of Bizkaia lists 5 caves, including 2 potholes and 3 caves. The longest is Sima del Hayal de Ponata VII (90,000m).

5caves
90.2kmtotal length
451mmax depth

Length adds each cave once (a system counts once), and depth is that of the deepest cave, canyons excluded. Without length data: 3. Without depth data: 4. Without known lithology: 5.

Map

Municipalities

The figures of these places do not add up to the total: a cave can be in more than one place, or in none when its location has no lower level.

The 20 longest

  1. 1Sima del Hayal de Ponata VIIUrduña/Orduña90,000 m
  2. 2Cueva de PozalaguaKarrantza Harana/Valle de Carranza225 m
Full ranking

The 20 deepest

  1. 1Sima del Hayal de Ponata VIIUrduña/Orduña451 m
Full ranking

Contains information from Grottocenter (Wikicaves), grottocenter.org, made available under the Open Database License (ODbL 1.0, https://opendatacommons.org/licenses/odbl/1-0/), modified. · The derived data is available on request under the ODbL: [email protected]