Caves of Tordera
Tordera, in the Maresme, contains 5 cavities: 2 pits and 3 caves, with a total length of 118 m and a maximum depth of 14 m. Avenc de les Aranyes is the longest (72 m) and the deepest (14 m).
Tordera has 5 catalogued caves, including 2 potholes and 3 caves. The longest is Avenc de les Aranyes (72 m). Most caves are found in limestone.
Length adds each cave once (a system counts once), and depth is that of the deepest cave, canyons excluded.
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Tordera, a municipality in the Maresme, has 5 catalogued cavities: 2 pits and 3 caves. Together they total 118 m of length and reach a maximum depth of 14 m. All the recorded cavities develop in limestone.
Avenc de les Aranyes is the most notable cavity in the municipality, both for its length (72 m) and for its depth (14 m); it is located in the Montnegre, on the southern slope of the serra de l'Avetar, below a path from Can Soler to Hortsavinyà. Cavorca de Roca Andera, in the Bagueny de Rupit, has 18 m of length and has been known since time immemorial; Forat Bufador, 5 m deep, was surveyed in 2007 by the G.E. Badalona. Forat de l'Erola has an access opening of 1.3×0.75 m, a narrow selective passage, 11 m of length and a drop of 4 m (-1+3). Cova del Pitxi, 6 m long, is located above Horsavinyà.
The 20 longest
| # | Cave | Location | Length |
|---|---|---|---|
| 1 | Avenc de les Aranyes | Tordera, Barcelona | 72 m |
| 2 | Cavorca de Roca Andera | Tordera, Barcelona | 18 m |
| 3 | Forat Bufador | Tordera, Barcelona | 11 m |
| 4 | Forat de l'Erola | Tordera, Barcelona | 11 m |
| 5 | Cova del Pitxi | Tordera, Barcelona | 6 m |
The 20 deepest
| # | Cave | Location | Depth |
|---|---|---|---|
| 1 | Avenc de les Aranyes | Tordera, Barcelona | 14 m |
| 2 | Forat Bufador | Tordera, Barcelona | 5 m |
| 3 | Forat de l'Erola | Tordera, Barcelona | 4 m |
| 4 | Cavorca de Roca Andera | Tordera, Barcelona | 3 m |
| 5 | Cova del Pitxi | Tordera, Barcelona | 1 m |
Map
Name↕ | Length↓ | Depth↕ | Municipality↕ | Region↕ |
|---|---|---|---|---|
| Avenc de les Aranyes | 72 meters | 14 meters | Tordera | Maresme |
| Cavorca de Roca Andera | 18 meters | 3 meters | Tordera | Maresme |
| Forat de l'Erola | 11 meters | 4 meters | Tordera | Maresme |
| Forat Bufador | 11 meters | 5 meters | Tordera | Maresme |
| Cova del Pitxi | 6 meters | 1 meters | Tordera | Maresme |
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Source: Espeleoindex (espeleoindex.com), modified. CC BY-NC 4.0, https://creativecommons.org/licenses/by-nc/4.0/