Avenc de la Penya dels Ulls

Avenc de 24 metres de fondària a Os de Balaguer

Os de Balaguer • Noguera30m24m

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Avenc de la Penya dels Ulls

Avenc de 24 metres de fondària a Os de Balaguer

Os de Balaguer · Noguera

Length: 30 m · Depth: 24 m

Updated record

https://espeleoworld.com/en/c/avenc-de-la-penya-dels-ulls

Information can change. Always verify coordinates, access, weather, and cave conditions before setting out.

Topographic map of the main entrance — Main entrance · ICGC topographic map

A pit 24 metres deep at Os de Balaguer, a tectonic fissure about twenty metres long.

Characteristics

Type: Pothole
Municipality: Os de Balaguer
Region: Noguera
Unit: Serres marginals - Oest
Length: 30 meters
Depth: 24 meters
Major Unit: Prepirineu
Lithology: Limestone
Last review: 2012-11-17

Location

It is found on the left slope of a ravine that is a right tributary of the river Farfanya, just in front of the part of the village situated furthest S. The ravine is to the E of the Penya dels Ulls, a wall characterised by the two holes situated in its upper part and visible from Os de Balaguer. Approximate coordinates without much reliability.

Entrances

Always verify coordinates and access conditions before setting out.

Avenc de la Penya dels Ulls
Elevation: 515 m
41.868320, 0.714510
UTM 31T (ED 50) 310374 4637886
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Topographic

Avenc de la Penya dels Ulls - Topography, Os de Balaguer, Noguera

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Espeleoindex · CC BY-NC 4.0, https://creativecommons.org/licenses/by-nc/4.0/ · Image © its author.

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Description

Morphology

Tectonic fissure about twenty metres deep. At its E end, it appears to continue but is totally impenetrable given its narrowness.

History

The first mention of this cavity is found in an article in the magazine Senderos (162) where Angel Lagar cites P. García and Beltrán on 8 November 1970, while the following year, 1973, in an article in the magazine Ildobates (3-4) Xavier Bellés cites Sanmartín and Beltrán but on 9 November; moreover, the latter cite it as Avenc de la Penya dels Dos Ulls.

Bio

Speneomus (speonimites) colominasi zar.
Bertran - P. García on 8/XI/1970
Bertran - Sanmartín on 9/XI/1970

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Bibliography

Gàzquez i Pons, Josep Lluis, (1995).-”Catàleg Espeleològic de la Noguera” Grallera (3-4):1-90. GE Lleidatà. Lleida.

De la Vega, F. (1972).-”Contribución al conocimiento espeleológico de la Sierra de Sant Miquel (Montsec)”. Senderos (162):18-22. UEC. Barcelona.

Bellés, Xavier.(1973).-”Localizaciones nuevas o poco conocidas sobre Bathysciinae (col. Catopidae) Catalanes”. Ildobates (3-4):61-64. GE Pedraforca. Barcelona.