Updated 2nd July 2009; 11th February 2016; 24th September 2018; 15th November 2022

The information has been roughly translated from the French, Spéléo-Club de Dijon reference, Degouve de Nuncques Patrick et Simonnot Guy, 1989 (in Sous le Plancher, no 4, 1989). The French reference number for this site is SCD2023).

To the south-east of Hoyo de Llaneces (site 1752) and explored in April 1988.
This abrupt collapse doline in the sandstones holds a luxuriante vegetation along the walls which obscures it. Animals maintain a path which goes down to the bottom  where, under an overhang, there is natural feeding trough. No continuation was seen.

Simonnot G, 2022 gives a position of 30T 452403 4792106 (ETRS89)

Reference: Degouve de Nuncques Patrick et Simonnot Guy, 1989; anon., 2009b (Whit logbook); Simonnot G, 2016; Simonnot G, 2018; Simonnot G, 2022
Entrance picture:
Underground picture(s):
Detailed survey:
Line survey:
On area survey:
Survex file: