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Ondaroko Zuloa

Small entrance on a steep slope leading to a downward-sloping gallery and a horizontal stretch with two galleries to the North and lithogenic formations.

Basaburua 240m

Small entrance on a steep slope leading to a downward-sloping gallery and a horizontal stretch with two galleries to the North and lithogenic formations.

Caratteristiche

Località

From the village, take the path of the raso de Otxola and, once on the path that leads NE to Erasun, at the col turn a little to the West, passing a wire fence; halfway up the slope, on a steep incline, is the entrance.

Mappa

Ingressi

Verifica sempre le coordinate e le condizioni di accesso prima di partire.

  1. Ondaroko Zuloa

    Quota: 1000 m

    43.053647, -1.808598
    UTM 30T (ED 50) 597132 4767670
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Descrizione

Morfologia

The entrance is very small. At about 60 m in diameter among blocks, the cavity has two galleries to the North.

Concrezioni

It has lithogenic formations.

Progressione

After the very small entrance there follows a downward-sloping gallery and a horizontal part.

Storia

On 14/10/1974 it was explored by the Institución Príncipe de Viana and the Departamento de Obras Publicas. In 1988 a biological investigation was carried out by Enrique Beruete Azpilicueta.

Note biospeleologiche

0rdaburu-Arrarats: Acarina, Opiliones, Aráchnida, Ácaros, Crustácea, Tricóptera, Isópoda, Diplopoda.

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Fonte: Gobierno de Navarra – Catálogo espeleológico de Navarra (datosabiertos.navarra.es), modificato. CC BY 4.0, https://creativecommons.org/licenses/by/4.0/ Gobierno de Navarra · dati aggiornati a 2022