Pollnacathraig / The Lost World
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Location and access
North-east of Cong. Park at mini-roundabout where R346 dog-legs into the village, follow trail north that becomes progressively less obvious. Cross river and ascend to Pollnacathraig.
Description
Stream rises, crosses and sinks in an open pit.
Previous records
J C Coleman, 'Caves in the Cong area of Galway and Mayo', Irish Geography, vol. 3, no. 2, 1955. 'Pollnacathraig'.
Martyn Farr (?). 'The Lost World'.
Notes
Rising. North-west corner of pit. Large cavern entrance. Passage drops steeply north-west, kinks south-west at -11 m, and bottoms-out at -25 m. Dive line in place at left hand side.
Sink. North-east corner of pit. Some water sinks rapidly through boulders.
Sink. South-east corner of pit. Stream sinks in obvious cave. Diving only possible in very low flow conditions.
Recent dives
10-01-2009. Rising dive line in situ.
