Updated 19th February 1999; 14th May 2000; 21st January 2001
Entrance is by a small sink in a marshy field next to a barn. The streamway eventually becomes too low and the water is next seen in site 477.
Reference: Corrin J S and Smith P, 1981; Corrin Juan, 2011
Entrance picture : yes
Underground picture(s):
Detailed Survey :
Line Survey :
On area survey :
Survex file :