Mendip Cave Registry and Archive
The Mendip Cave Registry and Archive (MCRA) has the object of recording and indexing all available information on caves, mines, rock shelters and other sites of speleological interest primarily in the area of Bristol, Somerset, Bath and Wiltshire in South West England. History. The MCRA was formed as the Mendip Cave Registry in January 1956. In 1969 the Registry ceased to function but it was revived in 1994 by Dave Irwin. In 2007 it was decided to expand the Registry to include archive material and the name was amended to Mendip Cave Registry and Archive . Related. There are also some established cave registers for other parts of the United Kingdom. These are: International. Government organized national cave registries are common in countries where such karst features is relevant to infrastructure projects, such as water supply and road building. Further information can be found on the UIS Informatics Commission contacts page.