This GIS dataset contains records of Lesser Horseshoe bats from known bat roosts. Records are presented in 1km resolution and contain a subset of attributes held in the NPWS Lesser horseshoe bat database. Some observations of non-targeted bat species have been recorded as well and are included in this dataset. Temporal coverage: 1978 to 2015.

The data is collected to determine and track changes to the national population of Lesser Horseshoe Bat to guide conservation efforts. This species is listed in Annex II and Annex IV of the EU Habitats Directive.