The notified site consists of the roofspace of the barn and the roof of an adjacent lean-to, in total an area of 0.005 hectares.

The Wye Valley and Forest of Dean are one of the main locations for Lesser horseshoe bats because of the deciduous woodlands and, sheltered valleys, which provide a good feeding area, and the underground systems which provide roosting and breeding sites.

These sites support (between them) breeding and hibernation roosts for Lesser and Greater horseshoe bats.

Other sites in the group in Gloucestershire (all of which are SSSIs) include the breeding sites of Blaisdon Hall, Caerwood And Ashberry Goose House and Dean Hall Coach House & Cellar.

Wye Valley and Forest of Dean Bat Sites/ Safleoedd Ystlumod Dyffryn Gwy a Fforest y Ddena are recognised as a Special Area of Conservation (SAC) under the EU Habitats Directive.