The survey covers the area of designated green belt to the east of Walsall in the West Midlands, with supplementary surveys being undertaken at Sutton Park. This area is known colloquially as Holbrook valley. It contains twelve survey sites, including two geological Sites of Special Scientific Interest and eight Local Nature Reserves.
- Year 1 (2018) survey sites were Park Lime Pits, Linley Wood, the Dingle and Corporation Wood with Little Bracebridge, Holly Hurst and Gum Slade in Sutton Park
- Year 2 (2019) survey sites are within Longwood Gap Woodland: Lodge Wood, Cuckoo’s Nook, The Dingle, Hayhead Wood and Merrions Wood as well as Nut Hurst in Sutton Park.
- Year 3 (2020) planned survey sites are currently Walsall Country Park, Barr Beacon, Beacon Quarry and Mill Lane with Streetly Wood in Sutton Park