The day will focus on the current risks and threats towards water quality around the River Brathay catchment. The session will focus on 3 topics for discussion: 1. The presence and control of riparian invasive non-native species in the catchment and further afield in Cumbria and the threat of those on the counties boarders. 2. The presence of the Freshwater Pearl Mussel, its habitat, requirements and life cycle and identifying the primary pressures and issues this species face. 3. Elterwater – issues with the lake and history of water quality decline, the effects on ecology and the current remediation works taking place. Course Timings: 10am- 2.00pm All sessions are booked on a first come first served basis. Please bring: a picnic lunch & clothing/footwear for all weathers. (Please note there is no indoor backup venue so the sessions will go ahead in poor weather unless unreasonable or unsafe to do so) Leaders: Jen Aldous – South Cumbria Rivers Trust Mike West - South Cumbria River Trust Neil Winder – National Trust