Tags: Site Of Special Scientific Interest.
The River Wensum SSSI is a ‘whole river’ Site of Special Scientific Interest located on the River Wensum that flows through the English county of Norfolk. The river was designated a SSSI in 1993 and a Special Area of Conservation SAC in 2000. It covers 44 miles (71 km) of the Upper Wensum from its source close to South Raynham downstream to Hellesdon Mill an area of 971.9 acres (393.3 ha).
