Tags: Site Of Special Scientific Interest.
Nightingale Valley (grid reference ST449751) is a 5.4 hectare geological Site of Special Scientific Interest near the town of Portishead North Somerset notified in 1989.This site in the Vale of Gordano is listed because of Pleistocene ‘plateau-deposits’ which include ‘cannon-shot’ gravels fine sandy gravels and silty gravels with a wide range of erratic lithologies.
