Restricted reserves

A disused quarry which supports varied chalk grassland species

This large expanse of water is a valuable refuge for waterfowl

A fascinating array of habitats: shallow spring-fed lagoons, marsh, willow woodland, hedgerow and meadow.

A mature alder/willow woodland with fen vegetation running adjacent to the River Oughton. It is adjacent to Oughtonhead Common Local Nature Reserve.

A rare example in Hertfordshire of a natural exposure of rock.