The River Chess emerges from chalk above Chesham and flows in a lovely Chiltern valley to join the Colne at Rickmansworth. These photographs were taken between 2001 and 2007 for the Chilterns Conservation Board and by Terry Cherrill and Edna Sansom.
For more information about chalk streams:
www.chilternsaonb.org/about-chilterns/chalk-streams.html
For more River Chess photos by J Conboy:
www.flickr.com/photos/25055169@N02/albums/72157719005944578