Bracklesham Bay is a 200.6-hectare (496-acre) biological and geological Site of Special Scientific Interest in West Sussex. It is a Geological Conservation Review site.It is a coastal bay on the west side of the Manhood Peninsula in West Sussex, England. The bay looks out onto the English Channel and the Isle of Wight is visible from the beach, as is the Nab Tower lighthouse and the Spinnaker Tower in Portsmouth.