River Len River Len The River Len is a river in Kent, England. It rises at a spring in "Bluebell Woods" to the south-east of the village centre of Lenham from the source of the River Great Stour; both rise on the Greensand Ridge. Its length is c. It enters the River Medway at Maidstone. The river flows in a generally westerly direction. Today it runs parallel with the M20 motorway for much of the first part of its journey: it passes between the hamlet of "Fairbourne Heath" and Harrietsham; after Broomfield the river becomes the lake adjoining Leeds Castle. The Len
St. Jones River is fed by Fork Branch, Penrose Branch, and Maidstone Branch. From Silver Lake, the St. Jones River flows generally southeastwardly, along the east side of downtown Dover and past Legislative Hall, the Capital Square/Legislative Mall, and the Dover Air Force Base to Bowers, where it flows into Delaware Bay, approximately north of the mouth of the Murderkill River. The lower course of the river southeast of Dover is surrounded by brackish marshes and salt marshes, open water habitats, and wetlands. A portion of the lower river, along with nearby Blackbird Creek, have received federal protection as the Delaware National Estuarine