Navigation EA Navigations 100 Foot Drain River Ancholme Work ongoing to clarify navigation responsibility Burwell Lode River Cam River Derwent Forty Foot River Glen River Great Ouse Great Ouse Old West River Idle River Kennet River Lark Little Ouse River River Lugg Lydney Harbour Market Weighton Canal River Medway River Nene Old Bedford River River Ouse Reach Lode Great Ouse Relief Channel River Rother Royal Military Canal River Derwent Rye Harbour South Forty Foot Market Weighton Canal River Stour, Suffolk River Thames River Welland Wicken Lode River Wissey River Wye River Ancholme River Idle Great Ouse Relief Channel South Forty Foot River Wissey River Glen Old Bedford River, River Welland 100 Foot Drain River Nene Little Ouse River River Lugg River Lark Ely Ouse Forty Foot Burwell Lode River Great Ouse Wicken Lode Reach Lode Great Ouse Old West River Cam River Stour, Suffolk River Wye Lydney Harbour River Thames River Medway River Kennet Royal Military Canal Plymouth Moorings River Ouse Rye Harbour Wareham Moorings River Rother 1:2,000,000 Environment Agency Navigations and other Produced by: STP Waterways with Environment Agency Responsibilities Page size: A3 07/03/2013 © Crown copyright and database rights, 2012, Ordnance Survey 100030994. © Next Perspectives, 2012. Contains Royal Mail data, © Royal Mail copyright and database right, 2012. Contains National Statistics data, © Crown copyright and database right, 2012..