Seine Commercial craft (barges and push-tows) can use the river from Marcilly-sur-Seine, to its mouth. At Paris, there are 37 bridges. The river is only above sea level from its mouth, making it slow flowing and thus easily navigable. The Seine Maritime, from the English Channel at Le Havre to Rouen, is the only portion of the Seine used by ocean-going craft. The tidal section of the Seine Maritime is followed by a canalized section ("Basse Seine") with four large multiple locks until the mouth of the Oise at Conflans-Sainte-Honorine (170 km). Smaller locks at Bougival and at Suresnes lift the
Lynn River joins the Lynn River at Port Dover prior to draining into Lake Erie. The watershed drains approximately Lynn River The Lynn River is a fresh water river located in Norfolk County in Southwestern Ontario, Canada. It empties into Lake Erie at Port Dover. The Lynn Valley Trail follows the river between Port Dover and the town of Simcoe. It is possible to kayak down the Lynn River to the outskirts of Port Dover. The watershed stretches throughout Norfolk County and is one of few cold water tributaries feeding into the Eastern Lake Erie basin. A small waterfall can be found