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
Port of Brookings Harbor Port of Brookings Harbor The Port of Brookings Harbor is the port authority for the city of Brookings, Oregon, United States, and serving the neighboring community of Harbor. The district covers from the mouth of the Chetco River south to the Oregon-California border, north to the mouth of the Pistol River, and east to the Curry-Josephine county line. The district is governed by a five-member commission elected at-large from the district population of approximately 16,000. It is the busiest recreational port on the Oregon Coast, generating more than 31,000 boat trips for more than 95,000 people, and is one of