Lake Geneva is divided into three parts because of its different forms of formation (sedimentation, tectonic folding, glacial erosion): According to the Swiss Federal Office of Topography, swisstopo, "Lac de Genève" designates that part of the "Petit Lac", which lies within the cantonal borders of Geneva (excluding the cantonal exclave Céligny), so about from Versoix–Hermance to the Rhône outflow in Geneva. The Chablais Alps border is its southern shore, the western Bernese Alps lie over its eastern side. The high summits of Grand Combin and Mont Blanc are visible from some places. Compagnie Générale de Navigation sur le lac Léman (CGN) operates
Little Salmon River (Lake Ontario) approximately watershed, which is primarily agricultural and residential in nature. The river rises at the confluence of the North Branch Little Salmon River and South Branch Little Salmon River in the eastern part of the town of Mexico, west of the village of Parish. From there, the river flows northwest through the village of Mexico and the hamlet of Texas before emptying into Lake Ontario at Mexico Point. The lower Little Salmon River provides habitat for a variety of resident fish species, including brown bullhead, white suckers, rock bass, largemouth bass, and northern pike. In addition, several lake-dwelling species enter