The Lez (; oc, Les) is a river in the Hérault department in southern France. It is the main river of the city of
Montpellier
Montpellier (, , ; oc, Montpelhièr ) is a city in southern France near the Mediterranean Sea. One of the largest urban centres in the region of Occitania (administrative region), Occitania, Montpellier is the prefecture of the Departments of ...
. The river has its source in
Saint-Clément-de-Rivière
Saint-Clément-de-Rivière (; Languedocien: ''Sant Clamenç'') is a municipality located close to Montpellier, in the Hérault department in the Occitanie region in southern France.Mediterranean Sea at Palavas-les-Flots. Its longest tributary is the Mosson.
The small fish ''
Cottus petiti
''Cottus petiti'', also called the ''chabot du Lez'' in French, is a species of freshwater sculpin, a fish in the family Cottidae. It is endemic to France, found only in a small 3 km stretch of the river Lez in Southern France near Montpel ...