- Clarence River (France)
Infobox_River | river_name = Clarence
caption = Photo required.
origin =Picardie
mouth = Lys
coord|50|38|16|N|2|38|45|E|name=Lys-Clarence|display=inline,title
basin_countries =France
length = 32 km The Clarence is ariver in northernFrance whose 32km course crosses the departement ofPas-de-Calais .Its source is near the village of
Sains-lès-Pernes . It flows through the communes of Sachin, Pernes,Calonne-Ricouart ,Calonne-sur-la-Lys andGonnehem , finally joining the Lys near Merville.It has two tributaries, the Nave and the Grand Nocq.
External links
(All French language)
* [http://www.hydro.eaufrance.fr/selection.php Banque Hydro - Station E3646210 - La Clarence à Robecq] Bassin versant = 156 km²
* [http://www.nord-pas-de-calais.ecologie.gouv.fr/v4/Donnees/azi/index.asp Informations générales sur les atlas des zones inondables]
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