Trieux (river)

Trieux
Trieux running through Pontrieux
Location
CountryFrance
Physical characteristics
Source 
  locationBrittany
Mouth 
  location
English Channel
  coordinates
48°49′22″N 3°4′19″W / 48.82278°N 3.07194°W / 48.82278; -3.07194
Length72 km (45 mi)

The Trieux (French pronunciation: [tʁijø]; Breton: Trev) is a 72-kilometre-long (45 mi) river in the Côtes-d'Armor department, Brittany, France, beginning near Kerpert. It empties into the English Channel near Lézardrieux. Other towns along the Trieux are Guingamp and Pontrieux. Its longest tributary is the Leff.