Serrano River

Serrano River
The Cordillera del Paine and Serrano River at Sunset
Location
CountryChile
Physical characteristics
Source 
  locationDel Toro Lake
Mouth 
  location
Última Esperanza Sound
Length38 km (24 mi)
Basin size6,673 km2 (2,576 sq mi)

51°24′40″S 73°04′59″W / 51.411°S 73.083°W / -51.411; -73.083

Serrano River is a river located in the Magallanes Region of Chile. Its main tributary is Grey River. The Serrano Glacier is an attraction on the river. The waters of the Serrano River eventually reach Seno Ultima Esperanza.

The Chilean scientific agency CEQUA confirmed an infestation of the algae Didymo in the Serrano River in early 2015.