Maullín River is a river of Chile located in the Los Lagos Region

Los Lagos Region

Los Lagos Region is one of Chile's 15 regions, which are first order administrative divisions, and comprises four provinces: Chiloé, Llanquihue, Osorno and Palena. The region contains the country's second largest island, Chiloé, and the second largest lake, Llanquihue.Its capital is Puerto Montt;...

. The river originates as the outflow of Llanquihue Lake, and flows generally southwestward, over a number of small waterfalls, emptying into the Gulf of Coronados. The lower course of the river is actually a tidal estuary

Estuary

An estuary is a partly enclosed coastal body of water with one or more rivers or streams flowing into it, and with a free connection to the open sea....

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History

The river was first explored extensivelly in 1856 and 1857 by the Chilean Navy

Chilean Navy

-Independence Wars of Chile and Peru :The Chilean Navy dates back to 1817. A year before, following the Battle of Chacabuco, General Bernardo O'Higgins prophetically declared "this victory and another hundred shall be of no significance if we do not gain control of the sea".This led to the...

 officers Francisco Hudson

Francisco Hudson

thumb|right|250px|Map showing in yellow the main route used to reach [[Punta Arenas]] by sea from [[Ancud]], and in orange Hudson's proposed route. The red dot shows the 20 km wide [[Ofqui Isthmus]] the only obstacle that makes this route intransitable....

 and Francisco Vidal Gormaz

Francisco Vidal Gormaz

Francisco Vidal Gormaz was a Chilean naval officer and hydrographer who explored the coasts of Chile including some river systems and lakes. During the 1850s he explored and surveyed several times Maullín River with Francisco Hudson...

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