The Gándara is a river

River

A river is a natural watercourse, usually freshwater, flowing towards an ocean, a lake, a sea, or another river. In a few cases, a river simply flows into the ground or dries up completely before reaching another body of water. Small rivers may also be called by several other names, including...

 in Green Spain

Green Spain

Green Spain is the name given to the Spanish northern maritime façade exposed to the Atlantic Ocean in Galicia which also runs along the coastal strip lying north of the Cantabrian and Basque mountains, along the Bay of Biscay...

, at the north of the country. It flows through the autonomous community of Cantabria

Cantabria

Cantabria is a Spanish historical region and autonomous community with Santander as its capital city. It is bordered on the east by the Basque Autonomous Community , on the south by Castile and León , on the west by the Principality of Asturias, and on the north by the Cantabrian Sea.Cantabria...

 and discharges into the Asón River

Asón River

The Asón is a river in Northern Spain, flowing through the Autonomous Community of Cantabria. It source is in the Collados del Asón Natural Park. It flows into the Cantabrian Sea in the town of Colindres, where it forms the Santoña estuary which is the most important Special Protection Area in the...

. The Gándara offers trout

Brown trout

The brown trout and the sea trout are fish of the same species....

fishing.

The river's name comes from the plains where it is born, known as La Gándara, under the Becerral crag. It flows from west to east until it reaches the Bolea and Regules bridge, where it changes direction towards the north. Not much later it changes again, to the east. In some areas, it detours round steep mountains; sometimes it plunges from considerable heights.