Pesca en Argentina
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Fishing in Argentina
 
 
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Introduced fish in Argentina

 

Salmón Chinook (Oncorhynchus tshawytscha)

 

The salmons of the Pacific (Oncorhynchus sort) are original of the North Pacific, in an ample zone of distribution that extends to the two oceanic coasts. From an intense activity of piscicultura in Chile, and attempts to develop one pesquería commercial through techniques of is ranching, in the middle of the 80 they began to appear in the river basins that spill towards the Pacific (Pico River, Corcovado River, Lago Pueyrredón, River Puelo and Río Futaleufú) salmons of the species Chinook Oncorhynchus tshawytscha and Coho Oncorhynchus kisutch. The salmons of the Pacific have a characteristic that them difference and is its condition of semélparos, that is to say, which they die after to reproduce, which causes a high incorporation of organic matter through its rest, without being prepared the ecosystems to assimilate it.

Also they present an aggressive behavior as reproductive at the time of also following one another the fights the predominance of the males and of the youthful ones after emerging from the egg-laying nests until his migration to the sea. However, their high rates of growth product of their oceanic life, make them very attractive when the object of the fishing is the search of trophies. And they have been captured in the exemplary Corcovado river that surpasses 20 kgs comfortably.

Viajoporargentina - Información turística sobre la República Argentina
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