Wednesday, April 20, 2011

Salmon: There's trouble upstream

The Atlantic salmon is under threat from over-fishing, pollution and farming. So what can be done to preserve this regal fish? An epic traveller and spectacular high-jumper, the Atlantic salmon is one of Europe's most enduring creatures. For thousands of years they have roamed free across the Atlantic Ocean and spawned in the rivers and streams that flow out into the North Atlantic. Yet this remarkable animal given the regal nickname of the "king of fish" faces an uncertain future.

Over the past 40 years overall European stocks of Atlantic salmon have experienced a multi-decadal decline from around eight million in the early 1970s to around three million today, resulting in the lowest population levels observed since regular monitoring began in the 1970s. While stock levels in a handful of individual rivers (eg, the Tyne) have increased in recent years, due to intense and localised conservation efforts, Atlantic salmon populations in general are contracting. Read more ...

This blog is written by Martin Little The Aquaculturists, published and supported by the International Aquafeed Magazine from Perendale Publisher
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