Around 63 million salmon died prematurely in Norway

The cold, clear waters in Norway （挪威） in northern Europe provide perfect conditions for Norwegian salmon to grow slowly. The natural fiords （峽灣） there are the world’s biggest producer of Atlantic salmon. However, a record-high of about 63 million of salmon died prematurely （過早地） in the large underwater sea pens （水下圍欄） there last year. That represents a mortality rate （死亡率） of 16.7 percent, and this rate has gradually risen over the ...Read More