In years when autumn salmon Numbers are low, the bears must find other food, such as wild berries, lupine roots, and mussels.
近几年来,在秋季的鲑鱼数量少的时候,熊必须寻找其他的食物,如野生浆果、羽扇豆根和贻贝等。
Low intake of omega-3 fatty acids, found in salmon and vegetable oils, may be associated with a greater risk of depression.
脂肪酸存在于大马哈鱼油和蔬菜油中,它的摄取不足可能会导致抑郁出现的几率增加。
This season only 1.7m of the 10.4m sockeye salmon that were forecast to return to the Fraser river in fact made it-a 50-year low.
原本预计有1040万尾红鲑会洄游到Fraser河,实际上却只有170万尾——创下了五十年来的新低。
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