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分类：自然
集数：2集
导演：
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简介：每年春天北美洲的西海岸都会迎来的地球上最伟大的一批游客，经过长达4800公里的艰难跋涉，无以计数的大麻哈鱼从太平洋出发回到故乡的河流中产卵，汇聚到海洋中的河流达数千条，精准的嗅觉却能帮助它们分辨出故乡的那一滴水，它们不仅为大量动物提供丰盛的食物而且给所经之处带来了一片生机。收起
《人与自然》 20110602 自然发现——大麻哈鱼洄游（上）
《人与自然》 20110603 自然发现——大麻哈鱼洄游（下）
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