The rivers feed into the Bering Sea and Gulf of Alaska — cold, nutrient-rich waters which support tens of millions of seabirds, and over 400 species of fish, shellfish, crustaceans, and mollusks.
这些河流汇入白令海和阿拉斯加湾这片寒冷而又营养丰富的水域，在这片水域里生活着数千万只海鸟、400多种鱼类、贝类、甲壳类和软体动物。
The damage to the shellfish, in turn, slowed the recovery of otters, which feed on the mollusks.
一旦贝类遭到损害，便会减缓以贝类为食的海獭种群的恢复。
An orthodontist's dream, an Atlantic wolffish displays the hardware it uses to crush mollusks, shellfish, and sea urchins.
牙齿矫正医师的梦想，太平洋狼鱼炫耀着它用以收拾软体动物，贝壳和海胆的装备。
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