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。
Mollusks, crustaceans, and even coralline algae are among theliving things that use calcium in their structures, a process that could beimpeded by higher acidity levels in seawater.
软体动物，甲壳纲动物，甚至珊瑚藻都需在其身体结构生长中用上钙，而海水酸度变高则会阻碍这一过程。
They eat other fish, crustaceans, mollusks, and octopus.
它们吃其他的鱼类、甲壳类、软体动物和章鱼。
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