Declining primary production has been proposed as an explanation for the declines in coho and chinook salmon in the Salish Sea since the 1970s. Marine sediments maintain a continuous record of cond...

中文翻译：

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萨利希海的初级生产是否下降了？

自 1970 年代以来，萨利希海的银大麻哈鱼和奇努克鲑鱼数量下降，有人提出初级产量下降的原因。海洋沉积物保持着连续的条件记录...