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The shellfish aquaculture industry claims that geoduck farming improves hypoxia (low dissolved oxygen) in Puget Sound. Is this true?

April 26, 2017aquaculture farming geoduck hypoxia improves Industry low Puget Sound shellfish

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The shellfish aquaculture industry claims that geoduck farming improves hypoxia (low dissolved oxygen) in Puget Sound. Is this true?

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A. No, this has not been scientifically substantiated. In fact, too much geoduck can contribute to hypoxia in two ways: geoduck as aerobic consumers of oxygen, and from feces deposition increasing organic carbon levels and hence, sediment oxygen demand.