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Explore options for seawater chemistry remediation. The Washington State Blue Ribbon Panel on Ocean Acidification (2012) identified two novel actions, phytoremediation and pH buffering, that may be effective in remediating local seawater conditions. Phytoremediation involves using vegetation to remove carbon dioxide from the water column (via photosynthesis), thus locally reducing the impacts of ocean acidification. Phytoremediation techniques suggested by the Blue Ribbon Panel include “[…] using seaweeds or seagrasses within shellfish hatcheries for better larval survival and growth, coculturing eelgrass and shellfish, using seaweed farming to capture and remove carbon, and harvesting algae from shellfish-growing gear for onshore use as fertilizer.” The second suggested approach involves spreading properly seasoned shells in shallow waters to buffer corrosive conditions within and atop the seafloor. Although these techniques are still in the exploratory phase, these and other potential methods of remediation may be tested by the Lummi Nation should water quality monitoring indicate sufficient need.

Tribe: Lummi Indian Nation

View Source Document: Lummi Nation Climate Change Mitigation and Adaptation Plan: 2016-2026

Year: 2016

Topic: Protect and restore a harvestable surplus of shellfish for the Lummi People. (view all topics in the plan)

Region: Northwest

Climate Hazards

Flooding - Sea Level Rise and Coastal Inundation
Ocean Acidification, Hypoxia, and Dead Zones

Assets

Ecosystems - Aquatic
Food - Agriculture, Aquaculture, and Commodities
Food - Subsistence and First Foods

Types

Data, Technology, Tools

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