Reckoning with the U.S. Role in Global Ocean Plastic Waste (2022) / Chapter Skim
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Appendix D: Estuary Table
Appendix D: Estuary Table
Pages 237-244
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D Estuary Table 237
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sampled 3–4 times Sutton et al. San Francisco Bay Single occupation Estuary surface water 2016 collected on 2 days (N = 9)
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Majority were fibers/lines whose concentrations were not related to watershed attributes or hydrological processes Manta net 15,000 to 2,000,000 Abundances higher in southern bay (0.333-mm mesh) particles/km2 than central bay Manta net 2,400 to 6,200,000 Abundances include microplastics (0.335-mm mesh)
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Gray et al. Charleston Harbor, Single occupation Sea surface microlayer 2018 Winyah Bay (SC)
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; at surface; 0.06 to particles decreased with depth; Circular net 4.3 particles/m3 concentration of high-density (0.333-mm) for subsurface; 32.9 to particles increased with depth subsurface; spoons 6,229 particles/kg dry for sediment weight sediment Hand trowel Averages by site Average concentration was as (40 cm × 40 cm area ranged from high or higher in floodplain than × 4 cm depth)
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2011. "Quantity and type of plastic debris flowing from two urban rivers to coastal waters and beaches of Southern California." J Integr Coast Zone Manag 11 (1)
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2016. "Micro plastic contamination in the San Francisco Bay, California, USA." Mar Pollut Bull 109 (1)
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