Title | Urban Waters Initiative, 2008: Sediment Quality in Commencement Bay |
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Urban Waters Initiative, 2008: Sediment Quality in Commencement Bay (Number of pages: 171) (Publication Size: 6MB)
Win Zip format (Publication Size: 42MB) Note: Appendices
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Author(s) | Partridge, V., S. Weakland, E. Long, K. Welch, and M. Dutch | ||||
Description | As part of the Urban Waters Initiative, Ecology’s Environmental Assessment Program is assessing sediment quality throughout selected urban bays in Puget Sound. These bay-scale assessments inform environmental managers whether and how collective localized cleanups and source control have improved conditions bay-wide over time. In 2008, samples were taken throughout Commencement Bay, including the waterways. Comparisons with similar data from 1999 show bay-scale decreases in sediment contamination by numerous toxicants, primarily polycyclic aromatic hydrocarbons and metals, but increases in phthalate contamination. Spatial extent of toxicity decreased slightly. Benthic invertebrate community health improved in the waterways but deteriorated in the central-southeastern bay. The appendices are available in the Zip file above. |
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Contact | EAP Publications Coordinator at 564-669-3028 or EAPpubs@ecy.wa.gov | ||||
Keywords | initiative, Commencement Bay, environmental, water, monitoring, sediment, toxic, quality, Urban Waters Initiative, Puget Sound, benthic | ||||
WATERSHED | Water Resource Inventory Areas (WRIA 10,WRIA PS) |
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RELATED PUBLICATIONS | Title:
POSTER: The Changing Benthic Community in Puget Sound’s Commencement Bay from 1989-2014 Urban Waters Initiative 2008: Sediment Quality Changes in Commencement Bay Since 1999 (Summary document) Focus on Puget Sound’s Urban Bays: Sediment Quality in Commencement Bay, 1999 to 2008 |
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