Lake Chelan Fish Tissue Monitoring: 2010 Results for Lake Chelan Water Quality Committee January 5, 2012 Keith Seiders, Toxics Studies Unit Environmental Assessment Program. Summary: Context… Monitoring Goals… Methods … Results and Comparisons
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Lake Chelan Fish Tissue Monitoring: 2010 Results for Lake Chelan Water Quality Committee January 5, 2012Keith Seiders, Toxics Studies UnitEnvironmental Assessment Program
Summary: Context… Monitoring Goals… Methods…
Results and Comparisons
2010 vs 2003 - Fish Size, DDT Skin-on vs Skin-off preparation method Other Contaminants
Washington State Toxics Monitoring Program GoalsExploratory monitoring: since 2001. Characterize toxic contaminants at sites that lack data.Long Term monitoring: begin in 2009.Track contaminant levels over time at selected sites.Cooperative/complementary efforts; address new concerns.
Summary of Two-Sample t-Tests for t-DDT in Samples from 2003 and 2010.
Summary of Paired-Sample t-Test for Skin-On and Skin-Off Samples.
Keith Seiders, 360-407-6689, Keith.Seiders@ecy.wa.gov.
Dave McBride, 360-236-3176, Dave.Mcbride@doh.wa.gov