Toxicity Issues in California Fisheries Robert K. Brodberg, Ph.D. Chief, Fish and Water Quality Evaluation Section Office of Environmental Health Hazard.

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Presentation transcript:

Toxicity Issues in California Fisheries Robert K. Brodberg, Ph.D. Chief, Fish and Water Quality Evaluation Section Office of Environmental Health Hazard Assessment Agency Roles Monitoring Chemicals of Concern California Ocean Protection Council May 12, 2011

CA Department of Fish & Game (DFG) Commerical & Recreational Fishing CA Department of Fish & Game (DFG) Commerical & Recreational Fishing CA Department of Public Health (CDPH) Commercial & Recreational Seafood Safety CA Department of Public Health (CDPH) Commercial & Recreational Seafood Safety OEHHA Commercial & Recreational Seafood Safety OEHHA Commercial & Recreational Seafood Safety County Health Departments Commercial Seafood Safety County Health Departments Commercial Seafood Safety Agencies OPC May 12, 2011

California Department of Fish & Game Management of California’s Marine Resources and the Commercial & Recreational Fisheries that Depend on Them - Licensing - Fishing regulations: season, size, gear, etc. - Enforcement - Commercial landing records - Recreational report cards - Education and outreach California Department of Fish & Game Management of California’s Marine Resources and the Commercial & Recreational Fisheries that Depend on Them - Licensing - Fishing regulations: season, size, gear, etc. - Enforcement - Commercial landing records - Recreational report cards - Education and outreach Roles OPC May 12, 2011

California Department of Public Health Commercial & Recreational California Department of Public Health Commercial & Recreational Environmental Management Branch -Commercial bivalve growers -Harmful algal bloom advisories -Mussel quarantine -Recreational Environmental Management Branch -Commercial bivalve growers -Harmful algal bloom advisories -Mussel quarantine -Recreational Food & Drug Branch -Wholesalers -Retailers Monitoring/Enforcement County Health or Environmental Health Departments -Retail markets HACCP & regulations HACCP & regulations Bacterial & viral pathogens PSP Domoic acid Volunteers & University Scientists – counts not chemistry OPC May 12, 2011 Roles County collections

Office of Environmental Health Hazard Assessment Risk Assessment Environmental Chemicals - Sport fish consumption advisories -Commercial & sport fishery closures due to health hazards following oil spills -Commercial fish catch ban (chemical health hazards) Office of Environmental Health Hazard Assessment Risk Assessment Environmental Chemicals - Sport fish consumption advisories -Commercial & sport fishery closures due to health hazards following oil spills -Commercial fish catch ban (chemical health hazards) Monitoring Via Water Board & others Collection & analysis: DFG Via OSPR Collection & analysis: Contract vendors DFG Special study OPC May 12, 2011 Roles

Coastal Fish and Shellfish Sampling Ongoing biotoxin monitoringOngoing biotoxin monitoring Nearshore phytoplankton, bivalves, crustaceans, fishNearshore phytoplankton, bivalves, crustaceans, fish Other chemicals for seafood safetyOther chemicals for seafood safety Coastal Fish Contamination ProgramCoastal Fish Contamination Program Nearshore fish, recreational anglerNearshore fish, recreational angler Suite of metals, pesticides & PCBsSuite of metals, pesticides & PCBs EPA/MSRP Fish Contaminants SurveyEPA/MSRP Fish Contaminants Survey Nearshore fish, recreational anglerNearshore fish, recreational angler PCBs, DDTs, chlordanes, & mercuryPCBs, DDTs, chlordanes, & mercury Surface Water Ambient Monitoring ProgramSurface Water Ambient Monitoring Program 2009 & 2010 Coastal study of recreational fish2009 & 2010 Coastal study of recreational fish OPC May 12, 2011

Chemicals of Concern Biotoxins: acute hazardBiotoxins: acute hazard Domoic acid (DA)Domoic acid (DA) Levels & duration domoic acid detections increased since 2000, increasing offshoreLevels & duration domoic acid detections increased since 2000, increasing offshore PSP (paralytic shellfish poisoning)PSP (paralytic shellfish poisoning) Chemical contaminants: chronic hazardChemical contaminants: chronic hazard Mercury, levels species dependentMercury, levels species dependent PCBs, primarily urban areas, levels species dependentPCBs, primarily urban areas, levels species dependent “Good” chemicals in fish“Good” chemicals in fish Omega-3 fatty acidsOmega-3 fatty acids SeleniumSelenium OPC May 12, 2011

Data Interpretation & Application FDA: commercialFDA: commercial Federal action level mercuryFederal action level mercury Federal tolerance level PCBsFederal tolerance level PCBs Quarantine levels biotoxinsQuarantine levels biotoxins OEHHA: recreationalOEHHA: recreational Advisory tissue levelsAdvisory tissue levels Mercury, PCBs, and six other chemicalsMercury, PCBs, and six other chemicals OPC May 12, 2011 Modify procedures, Remove from market, Facility closures, quarantine Advisories: Tomales Bay, San Francisco Bay, Ventura to San Mateo Pt.

OPC May 12, 2011 Questions? Thanks