Office of Environmental Health Hazard Assessment California Environmental Protection Agency 2006 FMP SAMPLING PLAN FOR ADVISORY DEVELOPMENT Margy Gassel, Robert Brodberg, Sue Roberts Key Criteria For Selecting Sampling Sites Historical data Historical data Do we have enough data to develop safe eating guidelines? Fishing activity Fishing activity What are the most popular fishing locations and species? Existing Data Fishing Information DHS conducted needs assessments and interviews with environmental & public health, agriculture, DFG, DWR, USGS, state parks, & others in 14 counties DHS conducted needs assessments and interviews with environmental & public health, agriculture, DFG, DWR, USGS, state parks, & others in 14 counties DHS conducted focus groups, site visits, and surveys DHS conducted focus groups, site visits, and surveys LSAG & SC asked to provide popular fishing locations and types of fish LSAG & SC asked to provide popular fishing locations and types of fish Fishing guides and websites; creel surveys Fishing guides and websites; creel surveys Fishing Info Creel Data Species Creel Data Anglers Maps of Historical Sampling Sites Data Summary Identify Areas with High Fishing Activity Developed Sampling Site Matrix Site names & locations Site names & locations Historical data Historical data Species identified by creel data, fishers & stakeholders Species identified by creel data, fishers & stakeholders Fishing pressure Fishing pressure Shore fishing Shore fishing Comments & special considerations Comments & special considerations Sites Scored for Priority Criteria* Data Gaps Data Gaps Highest Fishing Pressure Highest Fishing Pressure Geographic coverage Geographic coverage * Criteria modified slightly from last year More fishing information More sites with high fishing pressure [1][1] Elaine Quitiquit; Sherri (IITC); DHS focus group, angler survey or site visit CriteriaMeasurementScore Fishing pressure (FP) Very high High21 FP by triangulation 3 or more sources 2 sources 10.5 Data gaps Insufficient for advice Need species Complete species Enough for advice 3210 Source Fisher and/or stakeholder Shore fishing Yes1 Criteria Target Species Primary species defined by fishers, stakeholders, DFG wardens, creel, etc. Primary species defined by fishers, stakeholders, DFG wardens, creel, etc. Species previously sampled Species previously sampled Important for developing Safe Eating Guidelines* Important for developing Safe Eating Guidelines* * Safe Eating Guidelines include species: low mercury better options medium mercury eat in moderation high mercury recommend avoiding Geographic Coverage Sacramento River from north Delta to Lake Shasta Sacramento River from north Delta to Lake Shasta divided into 10 regions Creeks, sloughs, canals Creeks, sloughs, canals Reservoirs (& associated creeks) Reservoirs (& associated creeks) Other rivers Other rivers Napa River Sampling Sites North Delta Georgiana Slough Snodgrass Slough Steamboat Slough Sutter Bypass Cross Canal Butte Creek Napa River Rice fields (crayfish) Sampling Sites North Delta Sampling Sites Sacramento River Sacramento River - West Sacramento Sacramento River near Verona Sacramento River near Knights Landing Sacramento River near Tisdale Sacramento River near Hamilton (Scottys) Sacramento River at Bend Bridge near Red Bluff Sacramento River near Deschutes Road Sampling Sites Sacramento River Sampling Sites Reservoirs Stony Gorge Reservoir East Park Reservoir Indian Valley Reservoir Bullards Bar Reservoir Lake Almanor Bucks Lake Baum Lake Lake Britton Whiskeytown Lake Shasta Lake Sampling Sites Reservoirs 2006 Sampling Sites Anadromous Species American shad (Spring 2006) American shad (Spring 2006) Feather, Sacramento & American rivers White sturgeon White sturgeon Delta & rivers (in conjunction with DFG fishery surveys and/or derbies) Fall 2006 (& Spring 2007) Striped bass* Striped bass* Delta & rivers Fall 2006 & Spring 2007 * Striped Bass Preserve otoliths Preserve otoliths A bone-like structure found in the inner ear of many species of fish Use to assess time spent in freshwater or saline waters Use to assess time spent in freshwater or saline waters Ocean, bay, delta, rivers Differences in mercury accumulation? Differences in mercury accumulation?