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Published byClaude Morris Modified over 9 years ago
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MANAGEMENT AND RESEARCH OF KALAMA RIVER STEELHEAD WASHINGTON DEPARTMENT OF FISH AND WILDLIFE KALAMA RESEARCH TEAM PAT HULETT CAMERON SHARPE CHRIS WAGEMANN CHRIS GLEIZES
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2 ACKNOWLEDEMENT$ NMFS NMFS WDFW WDFW MITCHELL ACT COLUMBIA RIVER FISHERIES DEVELOPMENT PROGRAM
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3 OVERVIEW O. mykiss DIVERSITY FISHERY OPPORTUNITIES MANAGEMENT STRATEGIES STOCK AND LIFE HISTORY FORMS RESIDENT / ANADROMOUS HATCHERY / WILD NATIVE / INTRODUCED
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4 CONTRIBUTING FACTORS HABITAT FEATURES FISH BIOLOGY RESEARCH AND MANAGEMENT GOOD FORTUNE OVERVIEW
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LOWER COLUMBIA REGION
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6 KALAMA WATERSHED
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LOWER KALAMA FALLS
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FISHWAY TRAP
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SORTING AND PASSAGE
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2-11-2003 4-22-2003 WILD SUMMER-RUN
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2-7-2003 2-3-2003 WILD WINTER-RUN
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2-7-2003 4-22-2003
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RESIDENT RAINBOW TROUT
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15 EARLY MANAGEMENT WILD FISHERY PRIOR TO 1950s NON-LOCAL HATCHERY STOCKS SINCE LATE 1950s (SKAMANIA SR, BEAVER CR. WR) SEPARATE H & W STOCK MGMT H & W TIMING DIFFERENCES
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KALAMA FISHERY ZONES
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Kalama Mainstem Temperatures
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18 HARVEST RESTRICTIONS WILD STOCK DECLINES IN 1980s SR WILD RELEASE REGS IN 1986 (April – October) WR WILD RELEASE REGS IN 1991 (Year Around)
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SUMMER-RUN HARVEST DATA
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WINTER-RUN HARVEST DATA
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21 HATCHERY-WILD ISSUES IMPACTS OF H PROGRAMS ON WILD? KALAMA RESEARCH STARTED 1975 H SPAWNERS OUTNUMBERED WILD H SPAWNERS PRODUCED JUVENILES ADULT PRODUCTION LOWER FOR H FISH PARTIAL H & W REPROD. ISOLATION GENETIC AND ECOLOGICAL RISKS
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22 HATCHERY-WILD ISSUES STOPPED PASSING HATCHERY FISH ABOVE FISHWAY IN 1997 NEEDED TO STOP JUMPERS 50% OF SR JUMPED FALLS
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KALAMA FALLS CURTAIN OF DENIAL
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SUMMER-RUN ESCAPEMENT
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WINTER-RUN ESCAPEMENT
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HATCHERY WB SUMMER-RUN
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HATCHERY WB WINTER 3-SALT 2-7-2003
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4-14-2003 HATCHERY WB WINTER 4-SALT?
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KALAMA FISHERY ZONES
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30 THE END Upper Kalama Falls: end of Kalama River anadromous zone
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BE LEGAL -- BE SAFE! WILD RELEASE RULES ENFORCED IN THESE WATERS
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