PIT antenna operated by NMFS in Big Creek at • Taylor Ranch. IDFG fixed site snorkel surveys done 1980 2006. • – Transitioning to a rotating panel probabilistic GRTS design for assessing juvenile abundance. Spatial distribution Two of the 3 MaSAs have redd surveys. No MiSAs. Expand redd survey to include the • • Monumental Creek MaSA. Species diversity Data collected from juveniles caught in screw trap Genetic baseline needs to be Implement a 5-year rotating panel • • • Age and diversity data for 2001-2012 available from maintained at regular intervals to collect baseline genetic • Natural Production Monitoring and Evaluation Obtain diversity data from adults. samples. • Project (INPMEP) (199107300) Camas Creek Population abundance IDFG aerial redd count in Camas Creek. Data Accuracy of GSI to identify this Need more accurate and precise adult SBT proposes conducting • • • • available since 1960. population needs to be determined abundance data (increased redd multiple-pass spawning ground Natural-origin Snake River Chinook abundance escapement estimates surveys, weirs, GSI). surveys. • • estimated at LGR by IDFG using Genetic Stock derived from expanding aerial redd Identification beginning 2008. Age composition and counts highly variable sex ratios also determined. productivity Little data available. Need carcass recovery Need more accurate and precise adult • • • Hatchery fish are not released within population information for age structure. age structure data • boundaries. Additional sampling of SBT • No recreational fishing for Chinook salmon allowed anglers to improve estimates of • within population boundaries. tribal harvest. SBT conducts tribal fisheries in Camas Creek. • SBT monitors and estimates Tribal harvest. • Juvenile IDFG fixed site snorkel surveys done 1980 2006. Sample size from NMFS Need juvenile productivity estimate; SBT propose to operate a screw • – • • • productivity Transitioning to a rotating panel probabilistic GRTS tagging may be too small to obtain should be obtained through rotary screw trap in Camas Creek to monitor design for assessing abundance of juvenile salmonids accurate and precise estimates trap. juvenile productivity.
• PIT antenna operated by NMFS in Big Creek at Taylor Ranch. • IDFG fixed site snorkel surveys done 1980 – 2006. Transitioning to a rotating panel probabilistic GRTS design for assessing juvenile abundance. Spatial distribution • Two of the 3 MaSAs have redd surveys. No MiSAs. • Expand redd survey to include the Monumental Creek MaSA. Species diversity • Data collected from juveniles caught in screw trap • Age and diversity data for 2001-2012 available from Natural Production Monitoring and Evaluation Project (INPMEP) (199107300) • Genetic baseline needs to be maintained at regular intervals • Obtain diversity data from adults. • Implement a 5-year rotating panel to collect baseline genetic samples. Camas Creek Population abundance • IDFG aerial redd count in Camas Creek. Data available since 1960. • Natural-origin Snake River Chinook abundance estimated at LGR by IDFG using Genetic Stock Identification beginning 2008. Age composition and sex ratios also determined. • Accuracy of GSI to identify this population needs to be determined • escapement estimates derived from expanding aerial redd counts highly variable • Need more accurate and precise adult abundance data (increased redd surveys, weirs, GSI). • SBT proposes conducting multiple-pass spawning ground surveys. productivity • Little data available. • Hatchery fish are not released within population boundaries. • No recreational fishing for Chinook salmon allowed within population boundaries. • SBT conducts tribal fisheries in Camas Creek. • SBT monitors and estimates Tribal harvest. • Need carcass recovery information for age structure. • Additional sampling of SBT anglers to improve estimates of tribal harvest. • Need more accurate and precise adult age structure data Juvenile productivity • IDFG fixed site snorkel surveys done 1980 – 2006. Transitioning to a rotating panel probabilistic GRTS design for assessing abundance of juvenile salmonids • Sample size from NMFS may be too small to obtain accurate and precise estimates • Need juvenile productivity estimate; should be obtained through rotary screw trap. • SBT propose to operate a screw trap in Camas Creek to monitor juvenile productivity. tagging
chapters_7-9_idaho_mu_plan_november_2015.docx