PIT antenna array operated by NMFS in Valley • Creek about 1km upstream of mouth. PIT-tag data from NMFS used to determine • and survival at LGR. Redd counts done in the one MaSA. There are no • Spatial distribution MiSA’s. Data collected from carcasses sampled during SBT Genetic baseline needs to be Implement a 5-year rotating • • • • ground redd counts and IDFG carcass surveys. maintained at regular intervals for baseline genetic samples. Species diversity Adult age and diversity data available since 2000 SBT proposes to collect DNA • • from INPMEP. from harvested adults. Upper Salmon River Lower Mainstem (below Redfish Lake) Population IDFG does aerial index redd counts. Data available Accuracy of GSI to identify this • • since 1954. population needs to be determined Adult abundance Natural-origin River Chinook abundance • estimated at LGR by IDFG using GSI beginning 2008. Age composition and sex ratios also determined IDFG collects data from carcass sampling. Need more accurate and precise adult • • No hatchery fish are stocked within population abundance data (increased redd • boundaries but mainstem Salmon River used as surveys, weirs, GSI). migration corridor for hatchery smolts and adults. productivity Recreational fishing for Chinook salmon was allowed • in 2008 (and proposed for 2009) in mainstem Salmon River only. No fishing allowed from 1980 2007. – SBT monitors and estimates tribal harvest (hatchery • and wild). Juvenile No data available. Need more accurate and precise adult • • productivity productivity estimates IDFG redd counts done in the mainstem Salmon Expand redd surveys to include • • Spatial distribution River portion of the 3 MaSAs and 1 MiSA. tributaries of each Spawning Area.
• PIT antenna array operated by NMFS in Valley Creek about 1km upstream of mouth. • PIT-tag data from NMFS used to determine and survival at LGR. Spatial distribution • Redd counts done in the one MaSA. There are no MiSA’s. Species diversity • Data collected from carcasses sampled during SBT ground redd counts and IDFG carcass surveys. • Adult age and diversity data available since 2000 from INPMEP. • • Genetic baseline needs to be maintained at regular intervals • Implement a 5-year rotating for baseline genetic samples. • SBT proposes to collect DNA from harvested adults. Upper Salmon River Lower Mainstem (below Redfish Lake) Population Adult abundance • IDFG does aerial index redd counts. Data available since 1954. • Natural-origin River Chinook abundance estimated at LGR by IDFG using GSI beginning 2008. Age composition and sex ratios also determined • Accuracy of GSI to identify this population needs to be determined productivity • IDFG collects data from carcass sampling. • No hatchery fish are stocked within population boundaries but mainstem Salmon River used as migration corridor for hatchery smolts and adults. • Recreational fishing for Chinook salmon was allowed in 2008 (and proposed for 2009) in mainstem Salmon River only. No fishing allowed from 1980 – 2007. • SBT monitors and estimates tribal harvest (hatchery and wild). • Need more accurate and precise adult abundance data (increased redd surveys, weirs, GSI). Juvenile productivity • No data available. • Need more accurate and precise adult productivity estimates Spatial distribution • IDFG redd counts done in the mainstem Salmon River portion of the 3 MaSAs and 1 MiSA. • Expand redd surveys to include tributaries of each Spawning Area.
chapters_7-9_idaho_mu_plan_november_2015.docx