A summary of acoustic tagging programs for migratory and by pp00pp


                              RESIDENT CHINOOK SALMON IN PUGET SOUND
                                         Anna N. Kagley, Correigh Greene, Kurt Fresh & Dawn Spillsbury-Pucci - NOAA/NMFS/NWFSC/FE Division
                                              Joshua Chamberlin, Fred Goetz & Tom Quinn - University of Washington/School of Fisheries

Abstract:                                                                      Preliminary Results:                                                                      Summary:
 Like many other stocks throughout the Pacific Northwest, Puget Sound               “Ocean-type” fish movement:                                                              Puget Sound fish are on the move! There are different scales of
 Chinook salmon have now declined to the point that they are listed as                                                                                                         movement including a surprising amount of rapid short-term long
                                                                                       We hypothesized that these fish (based on run timing and
 Threatened under the Endangered Species Act. An increased                                                                                                                     distance movement.
 understanding of their residence time, origins, migration pathways,                    size) would rapidly exit North from their tag/release location in
 predator/prey interactions, and habitat use is needed to help reverse                  Skagit Bay.                                                                           There are also patterns of movement
 this trend. We are currently using acoustic telemetry to help fill this               We detected 29 unmarked Chinook heading South.
                                                                                                                                                                               patterns within smaller geographic
 information void. This poster is a brief summary of the Chinook                                                                                                               areas (“movers” & sitters).
                                                                                       Many were still present in the winter months following tagging
 portion of this collaborative effort initiated over the last three years                                                                                                      All this movement expends energy.
 and an overview of the upcoming research plans. This united                            (perhaps indicating a variation of the “resident” type) .                          
 approach will give a clearer picture of the status of Puget Sound
 Chinook salmon including ocean-bound smolt and resident
 (blackmouth) behavior and survival in both the estuarine and                         Detected on a single receiver                     Detected on multiple receivers
 nearshore environments and contribute to a greater ecosystem level of         16
 understanding. This in turn will help direct future fisheries
                                                                                                                      Admiralty                     Deception
                                                                                                                                                           Skagit Bay
                                                                                                                                                                         Future Plans:
 management decisions surrounding recovery and help focus future                                                      Saratoga

 protection and restoration efforts.                                           12                                     Tacoma                                                  Tag more fish and focus more closely on fish size and time of year
                                                                               10                                                                                              tagged.
                                                                                8                                                                                             Improve receiver/data recovery and mobile tracking efforts.
Introduction:                                                                   6
                                                                                                                                                                              Use genetic results to look for hatchery/wild differences.
  Puget Sound Chinook salmon have several diverse life history types. In                                                                         Pt Madison
                                                                                                                                                                              Look for population differences and “other” life history types and
  addition to the traditional “ocean-type” life cycle model (river, estuary,                                                                                   West Pt         deviations within the “ocean-type” and “resident” life history
  sea, return to spawn in freshwater) there are other types including               September       November                                        Beans Pt                   examples.
  “resident” (river, estuary, and never leave for sea). We were most                                                                                                          Examine fish movement patterns correlations with tides, diel
  interested in how habitat use differed between these types and how                                                                                                           patterns, water quality, predator/prey interactions and other
  this may influence the commercial, sport and tribal fisheries.                                                                                        Tacoma                 possible environmental predictors.

                              “Ocean-Type”   “Resident”   “Other”              “Resident” fish movement:

                                                                                Spatial Facts:
                                 River         River         ?
                                                                                         We hypothesized that these fish would have a high probability
                                                                                          of staying in Puget Sound due to timing and size. All fish were
                                                                                          caught/released in the central Puget Sound area.
       Sub-yearling (smolt)      Estuary      Estuary        ?                           We detected over 50% of our fish on at least 1 receiver.
                                                                                         25% were detected up to a month after release; most from
                                                                                          receivers adjacent to the capture/release locations.
                                                                                         5 fish released around central Puget Sound were detected                       Acknowledgements:
          Yearling (juv.)      Nearshore         ?           ?
                                                                                          moving around the same area 1, 2, 3, 4, and 5 months later.
                                                                                                                                                                              Eva Schemmel
                                                                                         Another 2 fish spent 2 and 5 months, respectively,
                                                                                                                                                                              Scott Stelzner
                                                                                          traveling between central and South Puget Sound and
                                                                                          were detected on all receivers in between.                                          Eric Jeanes
                                 Ocean           ?           ?
                                                                                                                                                                              King County folks
            Adult                                                                                                                 Temporal Facts:                             NOAA Folks: Kim Guilbault, Jason Hall, Kinsey
                                                                                                                                          Fish A: tagged November              Frick, Casey Rice, Kelly Andrews, Mary Moser,
                                                                                                                                          2006, returns July-October           John Ferguson, and Ed Casillas
                                                                                                                                          2007; visited 9 receivers.          The rest of the tagging community.
                                                                                                       Receiver locations in
                                                                                                       Central Puget Sound
Materials & Methods:                                                                                                                      Fish B & C: tagged in June
                                                                                                                                          2006, returns June 2007-
     Deployed 200 receivers in greater Puget Sound (see map).
                                                                                                                                          January 2008, found on 20
     Tagged over 100 sub-yearling (presumed “ocean-type) and over 200                                                                    receivers
      larger yearling (presumed “resident”)                                                                                                                              Author Contact Information:
      fish with tags in the last three years.                                                                                             Fish D: tagged in June           Anna Kagley
     Tag battery life ranges from                                                                                                        2006, returns June-August        NOAA/NMFS/NWFSC/FE Division
      approximately 3 months for                                                                                                          2007 and again May-June          2725 Montlake Blvd E – Seattle, WA 98112
      the smaller “ocean-type” and                                                                                                        2008, found on 11                (206) 860-3291
      6+ months for the larger “residents”.                                                                                               receivers.                       Anna.kagley@Noaa.gov

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