Availability of invertebrate food sources for rearing juvenile chinook salmon in turbid Susitna River habitats /

Benthic and drifting invertebrates were sampled to evaluate fish food resources and the gain and loss of benthic invertebrate habitat resulting from flow changes.

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Bibliographic Details
Main Author: Hansen, Tim F.,
Additional Author(s):Richards, J. Craig,
Corporate Contributor(s):Alaska Power Authority.

Alaska. Susitna Hydro Aquatic Studies.
Publisher:Alaska Department of Fish and Game, Susitna Hydro Aquatic Studies,
Report Numbers:APA 2846 (draft)

RTS 31d

SUS 501
Edition:Draft.
Series:Document (Susitna Hydroelectric Project) ; no. 2846d.
Report (Alaska. Susitna Hydro Aquatic Studies) ; no. 8.
Subjects:
Online Access:Link to Full Text
Library Holdings:Print Versions
Contents:
  • Introduction
  • Methods: Field sampling ; Laboratory analysis ; Data analysis
  • Results: Invertebrate drift ; Benthic Invertebrates ; Invertebrate larval development ; Juvenile chinook salmon diet ; Turbidity at study sites and mainstem Susitna River
  • Discussion: Available food sources for juvenile chinook salmon in side channels and side sloughs ; Effects of flow on the distribution and abundance of benthic invertebrates in side channels and side sloughs ; Utilization of available food by juvenile chinook salmon in side channels and side sloughs ; Conclusions and future research
  • Appendices: Appendix A. Study site hydrographs, rating curves and discharge data ; Appendix B. Benthic and drift invertebrate data ; Appendix C. Results of the multiple regression analysis for drift data ; Appendix D. Formula for calculating the Shannon-Weaver diversity index and eveness [i.e. evenness] index ; Appendix E. Juvenile chinook salmon stomach content data
  • Appendix F. Water turbidity data.