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Status of Stocks and  Multispecies Assessments

Yield and biomass status for groundfish

2010 Stock Assessments for 2011 Fishery Recommendations

Members of the Alaska Fisheries Science Center's (AFSC) Stock Assessment and Multispecies Assessments Program are responsible for determining the condition of fisheries resources in the U.S. Exclusive Economic Zone using data collected by other AFSC scientists and developing strategies for managing those resources. Their research focuses on updating information on population dynamic trends, estimation of biological yields, and management strategies (as presented in annual assessments).  Members of our staff have contributed to the development of the National Standard Guidelines.

 In late 2000 the Resource Ecology and Fisheries Management (REFM) division formed the Fishery Interaction Team (FIT).  The primary responsibility of the team is to investigate interactions between fisheries and endangered Steller sea lions (SSL). 

Recent Publications, Poster Presentations, Reports & Activities

  • Evaluating the impact of buffers to account for scientific uncertainty when setting TACs: Application to red king crab in Bristol Bay, Alaska
    PUNT, A. E., M. S. M. SIDDEEK, B. GARBER-YONTS, M. DALTON, L. RUGOLO, D.STRAM, B. J. TURNOCK, and J. ZHENG. 2012. Evaluating the impact of buffers to account for scientific uncertainty when setting TACs: Application to red king crab in Bristol Bay, Alaska. ICES J. Mar. Sci. 69:624–634. 
     
  • Investigation of fishing and climate effects on the community size spectra of eastern Bering Sea fish.
    BOLDT, J. L., S. C. BARTKIW, P. A. LIVINGSTON, G. R. HOFF, and G. E. WALTERS. 2012. Investigation of fishing and climate effects on the community size spectra of eastern Bering Sea fish. Trans. Am. Fish. Soc. 141:327-342. 
     
  • Incorporating Bioenergetics into Multi-species Statistical Catch-at-age Models (MSM): an Example from the Bering Sea Methods
    By:  KIRSTIN K. HOLSMAN, J. IANELLI, K. AYDIN, A. PUNT, E. MOFFITT
    Conference:  Alaska Marine Science Symposium, Anchorage, AK, Jan 2012
    (2012 poster, .pdf, 7.1 MB)   Online.

     
  • Spatial and Temporal Reproductive Patterns in Walleye Pollock (Theragra chalcogramma) in the Bering Sea
    By:  TOM HOLLAND, SANDI NEIDETCHER
    Conference:  Western Groundfish Conference (17th), Seattle, WA., Feb 2012
    (2012 poster, .pdf, 8 MB)   Online.

     
  • Discard Mortality for Octopus

  • SSC Workshop on Use of Stock-Recruitment Relationships in Stock Assessments

  • Western Groundfish Conference

  • Ecosystem Modeling for Fishery Sustainability: A Case Study for the Gulf of Alaska
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See the publications and poster databases for additional listings.

 

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