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Assessment of the Walleye Pollock Stock in the Eastern Bering Sea
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    1. Partial assessment of the skate stock complex in the Bering Sea and Aleutian Islands
      Personal Author:
      Ormseth, Olav A.
      Published Date:
      2017
      Series:
      Bering Sea and Aleutian Islands Stock Assessments
      Description:
      The Bering Sea and Aleutian Islands (BSAI) skate complex is managed in aggregate, with a single set of harvest specifications applied to the entire complex. However, to generate the harvest recommendations the stock is divided into two units. Harvest...
      File Type:
      Filetype[PDF - 297.72 KB]
    2. Assessment of the Kamchatka flounder stock in the Bering Sea and Aleutian Islands
      Published Date:
      2017
      Series:
      Bering Sea and Aleutian Islands Stock Assessments
      Description:
      The assessment of Bering Sea and Aleutian Islands (BSAI) Kamchatka flounder has been moved to a biennial schedule according to the stock assessment prioritization schedule. A partial assessment was done for BSAI Kamchatka flounder this year. In parti...
      File Type:
      Filetype[PDF - 178.65 KB]
    3. Assessment of the Northern Rock Sole stock in the Bering Sea and Aleutian Islands
      Published Date:
      2017
      Series:
      Bering Sea and Aleutian Islands Stock Assessments
      Description:
      Northern rock sole (Lepidopsetta polyxystra) are assessed on a biennial stock assessment schedule as part of the National Marine Fisheries Service assessment prioritization plan implemented in 2017. For Bering Sea/Aleutian Islands partial assessments...
      File Type:
      Filetype[PDF - 159.10 KB]
    4. Assessment of the flathead sole-Bering flounder stock in the Bering Sea and Aleutian Islands
      Published Date:
      2017
      Series:
      Bering Sea and Aleutian Islands Stock Assessments
      Description:
      "Flathead sole" as currently managed by the North Pacific Fishery Management Council (NPFMC) in the Bering Sea and Aleutian Islands (BSAI) represents a two-species complex consisting of true flathead sole (Hippoglossoides elassodon) and its morpholog...
      File Type:
      Filetype[PDF - 137.48 KB]
    5. Assessment of the yellowfin sole stock in the Bering Sea and Aleutian Islands
      Personal Author:
      Wilderbuer, Thomas K.; Nichol, Daniel G.; Ianelli, James N.;
      Published Date:
      2017
      Series:
      Bering Sea and Aleutian Islands Stock Assessments
      Description:
      The assessment updates last year’s with results and management quantities that are higher than the 2016 assessment primarily due to 1) including 2016 fishery weight-at-age information, 2) including two more years in the spawner-recruit time-series,...
      File Type:
      Filetype[PDF - 2.69 MB]
    6. Assessment of the Atka mackerel stock in the Bering Sea and Aleutian Islands
      Personal Author:
      Lowe, Sandra A.; Ianelli, James N.; Palsson, Wayne;
      Published Date:
      2017
      Series:
      Bering Sea and Aleutian Islands Stock Assessments
      Description:
      Total 2016 catch estimate was updated, and the projected total catch for 2017 was set to nearly equal the TAC (64,500 t), based on the catch amounts occurring after Oct. 1 in recent years. The 2016 fishery age composition data were added. The 2016 Al...
      File Type:
      Filetype[PDF - 3.10 MB]
    7. Stock assessment and fishery evaluation report for the groundfish resources of the Bering Sea/Aleutian Islands regions: Summary
      Published Date:
      2017
      Series:
      Bering Sea and Aleutian Islands Stock Assessments
      Description:
      The Stock Assessment and Fishery Evaluation (SAFE) report summarizes the best available scientific information concerning the past, present, and possible future condition of the stocks, marine ecosystems, and fisheries that are managed under Federal ...
      File Type:
      Filetype[PDF - 1.54 MB]
    8. Assessment of the pollock stock in the Aleutian Islands
      Personal Author:
      Barbeaux, Steven J.; Ianelli, James N.; Palsson, Wayne;
      Published Date:
      2017
      Series:
      Bering Sea and Aleutian Islands Stock Assessments
      Description:
      The Aleutian Islands (AI) pollock stock assessment has changed to a biennial cycle with full assessments in even years, timed with the Aleutian Islands bottom trawl survey. For AI pollock in partial assessment years, we present an executive summary t...
      File Type:
      Filetype[PDF - 115.83 KB]
    9. Assessment of the blackspotted and rougheye rockfish stock complex in the Bering Sea and Aleutian Islands
      Personal Author:
      Spencer, Paul D.; Rooper, Chris N.;
      Published Date:
      2017
      Series:
      Bering Sea and Aleutian Islands Stock Assessments
      Description:
      In 2005, BSAI rockfish were moved to a biennial assessment schedule with full assessments in even years to coincide with the frequency of trawl surveys in the Aleutian Islands (AI) and the eastern Bering Sea (EBS) slope. In 2017, the scheduled freque...
      File Type:
      Filetype[PDF - 61.02 KB]
    10. Assessment of the Pacific Cod Stock in the Eastern Bering Sea
      Personal Author:
      Thompson, Grant G. (Grant Garrison)
      Published Date:
      2017
      Series:
      Bering Sea and Aleutian Islands Stock Assessments
      Description:
      Relative to the November edition of last year’s BSAI SAFE report, the following substantive changes have been made in the eastern Bering Sea (EBS) Pacific cod stock assessment. Changes in the Input Data: 1) Catch data for 1991-2016 were updated, an...
      File Type:
      Filetype[PDF - 10.95 MB]
    11. Assessment of the sablefish stock in Alaska
      Personal Author:
      Hanelman, Dana H.; Rodgveller, Cara J.; Lunsford, Chris R.; Fenske, Kari H.;
      Published Date:
      2017
      Series:
      Bering Sea and Aleutian Islands Stock Assessments
      Description:
      The longline survey abundance index increased 14% from 2016 to 2017 following a 28% increase in 2016 from 2015. The lowest point of the time series was 2015. The fishery abundance index decreased 23% from 2015 to 2016 and is the time series low (the ...
      File Type:
      Filetype[PDF - 10.85 MB]
    12. Assessment of the octopus stock complex in the Bering Sea and Aleutian Islands
      Published Date:
      2017
      Series:
      Bering Sea and Aleutian Islands Stock Assessments
      Description:
      NOTE: In accordance with the approved schedule, no assessment was conducted for this stock this year, however, a full stock assessment will be conducted in 2018. Until then, the values generated from the previous stock assessment will be rolled over ...
      File Type:
      Filetype[PDF - 19.34 KB]
    13. Assessment of the arrowtooth flounder stock in the Eastern Bering Sea and Aleutian Islands
      Published Date:
      2017
      Series:
      Bering Sea and Aleutian Islands Stock Assessments
      Description:
      The Bering Sea and Aleutian Islands (BSAI) arrowtooth flounder (Atheresthes stomias) stock is managed in Tier 3a and is assessed on a biennial basis. Survey data for the BSAI comes from the BSAI shelf survey which takes place annually, the Aleutian I...
      File Type:
      Filetype[PDF - 116.99 KB]
    14. Assessment of the squid stock complex in the Bering Sea and Aleutian Islands
      Personal Author:
      Ormseth, Olav A.
      Published Date:
      2017
      Series:
      Bering Sea and Aleutian Islands Stock Assessments
      Description:
      NOTE: In accordance with the approved schedule, no assessment was conducted for this stock this year, however, a full stock assessment will be conducted in 2018. Until then, the values generated from the previous stock assessment (below) will be roll...
      File Type:
      Filetype[PDF - 2.38 MB]
    15. Assessment of the Greenland turbot stock in the Bering Sea and Aleutian Islands
      Published Date:
      2017
      Series:
      Bering Sea and Aleutian Islands Stock Assessments
      Description:
      The assessment of Bering Sea and Aleutian Islands (BSAI) Greenland turbot has been moved to a biennial schedule according to the stock assessment prioritization schedule. A partial assessment was done for BSAI Greenland turbot this year. In partial a...
      File Type:
      Filetype[PDF - 262.79 KB]
    16. Assessment of the shark stock complex in the Bering Sea and Aleutian Islands
      Personal Author:
      Tribuzio, Cindy A.; Echave, Katy; Rodveller, Cara J.; Hulson, Peter-John;
      Published Date:
      2017
      Series:
      Bering Sea and Aleutian Islands Stock Assessments
      Description:
      [NOTE: In accordance with the approved schedule, no assessment was conducted for this stock this year, however, a full stock assessment will be conducted in 2018. Until then, the values generated from the previous stock assessment (below) will be rol...
      File Type:
      Filetype[PDF - 20.34 KB]
    17. Assessment of the sculpin stock complex in the Bering Sea and Aleutian Islands
      Personal Author:
      Spies, Ingrid B.; Aydin, Kerim; Nichol, Dan; Palsson, Wayne; Hoff, Gerald Raymond, 1962-; TenBrink, Todd T.;
      Published Date:
      2017
      Series:
      Bering Sea and Aleutian Islands Stock Assessments
      Description:
      The estimated ABC and OFL values for 2018 and 2019 in this update are slightly lower than the values for 2017 and 2018 produced in the 2016 assessment because the biomass estimate of sculpins in the Bering Sea shelf were lower than the 2016 estimate ...
      File Type:
      Filetype[PDF - 263.12 KB]
    18. Assessment of the Alaska plaice stock in the Bering Sea and Aleutian Islands
      Personal Author:
      Wilderbuer, Thomas K.; Nichol, Daniel G.;
      Published Date:
      2017
      Series:
      Bering Sea and Aleutian Islands Stock Assessments
      Description:
      The survey increased 15% from 2016 to 2017 and is now just below the long-term average. The assessment model estimate of 3+ total biomass for 2018 is 417,300 t and the projected female spawning biomass for 2018 is 191,460 t, a value that is well-abov...
      File Type:
      Filetype[PDF - 1.27 MB]
    19. Assessment of the other rockfish stock complex in the Bering Sea and Aleutian Islands
      Published Date:
      2017
      Series:
      Bering Sea and Aleutian Islands Stock Assessments
      Description:
      [NOTE: In accordance with the approved schedule, no assessment was conducted for this stock this year, however, a full stock assessment will be conducted in 2018. Until then, the values generated from the previous stock assessment will be rolled over...
      File Type:
      Filetype[PDF - 46.32 KB]
    20. Assessment of the Pacific Cod Stock in the Aleutian Islands
      Personal Author:
      Thompson, Grant G. (Grant Garrison); Palsson, Wayne;
      Published Date:
      2017
      Series:
      Bering Sea and Aleutian Islands Stock Assessments
      Description:
      Relative to the November edition of last year’s BSAI SAFE report, the following substantive changes have been made in the Aleutian Islands (AI) Pacific cod stock assessment: Catch data for 1991-2016 were updated, and preliminary catch data for 2017...
      File Type:
      Filetype[PDF - 715.21 KB]
You May Also Like:
  1. Report on a workshop on spatial structure and dynamics of walleye pollock in the Bering Sea
    Personal Author:
    Quinn, Terrance J.; Ianelli, James N., 1958-; Cadrin, Steven X.; Wespestad, Vidar G.; Barbeaux, S. J. (Steven J.);
    Corporate Authors:
    Alaska Fisheries Science Center (U.S.)
    Published Date:
    2011
    Series:
    AFSC processed report ; 2011-04
    File Type:
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  2. Acoustic vessel-of-opportunity (AVO) index for midwater Bering Sea Walleye pollock, 2012-2013
    Personal Author:
    Honkalehto, Taina; Ressler, Patrick Henry; Stienessen, Sarah; Berkowitz, Z.; Towler, Richard H.; McCarthy, Abigail L.; Lauth, Robert Russell;
    Corporate Authors:
    Alaska Fisheries Science Center (U.S.)
    Published Date:
    2014
    Series:
    AFSC processed report ; 2014-04
    Description:
    "Surveys of the semi-demersal gadoid walleye pollock (Gadus chalcogrammus) are conducted in summer on the eastern Bering Sea shelf by the Alaska Fisheries Science Center (AFSC). The demersal portion of the stock is surveyed annually as part of a mult...
    File Type:
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  3. Assessment of the pollock stock in the Aleutian Islands
    Personal Author:
    Barbeaux, S. J. (Steven Jon), 1970-; Ianelli, James N., 1958-; Palsson, Wayne A.;
    Corporate Authors:
    United States. National Marine Fisheries Service. Alaska Fisheries Science Center (U.S.).
    Published Date:
    2016
    Series:
    BSAI Stock Assessments
    Description:
    Model 15.1 (same as the 2015 accepted model) is presented for ABC/OFL advice. The 2014 survey age composition data, 2016 Aleutian Islands (AI) survey biomass estimate, and updated 2015 and 2016 fishery catch estimates comprised the new data for this ...
    File Type:
    Filetype[PDF - 4.65 MB]
  4. Assessment of the walleye pollock stock in the Eastern Bering Sea
    Personal Author:
    Ianelli, James N., 1958-; Honkalehto, Taina; Barbeaux, S. J. (Steven Jon), 1970-; Fissel, B. E. (Benjamin Earl); Kotwicki, Stan;
    Corporate Authors:
    United States. National Marine Fisheries Service. Alaska Fisheries Science Center (U.S.).
    Published Date:
    2016
    Series:
    BSAI Stock Assessments
    Description:
    This chapter covers the Eastern Bering Sea (EBS) region—the Aleutian Islands region (Chapter 1A) and the Bogoslof Island area (Chapter 1B) are presented separately. This year a more comprehensive summary of economic performance is provided in the â...
    File Type:
    Filetype[PDF - 10.72 MB]
  5. 2017 Multi-species Stock Assessment for walleye pollock, Pacific cod, and arrowtooth flounder in the Eastern Bering Sea
    Personal Author:
    Holsman, Kirstin K.; Ianelli, James N.; Aydin, Kerim;
    Published Date:
    2017
    Description:
    This is a three species stock assessment for walleye pollock (Gadus chalcogrammus), Pacific cod (Gadus macrocephalus) and arrowtooth flounder (Atheresthes stomias), from the Eastern Bering Sea (EBS), Alaska updated from Holsman et al.(2016). Results ...
    File Type:
    Filetype[PDF - 1.86 MB]