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Assessment of the Atka mackerel stock in the Gulf of Alaska Executive Summary
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    1. Assessment of the Thornyhead stock complex in the Gulf of Alaska
      Corporate Author:
      North Pacific Fishery Management Council. Plan Team for the Groundfish Fisheries of the Gulf of Alaska
      Published:
      2016
      Series:
      Gulf of Alaska Stock Assessments
      Description:
      Rockfish are assessed on a biennial stock assessment schedule to coincide with the availability of new survey data. For Gulf of Alaska (GOA) thornyheads in off-cycle (even) years, we present an executive summary to recommend harvest levels for the ne...
      File Type:
      Filetype[PDF - 264.85 KB]
    2. Assessment of the big and longnose skate stocks and the other skate stock complex in the Gulf of Alaska
      Corporate Author:
      North Pacific Fishery Management Council. Plan Team for the Groundfish Fisheries of the Gulf of Alaska
      Published:
      2016
      Series:
      Gulf of Alaska Stock Assessments
      Description:
      The Gulf of Alaska (GOA) skate complex is managed as three units. Big skates (Beringraja binoculata) and longnose skates (Raja rhina) each have separate harvest specifications, with acceptable biological catches (ABCs) specified for each GOA regulato...
      File Type:
      Filetype[PDF - 550.05 KB]
    3. Assessment of the sculpin stock complex in the Gulf of Alaska
      Corporate Author:
      North Pacific Fishery Management Council. Plan Team for the Groundfish Fisheries of the Gulf of Alaska
      Published:
      2016
      Series:
      Gulf of Alaska Stock Assessments
      Description:
      The Gulf of Alaska (GOA) sculpin complex is managed in Tier 5 and is assessed on a biennial basis to coincide with the biennial GOA groundfish trawl survey. These surveys occur in odd years, and for these years a full assessment of the sculpin stock ...
      File Type:
      Filetype[PDF - 210.61 KB]
    4. Assessment of the Other Rockfish stock complex in the Gulf of Alaska
      Corporate Author:
      North Pacific Fishery Management Council. Plan Team for the Groundfish Fisheries of the Gulf of Alaska
      Published:
      2016
      Series:
      Gulf of Alaska Stock Assessments
      Description:
      The Other Rockfish (OR) complex in the Gulf of Alaska (GOA) is assessed on a biennial stock assessment schedule to coincide with the availability of new trawl survey biomass estimates. In alternate (even) years we present an executive summary to reco...
      File Type:
      Filetype[PDF - 123.54 KB]
    5. Assessment of the Walleye Pollock Stock in the Gulf of Alaska
      Corporate Author:
      North Pacific Fishery Management Council. Plan Team for the Groundfish Fisheries of the Gulf of Alaska
      Published:
      2016
      Series:
      Gulf of Alaska Stock Assessments
      Description:
      The base model projection of female spawning biomass in 2017 is 363,800 t, which is 54.5% of unfished spawning biomass (based on average post-1977 recruitment) and above B40% (267,000 t), thereby placing GOA pollock in sub-tier “a” of Tier 3. The...
      File Type:
      Filetype[PDF - 3.18 MB]
    6. Stock Assessment and Fishery Evaluation Report for the Groundfish Resources of the Gulf of Alaska
      Corporate Author:
      North Pacific Fishery Management Council. Plan Team for the Groundfish Fisheries of the Gulf of Alaska
      Published:
      2016
      Series:
      Gulf of Alaska Stock Assessments
      Description:
      The National Standard Guidelines for Fishery Management Plans published by the National Marine Fisheries Service (NMFS) require that a stock assessment and fishery evaluation (SAFE) report be prepared and reviewed annually for each fishery management...
      File Type:
      Filetype[PDF - 2.23 MB]
    7. Assessment of the Sablefish stock in Alaska
      Corporate Author:
      North Pacific Fishery Management Council. Plan Team for the Groundfish Fisheries of the Gulf of Alaska
      Published:
      2016
      Series:
      Gulf of Alaska Stock Assessments
      Description:
      Relative to last year’s assessment, we made the following substantive changes in the current assessment. Changes in the input data: New data included in the assessment model were relative abundance and length data from the 2016 longline survey, rel...
      File Type:
      Filetype[PDF - 11.53 MB]
    8. Assessment of the Pacific cod stock in the Gulf of Alaska
      Corporate Author:
      North Pacific Fishery Management Council. Plan Team for the Groundfish Fisheries of the Gulf of Alaska
      Published:
      2016
      Series:
      Gulf of Alaska Stock Assessments
      Description:
      There was substantial changes in the modeling approach applied in the authors’ preferred model for this year. The approach taken with the new model involves a number of simplifications compared to the relatively complex models presented in recent y...
      File Type:
      Filetype[PDF - 10.23 MB]
    9. Forage species report for the Gulf of Alaska
      Corporate Author:
      North Pacific Fishery Management Council. Plan Team for the Groundfish Fisheries of the Gulf of Alaska
      Published:
      2016
      Series:
      Gulf of Alaska Stock Assessments
      Description:
      The format of this report varies according to new developments in forage fish research and data availability. The 2014 report contains extensive information regarding the distribution of different forage species in the GOA, which is not repeated in t...
      File Type:
      Filetype[PDF - 1.18 MB]
    10. Assessment of the Octopus Stock Complex in the Gulf of Alaska
      Corporate Author:
      North Pacific Fishery Management Council. Plan Team for the Groundfish Fisheries of the Gulf of Alaska
      Published:
      2016
      Series:
      Gulf of Alaska Stock Assessments
      Description:
      The Gulf of Alaska (GOA) octopus complex is assessed on a biennial stock assessment schedule with full assessments provided in odd years. In even years we present an executive summary to recommend harvest levels for the next two years. The last full ...
      File Type:
      Filetype[PDF - 440.20 KB]
    11. Assessment of the Shark stock complex in the Gulf of Alaska
      Corporate Author:
      North Pacific Fishery Management Council. Plan Team for the Groundfish Fisheries of the Gulf of Alaska
      Published:
      2016
      Series:
      Gulf of Alaska Stock Assessments
      Description:
      The shark complex (spiny dogfish, Pacific sleeper shark, salmon shark and other/unidentified sharks) in the Gulf of Alaska (GOA) is assessed on a biennial stock assessment schedule that coincides with the availability of new trawl survey biomass esti...
      File Type:
      Filetype[PDF - 101.22 KB]
    12. Assessment of the Deepwater Flatfish Stock Complex in the Gulf of Alaska
      Corporate Author:
      North Pacific Fishery Management Council. Plan Team for the Groundfish Fisheries of the Gulf of Alaska
      Published:
      2016
      Series:
      Gulf of Alaska Stock Assessments
      Description:
      The Gulf of Alaska deepwater flatfish complex (consisting of Dover sole, Greenland turbot, and deepsea sole) is assessed on a biennial stock assessment schedule to coincide with the availability of new survey data. For Gulf of Alaska deepwater flatfi...
      File Type:
      Filetype[PDF - 213.13 KB]
    13. Assessment of the Shallow Water Flatfish complex in the Gulf of Alaska
      Corporate Author:
      North Pacific Fishery Management Council. Plan Team for the Groundfish Fisheries of the Gulf of Alaska
      Published:
      2016
      Series:
      Gulf of Alaska Stock Assessments
      Description:
      Assessment for the shallow water flatfish complex has been moved to a biennial schedule to coincide with the expected receipt of new survey data. Usually, on alternate (even) years we will present an executive summary with last year’s key assessmen...
      File Type:
      Filetype[PDF - 287.34 KB]
    14. Assessment of the northern and southern rock sole (Lepidopsetta polyxystra and bilineata) stocks in the Gulf of Alaska for 2017
      Corporate Author:
      North Pacific Fishery Management Council. Plan Team for the Groundfish Fisheries of the Gulf of Alaska
      Published:
      2016
      Series:
      Gulf of Alaska Stock Assessments
      Description:
      Assessment for northern and southern rock sole which are part of the shallow water flatfish complex has been moved to a biennial schedule to coincide with the expected receipt of new survey data. Usually, on alternate (even) years we will present an ...
      File Type:
      Filetype[PDF - 146.71 KB]
    15. Assessment of the squid stock complex in the Gulf of Alaska
      Corporate Author:
      North Pacific Fishery Management Council. Plan Team for the Groundfish Fisheries of the Gulf of Alaska
      Published:
      2016
      Series:
      Gulf of Alaska Stock Assessments
      Description:
      Squids in the Gulf of Alaska (GOA) are managed as a single stock complex comprising approximately 15 species. Harvest recommendations are based on an historical catch approach setting OFL equal to maximum historical catch during 1997 - 2007 and ABC e...
      File Type:
      Filetype[PDF - 230.74 KB]
    16. Assessment of the Demersal Shelf Rockfish Stock Complex in the Southeast Outside District of the Gulf of Alaska
      Corporate Author:
      North Pacific Fishery Management Council. Plan Team for the Groundfish Fisheries of the Gulf of Alaska
      Published:
      2016
      Series:
      Gulf of Alaska Stock Assessments
      Description:
      The demersal shelf rockfish (DSR) complex (yelloweye, quillback, copper, rosethorn, canary, China, and tiger rockfish) is assessed on a biennial cycle, with a full stock assessment typically conducted in odd calendar years. Prior to 2010 yelloweye ro...
      File Type:
      Filetype[PDF - 4.24 MB]
    17. Assessment of the Shortraker Rockfish stock in the Gulf of Alaska
      Corporate Author:
      North Pacific Fishery Management Council. Plan Team for the Groundfish Fisheries of the Gulf of Alaska
      Published:
      2016
      Series:
      Gulf of Alaska Stock Assessments
      Description:
      Rockfish are assessed on a biennial stock assessment schedule to coincide with the availability of new survey data. For Gulf of Alaska (GOA) rockfish in alternate (even) years we present an executive summary to recommend harvest levels for the next t...
      File Type:
      Filetype[PDF - 1.29 MB]
    18. Assessment of the Rougheye and Blackspotted rockfish stock complex in the Gulf of Alaska
      Corporate Author:
      North Pacific Fishery Management Council. Plan Team for the Groundfish Fisheries of the Gulf of Alaska
      Published:
      2016
      Series:
      Gulf of Alaska Stock Assessments
      Description:
      Rockfish are assessed on a biennial stock assessment schedule to coincide with the availability of new trawl survey data. For Gulf of Alaska rockfish in off-cycle (even) years, we present an executive summary to recommend harvest levels for the next ...
      File Type:
      Filetype[PDF - 302.81 KB]
    19. Assessment of the Pacific ocean perch stock in the Gulf of Alaska
      Corporate Author:
      North Pacific Fishery Management Council. Plan Team for the Groundfish Fisheries of the Gulf of Alaska
      Published:
      2016
      Series:
      Gulf of Alaska Stock Assessments
      Description:
      Rockfish are assessed on a biennial stock assessment schedule to coincide with the availability of new survey data. For Gulf of Alaska rockfish in alternate (even) years we present an executive summary to recommend harvest levels for the next two yea...
      File Type:
      Filetype[PDF - 148.21 KB]
    20. Assessment of the Northern Rockfish stock in the Gulf of Alaska
      Corporate Author:
      North Pacific Fishery Management Council. Plan Team for the Groundfish Fisheries of the Gulf of Alaska
      Published:
      2016
      Series:
      Gulf of Alaska Stock Assessments
      Description:
      Rockfish are assessed on a biennial stock assessment schedule to coincide with the availability of new survey data. For Gulf of Alaska rockfish in alternate (even) years we present an executive summary to recommend harvest levels for the next two yea...
      File Type:
      Filetype[PDF - 114.36 KB]
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    Published:
    2017
    Series:
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    Description:
    Gulf of Alaska (GOA) Atka mackerel have been moved to a biennial stock assessment schedule to coincide with the availability of new survey data from the biennial trawl survey. A full assessment was presented in 2015, which included data from the 2015...
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