Data Report: 2021 Gulf of Alaska bottom trawl survey
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This report presents data from the 2021 Gulf of Alaska groundfish survey conducted by the Alaska Fisheries Science Center of the National Marine Fisheries Service. It contains detailed descriptions of the survey planning and operations, species distribution and abundance charts, length frequency plots, tables of catch per unit effort and estimated biomass, weight and length measurements, length-weight regression parameters, lists of identified species, survey strata specifications, and trawl descriptions.
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NOAA创建时间：
2026-02-13
