2017 | Gulf of Alaska Stock Assessments
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 wa...
2017 | Gulf of Alaska Stock Assessments
The Gulf of Alaska (GOA) northern and southern rock sole assessment has been moved to a 4-year assessment cycle per the stock assessment prioritizatio...
2017 | Gulf of Alaska Stock Assessments
The estimated 2018 total sculpin complex biomass in the GOA is 33,134 t. This represents a small decrease from the last full assessment in 2015. The r...
2017 | Gulf of Alaska Stock Assessments
The shark complex (spiny dogfish, Pacific sleeper shark, salmon shark and other/unidentified sharks) in the Gulf of Alaska (GOA) is assessed on a bien...
2017 | Gulf of Alaska Stock Assessments
Summary of Changes in Assessment Inputs: 1) 2016-2017 catch data were added to the model and 2015 catch was updated to include October to December cat...
2017 | Gulf of Alaska Stock Assessments
Survey abundance estimates for the shallow-water complex were higher in 2017 compared to 2015 for all species except Yellowfin sole and Butter sole. T...
2017 | Gulf of Alaska Stock Assessments
At least seven species of octopus are found in the Gulf of Alaska (GOA). For management purposes, all octopus species are grouped into a single assemb...
2017 | Gulf of Alaska Stock Assessments
In 2017, the scheduled frequency for some stock assessments was changed in response to the National Stock Assessment Prioritization effort. Prior to 2...
2017 | Gulf of Alaska Stock Assessments
The scheduled frequency for some stock assessments was recently changed in response to the National Stock Assessment Prioritization effort (Methot 201...
2017 | Gulf of Alaska Stock Assessments
Arrowtooth flounder biomass estimates in the current model have changed relative to the projection model estimates in 2016. The model projection of sp...
2017 | Gulf of Alaska Stock Assessments
The Other Rockfish (OR) complex (Table 16.1 and Figure 16.1) in the Gulf of Alaska (GOA) is assessed on a biennial stock assessment schedule to coinci...
2017 | Gulf of Alaska Stock Assessments
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 t...
2017 | Gulf of Alaska Stock Assessments
A full, age-structured assessment is presented for GOA rex sole. In previous years, the biomass estimates of the assessment were used to calculate OFL...
2017 | Gulf of Alaska Stock Assessments
Gulf of Alaska rockfish are assessed on a biennial stock assessment schedule. For this on-cycle year, we incorporate new survey biomass. Following the...
2017 | Gulf of Alaska Stock Assessments
The base model projection of female spawning biomass in 2018 is 342,683 t, which is 57.5% of unfished spawning biomass (based on average post-1977 rec...
2017 | Gulf of Alaska Stock Assessments
Squids in the Gulf of Alaska (GOA) are managed as a single stock complex comprising approximately 15 species. Historically squids were managed as part...
2017 | Gulf of Alaska Stock Assessments
There are currently no target fisheries for skates in the Gulf of Alaska (GOA), and directed fishing for skates is prohibited. Incidental catches in o...
2017 | Gulf of Alaska Stock Assessments
The National Standard Guidelines for Fishery Management Plans published by the National Marine Fisheries Service (NMFS) require that a stock assessmen...
2017 | Gulf of Alaska Stock Assessments
Pacific ocean perch in the Gulf of Alaska are assessed on a biennial stock assessment schedule to coincide with the availability of new survey data. F...
2017 | Gulf of Alaska Stock Assessments
The Gulf of Alaska deepwater flatfish complex (consisting of Dover sole, Greenland turbot, and deepsea sole) is assessed every four years and was last...
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