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Massachusetts inshore bottom trawl survey

Source: R/mass_inshore_survey.R
mass_inshore_survey.Rd

Data include aggregated time series of inshore fishery-independent trawl survey data from Massachusetts waters. MA inshore surveys have been performed biannually in the spring and fall since 1978.

Usage

mass_inshore_survey

Format

880 rows and 5 columns

  • Var: Specifies variable type, including SOE species groupings and sampling season with stratified mean biomass per tow

  • Value: Value of variable Var.

  • Time: Year.

  • Units: Units of variable Var.

  • EPU: Ecological Production Unit. These data reflect inshore sampling in MA state waters.

Details

Technical details related to the MA inshore survey are available at https://www.mass.gov/files/documents/2016/08/tm/tr-38.pdf.