trawl: NEFSC Fall Bottom Trawl Data (subset)

trawlR Documentation

NEFSC Fall Bottom Trawl Data (subset)

Description

Catch-per-unit effort data for 3 species from the NOAA Northeast Fisheries Science Center Fall Bottom Trawl Survey for 4 regions from 1973 to 2016 (44 years).

Usage

trawl

Format

A data frame with 176 rows and 5 variables:

YEAR

Time index

REGION

Region: GME = Gulf of Maine, GEO = George's Bank, SNE = Southern New England, MAB = Mid-Atlantic Bight. This is formatted as a factor (north to south).

shortfin_squid

CPUE of northern shortfin squid (Illex illecebrosus)

longfin_squid

CPUE of longfin squid (Loligo pealeii)

silver_hake

CPUE of silver hake (Merluccius bilinearis)

Source

https://www.fisheries.noaa.gov/inport/item/22560


tanyalrogers/GPEDM documentation built on June 1, 2025, 8:10 p.m.