codstrcluslen {fishmethods}

Lengths of Atlantic cod caught during Massachusetts Division of Marine Fisheries stratified random bottom trawl survey, spring 1985.

Description

The codstrcluslen data frame has 334 rows and 6 columns.

Usage

codstrcluslen

Format

This data frame contains the following columns:

region

NorthCape = North of Cape Cod; SouthCape = South of Cape Cod

stratum

Stratum number

tow

Tow number

weights

Stratum area (square nautical-miles)

length

Length class (total length cm)

number

Number in length class

Source

Massachusetts Division of Marine Fisheries, 30 Emerson Avenue, Gloucester, MA 01930