BlackAngler.wgtmatdat {LifeHist}

Black Anglerfish Body Weight, Sex, Month, Maturity Stage Data

Description

Black anglerfish individual-based data from the Bay of Bizcay sampled from the catch of an industrial fishing fleet.

Usage

data("BlackAngler.wgtmatdat")

Format

A data frame with 479 observations on the following 4 variables.

pred

Numeric, fish body weight length in g

sex

Integer, 1 for males and 2 for females

month

Integer, the month of capture

stages

Integer, stages of maturity encompassing a gradual advance from juvenile to sexually matur individual

Details

Maturity stages have been fixed by biologists using macroscopic aspect of the fish gonads.

Source

http:\www.azti.es

Examples

data(BlackAngler.wgtmatdat)