TPrawnsEG: Stock and recruitment data for Exmouth Gulf Tiger Prawn,...

In FSAdata: Data to Support Fish Stock Assessment ('FSA') Package

Stock and recruitment data for Exmouth Gulf Tiger Prawn, 1970-83.

Description

Stock and recruitment data for Exmouth Gulf Tiger Prawn (Panaeus esculentus), 1970-1983.

Format

A data frame with 14 observations on the following 5 variables.

year

a numeric vector of years

stock

a numeric vector giving the index of spawning stock fish

recruits

a numeric vector containing the index of recruits

cycloneJan

a numeric vector containing the relative rainfal in January as an index of cyclonic activity

cycloneFeb

a numeric vector containing the relative rainfal in February as an index of cyclonic activity

Topic(s)

• Stock-Recruit

• Recruitment

Source

From table 9.1 in Haddon, M. 2000. Modeling and Quantitative Methods in Fisheries, CRC Press. Originally from Penn, J. W., and Caputi, N. 1986. Spawning stock-recruitment relationships and environmental influences on the Tiger Prawn (Penaeus esculentus) fishery in Exmouth Gulf, Western Australia. Australian Journal of Marine and Freshwater Research 37:491-505. CSV file

Examples

data(TPrawnsEG)
str(TPrawnsEG)
head(TPrawnsEG)
op <- par(mfrow=c(1,2),pch=19)
plot(recruits~year,data=TPrawnsEG,type="l")
plot(recruits~stock,data=TPrawnsEG)
par(op)

FSAdata documentation built on Aug. 24, 2023, 5:06 p.m.