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 Freslzwater Research 37:491-505.

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)