SockeyeSR: Stock and recruitment data for Skeena River Sockeye Salmon,...

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

Stock and recruitment data for Skeena River Sockeye Salmon, 1940-1967.

Description

Stock and recruitment data for Skeena River Sockeye Salmon (Oncorhynchus nerka), 1940-1967.

Format

A data frame with 28 observations on the following 3 variables.

year

a numeric vector of years

spawners

a numeric vector giving number of spawning fish (in thousands)

recruits

a numeric vector containing the recruitment (thousands)

Topic(s)

• Stock-Recruit

• Recruitment

Note

The dataset is usually analysed without case 12 because a rockslide occurred that year.

Source

Carroll, R. J. and Ruppert, D. 1988. Transformation and Weighting in Regression. Chapman and Hall, New York. 140 pp. CSV file

Examples

data(SockeyeSR)
str(SockeyeSR)
head(SockeyeSR)
SockeyeSR1 <- SockeyeSR[-12,]
op <- par(mfrow=c(1,2),pch=19)
plot(recruits~year,data=SockeyeSR1,type="b")
plot(recruits~spawners,data=SockeyeSR1)
par(op)

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