CrappieARMS: Stock and recruitment data for Crappies from four reservoirs...

CrappieARMSR Documentation

Stock and recruitment data for Crappies from four reservoirs in Arkansas and Mississippi, USA.

Description

Stock and recruitment data for Crappies from four reservoirs in Arkansas and Mississippi, USA.

Format

A data frame of 78 observations on the following 3 variables:

reservoir

Reservoir (Atkins, Nimrod, Okatibbee, Ross.Barnett)

stock

Number of age-1+ fish per hectare

recruits

Number of age-0 fish per hectare

Topic(s)

  • Stock-Recruit

  • Recruitment

Source

From (approximately) Figure 2 of Allen, M.S. and L.E. Miranda. 1998. An age-structured model for erratic crappie fisheries. Ecological Modeling 107:289-303.

Examples

data(CrappieARMS)
str(CrappieARMS)
head(CrappieARMS)
op <- par(mfrow=c(2,2),mar=c(3,3,2,1),mgp=c(1.75,0.5,0),tcl=-0.2,pch=19)
plot(recruits~stock,data=CrappieARMS,subset=(reservoir=="Atkins"),main="Atkins")
plot(recruits~stock,data=CrappieARMS,subset=(reservoir=="Nimrod"),main="Nimrod")
plot(recruits~stock,data=CrappieARMS,subset=(reservoir=="Okatibbee"),main="Okatibbee")
plot(recruits~stock,data=CrappieARMS,subset=(reservoir=="Ross.Barnett"),main="Ross Barnett")
par(op)


FSAdata documentation built on March 18, 2022, 5:19 p.m.

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