R/CrappieARMS.R

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

#' @title 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.
#'
#' @name CrappieARMS
#' @docType data
#' 
#' @format A data frame of 78 observations on the following 3 variables:
#'  \describe{
#'    \item{reservoir}{Reservoir (Atkins, Nimrod, Okatibbee, Ross.Barnett)}
#'    \item{stock}{Number of age-1+ fish per hectare} 
#'    \item{recruits}{Number of age-0 fish per hectare}
#'  }
#'  
#' @section Topic(s):
#'  \itemize{
#'    \item Stock-Recruit
#'    \item Recruitment
#'  }
#' 
#' @concept Stock-Recruit
#' @concept 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. \href{https://raw.githubusercontent.com/fishR-Core-Team/FSAdata/main/data-raw/CrappieARMS.csv}{CSV file}
#'
#' @keywords datasets
#'
#' @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)
#'
NULL