R/seals.R

In SDAResources: Datasets and Functions for 'Sampling: Design and Analysis, 3rd Edition'

#' seals data
#'
#' 
#' Data on number of breathing holes found in sampled areas of Svalbard fjords,
#' reconstructed from summary statistics given in Lydersen and Ryg (1991).
#'
#'
#' @format This data frame contains the following columns:
#' \describe{
#' \item{zone:}{zone number for sampled area}
#' 
#' \item{holes:}{number of breathing holes Imjak found in area}
#' }
#'  
#'  
#'  
#'
#' @docType data
#'
#' @usage data(seals)
#'
#'
#'
#' @keywords datasets
#' 
#'@references Lydersen, C. and M. Ryg (1991). Evaluating breeding habitat and populations of ringed
#' seals Phoca hispida in Svalbard fjords. \emph{Polar Record 27}, 223–228.
#'
#' @references Lohr (2021), Sampling: Design and Analysis, 3rd Edition. Boca Raton, FL: CRC Press.
#' 
#'@references Lu and Lohr (2021), R Companion for \emph{Sampling: Design and Analysis, 3rd Edition}, 1st Edition. Boca Raton, FL: CRC Press.
#' 
#'
#' 
#' 
#' 
"seals"