R/X_length.R

In marindicators: Marine Ecosystem and Fishing Pressure Indicators

#' Example length-based fishery independent survey data
#'
#' A dataframe of example length-based fishery independent survey data for two
#' areas (AREA1 and AREA2) from 2014 - 2019.
#'
#' Indicators calculated using length-based fishery independent survey data
#' (among other arguments): Community Condition, Large Fish Indicator, Mean
#' Length.

#' @format This example data is a dataframe with 14378 rows and 6 variables:
#'   \describe{ \item{YEAR}{Year the observation was recorded} \item{ID}{Area
#'   where the observation was recorded} \item{SPECIES}{Numeric code indicating
#'   the species sampled} \item{LENGTH}{Length class of sample species, in cm}
#'   \item{ABUNDANCE}{Abundance of the species sampled, stratified and corrected
#'   for catchability} \item{BIOMASS}{Biomass of the sampled species, stratified
#'   and corrected for catchability} }
#'
#' @source This is made-up example data modified from Fisheries and Oceans
#'   Canada summer research vessel trawl survey for the Scotian Shelf Bioregion.
"X_length"