README.md

In aLBI: Estimating Length-Based Indicators for Fish Stock

Install devtools package by following

install.packages("devtools")

unload if this package is in use previously

detach("package:aLBI", unload = T)

or remove the existing package by following code

remove.packages("aLBI")

Install the latest package

devtools::install_github("Ataher76/aLBI", force = T)

Enter one or more numbers, or an empty line to skip updates: 1

calling the library

library(aLBI)

see the documentation of the first function

?FishPar

or

help(FishPar)

see the documentation of the secon function

?FishSS

or

help(FishSS)

estimating lenght parameters

estimatedParameters <- FishPar(data = lenfreq01, resample = 1000, progress = F)

Extracting estimated length parameters

estimatedParameters$estimated_length_par

Extracting estimated froese parameters

estimatedParameters$estimated_froese_par

Extracting estimated frequency parameters

estimatedParameters$estimated_freq_par

Extracting estimated LM_ratio

estimatedParameters$LM_ratio

Extracting estimated Pobj

estimatedParameters$Pobj

Calling the second function

StockStatus <- FishSS(data = CPdata, LM_ratio = 0.7, Pobj = 97, Pmat = 29.91881 , Popt = 25.46208 )

Extracting stock status

StockStatus$StockStatus StockStatus$Target_Cols

aLBI documentation built on April 12, 2025, 2:01 a.m.