An example of how to use the functions in GLFC to estimate indices of adult sea lamprey abundance in the Great Lakes is given in this vignette.
An example of how to use the functions in GLFC to estimate larval sea lamprey abundance in the St. Marys River is given in this vignette.
You can access the functions by installing the package from within R.
source("https://raw.githubusercontent.com/MangoTheCat/remotes/master/install-github.R")$value("mangothecat/remotes") remotes::install_github("JVAdams/GLFC") library(GLFC)
U.S. Geological Survey (USGS) Computer Program GLFC version 126.96.36.19900. Written by Jean V. Adams, USGS - Great Lakes Science Center, Ann Arbor, Michigan, USA. Written in programming language R (R Core Team, 2016, www.R-project.org), version 3.3.1. Run on a PC with Intel(R) Core(TM) I7-4600m CPU, 2.90 GHz processor, 16.0 GB RAM, and Microsoft Windows 7 Enterprise operating system 2009 Service Pack 1. Source code is available from Jean V. Adams on GitHub, jvadams (at) usgs (dot) gov.
Disclaimer: This software is preliminary or provisional and is subject to revision. It is being provided to meet the need for timely best science. The software has not received final approval by the U.S. Geological Survey (USGS). No warranty, expressed or implied, is made by the USGS or the U.S. Government as to the functionality of the software and related material nor shall the fact of release constitute any such warranty. The software is provided on the condition that neither the USGS nor the U.S. Government shall be held liable for any damages resulting from the authorized or unauthorized use of the software.