grainscape package Efficient Modelling of Landscape Connectivity, Habitat, and Protected Area Networks Paul Galpern1,2,3, Sam Doctolero4, Alex M Chubaty5,6 1Faculty of Environmental Design (primary), University of Calgary, Calgary, AB, Canada 2Department of Biological Sciences (adjunct), University of Calgary, Calgary, AB, Canada 3Email: pgalpern@gmail.com, Web: ecologics.ucalgary.ca/ 4Email: sam.doctolero@gmail.com 5Pacific Forestry Centre, Natural Resources Canada, Victoria, BC, Canada 6Email: alexander.chubaty@canada.ca, Web: alexchubaty.com/ Given a landscape resistance surface, functions in this package create grains of connectivity and minimum planar graph models that can be used to calculate effective distances for landscape connectivity at multiple scales. Development of this package has moved to GitHub (https://achubaty.github.io/grainscape). GitHub project page (versions >=0.3.0) R-Forge project page (version 0.3.0)

Installation

STEP 1: Install package dependencies At the R prompt: install.packages("devtools") NOTE: Building packages from source requires the appropriate development libraries for your operating system. See this guide to get started.

STEP 2: Install grainscape ...If you are using the most recent version of R... At the R prompt: devtools::install_github("achubaty/grainscape") This will download additional dependencies and install grainscape.

STEP 3: Get started 1. At the R prompt: library(grainscape) ?grainscape Review the manual and the vignette tutorials.