Computation of Parameters Used in Preliminary Assessment of Conservation Status

Multi-species estimation of geographical range parameters for preliminary assessment of conservation status following Criterion B of the International Union for Conservation of Nature (IUCN, see <>).


Install ConR

Install R. You may want to install the latest version from github by using the following code:


See the associated vignette for a overview of the different functions.

UPDATE June 2018

It is now possible to run the analysis in parallel which can fasten considerably the computation for large datasets (it does not a significant difference for small datasets or when mapping is not requested).

The example below run the evaluation in 4 cores in parallel.

MyResults <- IUCN.eval(Malagasy.amphibian, parallel=T, NbeCores=4, DrawMap=T)


Reference manual

It appears you don't have a PDF plugin for this browser. You can click here to download the reference manual.


1.3.0 by Gilles Dauby, a year ago

Report a bug at

Browse source code at

Authors: Gilles Dauby [cre, aut]

Documentation:   PDF Manual  

GPL-2 license

Imports fields, geosphere, grDevices, methods, rgdal, rgeos, tibble, writexl, snow, doSNOW, foreach, rnaturalearth, sf

Depends on raster, sp

Suggests rmarkdown, testthat, rnaturalearthdata, alphahull

See at CRAN