KnowBR: Discriminating Well Surveyed Spatial Units from Exhaustive Biodiversity Databases

It uses species accumulation curves and diverse estimators to assess, at the same time, the levels of survey coverage in multiple geographic cells of a size defined by the user or polygons. It also enables the geographical depiction of observed species richness, survey effort and completeness values including a background with administrative areas.

Version: 2.1
Depends: R (≥ 3.0), fossil, mgcv, plotrix, sp, vegan
Suggests: raster, rgbif, VARSEDIG
Published: 2022-02-28
Author: Cástor Guisande González and Jorge M. Lobo
Maintainer: Cástor Guisande González <castor at>
License: GPL-2 | GPL-3 [expanded from: GPL (≥ 2)]
NeedsCompilation: no
Citation: KnowBR citation info
CRAN checks: KnowBR results


Reference manual: KnowBR.pdf


Package source: KnowBR_2.1.tar.gz
Windows binaries: r-devel:, r-release:, r-oldrel:
macOS binaries: r-release (arm64): KnowBR_2.1.tgz, r-oldrel (arm64): KnowBR_2.1.tgz, r-release (x86_64): KnowBR_2.1.tgz, r-oldrel (x86_64): KnowBR_2.1.tgz
Old sources: KnowBR archive


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