biogeo (version 1.0)

richnessmap: Map of the number of species or number of records per grid cell

Description

Creates a raster map of the number of species or number of records per grid cell

Usage

richnessmap(dat, rst, option = "richness")

Arguments

dat

a dataframe containing fields with the following names: ID, x, y, Species, x_original, y_original, Correction, Modified, Exclude

rst

a raster object

option

"richness" gives species richness and "records" gives total number of records per grid cell

Value

Details

grid cells are based on rst

See Also

pointsworld

Examples

## Not run: 
# dem<-raster(dem,xmn=-180, xmx=180, ymn=-60, ymx=90)
# rich<-richnessmap(dat,dem,option="richness")
# nrec<-richnessmap(dat,dem,option="records")
# ## End(Not run)