View source: R/Methods_for_data_objects.R
Nspecies | R Documentation |
distrib_data
objects
Calculates the species richness and site occupancy of a distrib_data
object
Nspecies(distrib_data)
Nsites(distrib_data)
richness(distrib_data, sites = NULL)
occupancy(distrib_data, species = NULL)
sites(distrib_data)
species(distrib_data)
coords(distrib_data)
distrib_data |
An object of type |
sites |
The site for which to return the richness |
species |
The species for which to return the occupancy |
Nspecies
gives the number of species in the dataset, and Nsites
the number of sites.
richness
gives a numeric vector with the species richness of all sites.
occupancy
gives the number of sites occupied by all species.
sites
gives a list of site names in the object.
species
gives a list of species names in the object.
nodes
gives a node labels or node numbers
coords
returns the spatial coordinates of points or grid cell centers
Michael Krabbe Borregaard
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