ecospat (version 2.0)

ecospat.niche.dyn.index: Niche Expansion, Stability, and Unfilling

Description

Calculate niche expansion, stability and unfilling.

Usage

ecospat.niche.dyn.index (z1, z2, intersection=NA)

Arguments

z1
A gridclim object for the native distribution.
z2
A gridclim object for the invaded range.
intersection
The quantile of the environmental density used to remove marginal climates. If intersection=NA, the analysis is performed on the whole environmental extent (native and invaded). If intersection=0, the analysis is performed at the intersection between native and invaded range. If intersection=0.05, the analysis is performed at the intersection of the 5th quantile of both native and invaded environmental densities.

Value

See Also

ecospat.grid.clim.dyn