spaa (version 0.2.2)

niche.overlap: Niche overlap between each pair of species

Description

Compute niche overlap between each pair of species.

Usage

niche.overlap(mat, method = c("levins", "schoener", 
       "petraitis", "pianka", "czech", "morisita"))

Value

A distance matrix contains niche overlap index between each pair of species.

Arguments

mat

A community data matrix with each column for each species, and each row for each plot.

method

Index of niche overlap to be specified.

Author

Jinlong Zhang

Details

To be added.

References

Zhang Jin-tun,(2004 ) Quantitative Ecology, Science Press, Beijing

Nicholas J. Gotelli. 2000. Null model analysis of species co-occurrence patterns. Ecology 81:2606-2621. http://esapubs.org/archive/ecol/E081/022/EcoSim

See Also

niche.overlap.pair

Examples

### niche.overlap.boot() example
data(datasample)
niche.overlap(datasample, method = "levins")