Index values for diatom species included in the IPS index
Usage
data(ips)
Arguments
Format
A data frame with the ecological values for 6881 species
References
Coste, M. (1982). <U+00C9>tude des m<U+00E9>thodes biologiques d<U+2019>appr<U+00E9>ciation quantitative de la qualit<U+00E9> des eaux. Rapport Cemagref QE Lyon-AF Bassin Rh<U+00F4>ne M<U+00E9>diterran<U+00E9>e Corse.