Information

Ecological parameter:  pollution IPS

Parameter group: pollution preference parameters

Explanation:
IPS= Specific Pollution Sensitivity Metric (COSTE, 1987)
COSTE, M. (1987): Etude des me´thods biologique quantitatives d'appre´ciation de la qualite´ des eaux. Rapport Division Qualite´ des Eaux Lyon. Agence de l'Eau Rho^ ne, 28.

Assigned taxa for each higher systematic unit
TaxagroupNumber of assigned taxa / total number of taxa - percentage
Araphidees213 / 577 - 36.9%
Brachyraphydees139 / 366 - 37.9%
Centrophycidees182 / 847 - 21.4%
Epithemiacees31 / 82 - 37.8%
Monoraphidees212 / 528 - 40.1%
Naviculacees1473 / 5376 - 27.3%
Nitzschiacees274 / 801 - 34.2%
Surirellacees71 / 291 - 24.3%