Ecological parameter: trophy/organic pollution Schiefele

Parameter group: trophy related parameters

Explanation:
Classification as trophic/organic pollution indicator following Schiefele. Values taken from OMNIDIA (Lecointe et al., 1993).

Steinberg, C. & Schiefele, S. (1988): Biological indication of trophy and pollution of running waters. Z. Wasser - Abwasser-Forsch. 21: 227-234.
Lecointe, C., Coste, M. & Prygiel, J. (1993): OMNIDIA software for taxonomy, calculation of diatom indices and inventories management. Hydrobiologia 269/270: 509-513.

Type of assignment: single category assignment system ()
A description of the coding system can be found here  Abbreviations/Coding Systems

Abbreviations:

Category name:	Abbreviations:	Explanation:
trophic indicator	indicator	trophic indicator