Information

Ecological parameter:  saprobity Hofmann

Parameter group: saprobic preference parameters

Explanation:
Assessment of sabrobity (degree to which the decomposition of organic material is occurring in an aquatic environment) following HOFMANN (1994).
HOFMANN, G. (1994): Aufwuchs diatoms in Seen und ihre Eignung als Indikatoren der Trophie. Bibliotheca Diatomologica 30 : 241 p.

Abbreviations:
Category nameAbbreviationExplanation
1oligosaprobic
2oligo- -saprobic
3-mesosaprobic
4-meso - -alpha meso
5 -alpha mesosaprob
6-alpha-meso - alpha meso
7alpha mesosaprob
8alpha-meso polysaprob
9polysaprob
Assigned taxa for each higher systematic unit
TaxagroupNumber of assigned taxa / total number of taxa - percentage
Araphidees68 / 577 - 11.7%
Brachyraphydees15 / 366 - 4%
Epithemiacees5 / 82 - 6%
Monoraphidees54 / 528 - 10.2%
Naviculacees295 / 5376 - 5.4%
Nitzschiacees82 / 801 - 10.2%
Surirellacees9 / 291 - 3%