Information

Ecological parameter:  moisture van Dam

Parameter group: habitat preference parameters

Explanation:
Species serve as indicators for moisture following van Dam et al. (1994), modified by Coste (Lecointe et al., 1993).
Species serve as indicators for moisture following van Dam et al. (1994).

1= never, or only very rarely, occurring outside water bodies
2= mainly occurring in water bodies, sometimes on wet places
3= mainly occurring in water bodies, also rather regularly on wet and moist places
4= mainly occurring on wet and moist or temporarily dry places
5= nearly exclusively occurring outside water bodies

Assigned taxa for each higher systematic unit
TaxagroupNumber of assigned taxa / total number of taxa - percentage
Araphidees97 / 577 - 16.8%
Brachyraphydees51 / 366 - 13.9%
Centrophycidees88 / 847 - 10.3%
Epithemiacees14 / 82 - 17%
Monoraphidees64 / 528 - 12.1%
Naviculacees459 / 5376 - 8.5%
Nitzschiacees115 / 801 - 14.3%
Surirellacees40 / 291 - 13.7%