Information

Ecological parameter:  salinity Denys

Parameter group: habitat preference parameters

Explanation:
Species serve as indicators for eurihalinity (adaption of organisms to a wide range of salinities) following DENYS (1991).
DENYS, L. (1991): A check-list of the diatoms in the holocene deposits of the Western Belgian coastal plain with a survey of their apparent ecological requirements. II. Centrales. Professional paper Ministère des Affaires Economiques - Service Géologique de Belgique., 247 : 92 p.

Abbreviations:
Category nameAbbreviationExplanation
2markedly euryhaline
3somewhat euryhalline
4stenohaline
Assigned taxa for each higher systematic unit
TaxagroupNumber of assigned taxa / total number of taxa - percentage
Araphidees91 / 577 - 15.7%
Brachyraphydees24 / 366 - 6.5%
Centrophycidees119 / 847 - 14%
Epithemiacees13 / 82 - 15.8%
Monoraphidees70 / 528 - 13.2%
Naviculacees520 / 5376 - 9.6%
Nitzschiacees115 / 801 - 14.3%
Surirellacees37 / 291 - 12.7%