Information

english
german

Ecological parameter: pH Denys Hustedt

Parameter group: habitat related parameters

Explanation:
Classification as pH indicator following Hustedt (1957). Values taken from van Dam et al. (1994).

Hustedt, F. (1957): Die Diatomeenflora des Flusssystems der Weser im Gebiet der Hansestadt Bremen. Abh. Naturw. Ver. Bremen 34 (3): 181-440.
Van Dam, H., Mertens, A. & Sinkeldam, J. (1994): A coded checklist and ecological indicator values of freshwater diatoms from the Netherlands. Netherlands J. Aquatic Ecol. 28 (1): 117-133.


Abbreviations:
Category name:Abbreviations:Explanation:
pH indicatorindicatorpH indicator
11irrelevant
22alkalibiontic
33alkalibiontic to alkaliphilous
44alkaliphilous (=basiphilous)
55alkaliphilous to circumneutral
66circumneutral (= neutrophilous)
77circumneutral to acidophilous
88acidophilous
99acidophilous to acidobiontic
1010acidobiontic
1111indifferent (= no apparent optimum)