Typically the thick, opaque ice prevents the blooms, which can
consist of diatoms such as these (left).
Not exact matches
This is the case
of diatoms, algae
consisting of a single cell surrounded by a silica skeleton, recommended by the European Union and Switzerland as one
of the ideal bioindicators for rivers and lakes.
Diatoms between 0.01 and 0.02 mm,
consisting of a single cell surrounded by an artificially colored silica skeleton.
DE is composed
of finely ground
Diatoms which are one celled microscopic algae whose walls
consist of two parts and contain a mineral called silica.