Fig. 2

The number of phytoplankton taxa from various taxonomic groups in three different types of aquaria (Control – without straw, Camelina – with camelina straw, and Barley – with barley straw) during the whole period of investigation.

The number of phytoplankton taxa from various taxonomic groups in three different types of aquaria (Control – without straw, Camelina – with camelina straw, and Barley – with barley straw) during the whole period of investigation.