Fig. 5.

The CCA analysis of environmental variables (Temperat—temperature, PO₄³⁻—phosphates, N-NH₄—ammonium nitrogen, N-NO₃—nitrate nitrogen, N-NO₂—nitrite nitrogen), compared with zooplankton and phytoplankton (Bacillar—diatoms, Chloroph—chlorophytes, Chrysoph—chrysophytes, Cryptoph—cryptomonads, Cyanobac—cyanobacteria, other gr—rest of phytoplankton) in 2011–2014 (a), in 2013 (b) and in summer seasons of 2011–2014 (c); *p < 0.05