Mean and standard deviation (SD) of values of zooplankton density and biomass in water samples from sites 1 and 2 in the Kortówka River in 2013 and the significance of differences in parameter values between sites.
|Zooplankton||Site||Difference (P) between sites|
|Total density||175.2 (93.4)||148.6 (77.5)||n.s.|
|Rotifera density||158.9 (91.6)||133.3 (73.5)||n.s.|
|Copepoda density||16.3 (9.0)||14.3 (11.7)||n.s.|
|Cladocera density||–||1 (0.9)||–|
|Total biomass||0.267 (0.143)||0.231 (0.506)||n.s.|
|Rotifera biomass||0.168 (0.123)||0.142 (0.126)||n.s.|
|Copepoda biomass||0.089 (0.051)||0.079 (0.046)||n.s.|
|Cladocera biomass||–||0.010 (0.021)||–|
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