Fig. 4From: Water quality impacts of small-scale hydromodification in an urban stream in Connecticut, USATaxon abundance (a), monthly mean taxon richness (b), and Shannon-Weaver Diversity index (c) at the four study sites in the Park River. Data in panels b and c were represented as mean ± 1 SE. The (a, b) markings above the columns indicate the groups identified with the Tukey test (α = 0.05)Back to article page