Statistical significance (Pr > F values) for interaction terms from analysis of site differences in metric values (non-parametric nested ANOVA, α = 0.05) for Crane Pond Creek, Iron County, Missouri, USA.

<p>Macroinvertebrates sampled in two habitats during four time periods in 2011. Metric abbreviations are given in <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0150199#pone.0150199.t001" target="_blank">Table 1</a>. NS = not significant, P = Sampling Period (season), H = Habitat, S = Site.</p

Sampling locations on Crane Pond Creek, Iron County, Missouri, USA in 2011.

<p>Sampling locations on Crane Pond Creek, Iron County, Missouri, USA in 2011.</p

Percent (%) Chironomidae of macroinvertebrate communities sampled during four periods in two habitats at Crane Pond Creek, Iron County, Missouri, USA in 2011.

<p>Bars represent mean and range of n = 3 samples, with ± 1 S.E. Habitats: CS = coarse substrate, NF = non-flow, HP = both habitats pooled. * = significant differences detected between sites.</p

Missouri Biotic Index of macroinvertebrate communities sampled during four periods in two habitats at Crane Pond Creek, Iron County, Missouri, USA in 2011.

<p>Bars represent mean and range of n = 3 samples, with ± 1 S.E. Habitats: CS = coarse substrate, NF = non-flow, HP = both habitats pooled. * = significant differences detected between sites.</p

Statistical significance (Pr> │+│from ANOVA, α = 0.05) in macroinvertebrate metrics between Site 1 (invaded) and Site 2 (control) in two habitats sampled from Crane Pond Creek, Iron County, Missouri, USA in Summer 2011.

<p>Metric abbreviations are defined in <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0150199#pone.0150199.t001" target="_blank">Table 1</a>. NS = Not Significant.</p

Statistical significance (Pr> │+│from ANOVA, α = 0.05) in macroinvertebrate metrics between Site 1 (invaded) and Site 2 (control) in two habitats sampled from Crane Pond Creek, Iron County, Missouri, USA in Late Summer 2011.

<p>Metric abbreviations are defined in <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0150199#pone.0150199.t001" target="_blank">Table 1</a>. NS = Not Significant.</p

List of macroinvertebrate metrics, references, abbreviations, metric categories and predicted responses to increasing perturbation at biological sampling sites in 2011 at Crane Pond Creek, Iron County, Missouri, USA.

<p>List of macroinvertebrate metrics, references, abbreviations, metric categories and predicted responses to increasing perturbation at biological sampling sites in 2011 at Crane Pond Creek, Iron County, Missouri, USA.</p

Percent (%) Elmidae of macroinvertebrate communities sampled during four periods in two habitats at Crane Pond Creek, Iron County, Missouri, USA in 2011.

<p>Bars represent mean and range of n = 3 samples, with ± 1 S.E. Habitats: CS = coarse substrate, NF = non-flow, HP = both habitats pooled. * = significant differences detected between sites.</p

Total Taxa Richness of macroinvertebrate communities sampled during four periods in two habitats at Crane Pond Creek, Iron County, Missouri, USA in 2011.

<p>Bars represent mean and range of n = 3 samples, with ± 1 S.E. Habitats: CS = coarse substrate, NF = non-flow, HP = both habitats pooled. * = significant differences detected between sites.</p

Percent (%) EPT (Ephemeroptera; Plecoptera; Trichoptera) of macroinvertebrate communities sampled during four periods in two habitats at Crane Pond Creek, Iron County, Missouri, USA in 2011.

<p>Bars represent mean and range of n = 3 samples, with ± 1 S.E. Habitats: CS = coarse substrate, NF = non-flow, HP = both habitats pooled. * = significant differences detected between sites.</p