Nutrient Criteria Slide Show            Slide 32

The Percentage of land in row crop was the land use that had the largest number of correlations to various periphyton and benthic invertebrate metrics and water quality.

As the Percentage of Land in Row Crop Increased

These metrics increased

These metrics decreased

% Motile Diatoms (0.76)

# EPT Taxa (-0.66)

% Tolerant Diatom Taxa (0.75)

% Sensitive Diatom Taxa (-0.59)

# Motile Diatoms (0.68)

% A. minutissima (-0.54)

Total Periphyton Taxa (0.61)

Total Chlorophyta Cells (0.61)

# Chlorophyta Taxa (0.56)

Total Periphyton Diversity (0.44)

Diatom Diversity (0.44)

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