Stream Condition (O/E)

•	Poor

•	Good

EPA Region 2

Relative Extent

Relative Risk to
Macroinvertebrate
Taxa Loss (O/E)

Riparian Disturbance
Salinity
Acidification
Riparian Vegetative Cover
In-stream Fish Habitat
Streambed Sediments
Nitrogen
Phophorous

0 20 40 60 80 0~

I

2

i

4

% of Stream Length Relative Risk Ratio
in Poor Condition

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