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Surface Water - Alabama Department of Environmental Management

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Appendix K. Bioassessment results from sites assessed during ADEM's 2002 NPS Basinwide Screening Assessment.<br />

L. Black Warrior R.<br />

Sub-watershed 160 160 160 160 170 170 190<br />

Station BPRH-44a e BPRH-44b BPRH-44d COTH-57c BGEH-46a LPRH-45b YELH-3c<br />

Subecoregion 65a 65a 65a 65a 65a 65a 65a<br />

Macroinvertebrate community<br />

Date (yymmdd) 020508 020508 020508 020508 020508 020508<br />

# EPT families 7 0 6 5 6<br />

Assessment Good Poor Good Fair Good<br />

Fish community<br />

Date (yymmdd) 020712 020712<br />

Richness measures<br />

# species 15 19<br />

# darter species 2 2<br />

Appendix K--Page 6 <strong>of</strong> 6<br />

# minnow species 3 8<br />

# sunfish species 3 4<br />

# sucker species 1 0<br />

# intolerant species 1 1<br />

Composition measures<br />

% sunfish 26 44<br />

% omnivores and herbivores 30 9<br />

Population measures<br />

% insectivorous cyprinids 16 37<br />

% top carnivores 3 2<br />

# collected per hour 78 279<br />

% disease and anomalies 0 0<br />

IBI score 32 40<br />

Assessment Poor Fair<br />

a. No flow; Assessment not conducted<br />

b. Canopy cover: S=shaded; MS=mostly shaded; 50/50=50% shaded; MO=mostly open; O=open<br />

c. Habitat assessment form: RR=riffle/run (Barbour et al. 1999); GP=glide/pool (Barbour et al. 1999)<br />

d. Assessment guidelines based on data collected at reference sites, 1991-2003; NG=no assessment guidelines<br />

e. Bridge construction; No assessment conducted<br />

f. Algal mats/Decaying algae<br />

g. Beaverdam; No flow; Assessment not conducted<br />

h. physical/chemical data collected in conjunction with ADEM's §303(d) Monitoring Program

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