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<br />1\;1 <br />(D <br />.... <br />C'> <br /> <br />Periphyton studies were conducted at CR-2, CR-4, and CR-8. slides .....ere <br /> <br />subwerged in the River from January 4, 1974 t.~ough January 28, 1974. Results <br /> <br />are listed below: <br /> <br /> 1 <br /> Chlorophyl A Organic ."fatter Autotrophic <br />Sta tion mg/;'? ""1/n? Index <br />CR-2 0.00 345 0 <br />CR-4 l.O': 1527 1467 <br />CR-8 0.00 915 0 <br /> <br />T~~ index obtained at CR-4 suggests the presence of a community containing <br /> <br />a large number of heterotrophic, non-oxygen producing organis~. Communities <br /> <br />of this nature indicate an enriched environ.~nt with an abundance of food <br /> <br />~terial, specifically the nutrient enriched sedi~ents. <br /> <br />1 Autotrophic Index - For definition, see Appendix B. <br /> <br />-17- <br />