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<br />f <br />t <br /> <br />11. Protect cultural/Native American/archeoloqical .ite. <br /> <br />Cultural sites are protected under several Acts and should be <br />given consideration. Existing inventories should be combined to <br />allow analysis of effects. <br /> <br />ReQUired Model Outputs <br />Monthly reservoir levels <br />Deliveries, releases, demands, inflows <br />Duration of shortages <br />River stage <br />Beach-building sediment flows <br /> <br />12. Operationally improve vater quality <br /> <br />International agreewents control salinity impacts of u.s. uses. <br />In addition, water quality effects consumptive and environmental <br />uses. Nutrient input is a major factor in the productivity of <br />fisheries. <br /> <br />ReQUired Model Outputs <br />Salinity levels <br />Temperature, dissolved oxygen, nutrient levels of reservoirs <br />and releases (drawdowns may affect these variables) <br /> <br />13. protect/enhance PWS refuqes and other environmental resources <br />along the lover river <br /> <br />Four FWS refuges and other natural resource administered areas <br />exist along the lower portion of the Colorado River as well as <br />other riparian/habitat areas. Specific attention should be given <br />the maintenance of these areas. <br /> <br />ReQUired Model Outputs <br />River stage <br />Channel morpholoqy <br />Daily, as well as monthly/annual flows <br />Water supplies for refuges <br /> <br />14. International environmental considerations <br /> <br />Consideration should be given to the appropriateness of in stream <br />flows below. all Mexican uses, as well as the nature of river <br />flows between Imperial Dam and these diversions. <br /> <br />ReQUired Model Outputs <br />Monthly Santa Clara slough flows <br />Pilot Knob releases <br />Deliveries to Mexico (quantity and quality) <br />Characteristics of Colorado River below Morelos <br />