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TABLE 1 <br /> BIOASSAY PROCEDURE AND ORGANISM DATA <br /> FOR FATHEAD MINNOW (Pimephales promelas) <br /> Parameter Data <br /> Test TI pe Static/Acute <br /> Duration 4 days (96 hours) <br /> Test Photoperiod 16 hours light: 8 hours dark <br /> Start Date 6/22/90 <br /> Completion Date 6/26/90 <br /> Control Water A soft nanopure plus spring water mixture <br /> Test Temperature 20 ± 2°C <br /> Organisms per Container 10 <br /> Test Chamber/Exposure Volume 5 gallon aquaria/10 L <br /> No. of Test Containers 2 for each concentration and control <br /> Sample Storage Conditions 4° C in the dark <br /> Treatment Problems None <br /> Organism <br /> Test Species Fathead minnows, Pimephales promelas <br /> Source Thomas Fish Co., Anderson, CA <br /> Date Acquired 6/12/90 <br /> Age 3-6 months <br /> Acclimation Period > 10 days <br /> Acclimation Water Received in soft water <br /> Acclimation Temperature 21°C <br /> Acclimation Photoperiod 16 hours light : 8 hours dark <br /> Diet Arteinia nauplii (0.1 ml) twice daily <br /> 4 <br />