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Long-term toxicity to aquatic invertebrates

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Long-term testosterone exposure reduced D. magna fecundity and fertility at concentrations ranging from 0.31 to 2.48mg /L.  The LOEC is determined to be 0.31 mg/L based on statistically signifcant difference from control in terms of number of totaleggs produced by Daphnia magna at the end of the bioassay.

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