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Herbicides likely source of growing intersex fish problem (Video)

Ten years after the discovery of the first intersex fish in the Potomac River, leading researchers are closing in on the chemicals and sources producing fish with immature eggs in the sex organs of male smallmouth and largemouth bass. The research suggests the cause is not what researchers initially thought -- the flushing of prescription drugs.

Thursday - 06/06/2013, 08:23am EDT

Tags: Potomac River, Troubled Waters, intersex fish, USGS, largemouth bass, Neal Augenstein, farming, prescription drugs

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