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Drugs We Dump May Be Causing Sex Changes in Fish

AquaNerdBy AquaNerd 3 years ago
Home  /  Conservation  /  Drugs We Dump May Be Causing Sex Changes in Fish

A new study found 85% of male smallmouth bass in the Northeast are undergoing a sex change. (AP Photo/Idaho Statesman, Roger Phillips)

 Male bass are experiencing unwanted sex changes, apparently thanks to the “chemical soups” that pass for waterways in the Northeast. The Washington Post reports 85% of male smallmouth bass surveyed in the region have “characteristics of the opposite sex”—specifically eggs where their testes should be. The same is true of 27% of area largemouth bass, Vice adds. For a recently published study, researchers tested bass near 19 wildlife refuges in the Northeast, according to a US Geological Survey press release. Researchers didn’t do a chemical analysis of the water where the intersex fish were found, so they can’t be sure specifically what is MORE

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Our goal is to not only educate saltwater aquarium hobbyists, but also bring them aquarium related news, product information, equipment reviews, and livestock care tips. We cover industry related events and share hundreds of photos and videos of anything and everything related to this great hobby.

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