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Sharks Found With Cocaine in Bahamas Waters
26 Mar
Summary
- Cocaine and painkillers found in blood of Bahamas sharks.
- Researchers suspect drug packets fell into water.
- Drug contamination linked to increased tourism activity.

In a surprising discovery, scientists have identified traces of cocaine and other human-consumed drugs in the blood of sharks swimming in the Bahamas. The research, conducted around Eleuthera Island, detected substances including cocaine, caffeine, and painkillers in three different shark species.
While the affected sharks showed no signs of intoxication or unusual behavior, their blood samples revealed altered metabolic markers. Researchers from the Cape Eleuthera Institute theorize that sharks may have ingested drugs by investigating packets that fell into the ocean. This finding adds to a growing body of evidence about human-made pollutants entering marine environments.
The study observed that caffeine was the most prevalent substance detected, followed by diclofenac and paracetamol. Notably, a site popular with tourists yielded the highest number of positive detections, hinting at a correlation between increased human activity and drug contamination in shark habitats. Previous research also found cocaine in sharks off the coast of Brazil, attributed to wastewater discharge and illegal laboratory operations.




