(NewsNation) — Sharks in the Bahamas have examined positive for cocaine, caffeine and painkillers, a new study discovered, displaying the affect of marine air pollution.
Researchers analyzed blood samples from 85 sharks captured round one of the crucial distant islands in the Bahamas.
Of these sharks, 28 had medication of some sort in their system.
The findings present how widespread air pollution can unfold, even to locations seen as pristine, researchers say.
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Caffeine was probably the most generally discovered substance, however two sharks examined positive for cocaine, main scientists to suspect they might have bitten into packets of the drug that fell into the water.
The sharks had been captured close to fashionable diving and cruise spots, suggesting that wastewater may very well be contributing to the outcomes, together with elevated wastewater from city improvement and tourism.
It’s the primary time caffeine has been discovered in sharks and the primary time cocaine has been discovered in sharks in the Bahamas, although it has been discovered in sharks in other locations.
Researchers additionally discovered painkillers acetaminophen, the generic identify for Tylenol, and diclofenac, which is offered underneath the model names Voltaren, Cambia, Cataflam, Zipsor and Zorvolex.
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