… In recent years, there has been an alarming rise in the number of waterways polluted with cocaine, prompting scientists to wonder how fish might be handling their highs. As it turns out, fish indeed get wired when on cocaine. In a study published Monday in the journal Current Biology, Dr. [Jack] Brand and his colleagues show that coked-up salmon swim faster and travel farther than their sober counterparts. This study prompts additional questions about the effects that human drug habits may be having on salmon and other freshwater fish. … A 2016 study of the salmon in the Puget Sound in Washington found Prozac, Advil, Benadryl and Lipitor, as well as cocaine, in the tissues of juvenile chinook salmon.

Related articles:

• Scientific American: Here’s what happens when you give salmon cocaine
• The Guardian (U.K.): Cocaine pollution in rivers and lakes may disrupt behaviour of salmon, study finds
• The Conversation: Blog: Coked to the gills? Cocaine‑laced wastewater can make salmon roam twice as far