Here’s What Happens When You Give Salmon Cocaine
- Posted on April 23, 2026
- By Wired
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- 1 min read
Here’s What Happens When You Give Salmon Cocaine
A new study published in Current Biology found that Atlantic salmon exposed to cocaine swim farther and spread out more than usual.
Why and how would salmon ever be exposed to cocaine?
Cocaine and its metabolites are increasingly detected in rivers and lakes, largely entering through wastewater systems. Although previous research has shown that cocaine pollution can affect animal behavior, this is among the first to confirm it in the wild, where ecosystems are far more complex.
