Our medications are leaking into waterways — and may be changing fish behavior

From NPR <img src='https://media.npr.org/assets/img/2025/04/22/04.23.25-ep_custom-1e598303ac92b403845394e8dc8da6ff1c704e41.jpg' alt='An Atlantic salmon (Salmo salar) in Iceland. Fish and other aquatic creatures are increasingly affected by pharmaceutical pollution in the waterways they call home; now, scientists are trying to figure out how that might affect their…