Pharmaceutical pollution in waterways is changing animal behavior. Exposure to an antianxiety drug is affecting migrating ...

“But it’s for the whole ecosystem.” Chinook salmon are an “emblematic species ... rivers and tributaries have prevented the ...

Wild salmon are swimming quicker due to painkillers and ... pollution could also influence key life events in migratory fish. Michelangeli says that many pharmaceuticals persist in the environment ...

These fish perform a mighty metabolic feat when they swim hundreds of miles upstream without food to spawn. Experiments in the field and in the laboratory help to clarify how the feat is accomplished ...

Their findings surprised Brand. As he expected, the fish exposed to clobazam showed riskier behavior — separating from other salmon and swimming downriver with abandon. “They were just sort of ...

Hatched in quiet streams and rivers, salmon undertake a ... smolts in 2020 and 2021 as the fish navigated the Dal River in central Sweden. Migrating smolts swim downriver into a reservoir, hurtle ...