A benzodiazepine seeping into waterways is causing young Atlantic salmon to behave strangely, with fish in the wild migrating ...

This shoaling behavior allows them to ride off each other's currents and move collectively. "If they are close enough to each other, they can take on the average speed and direction of other fish ...

In each shoaling assay, a fish was given a choice to shoal with either a single fish or a group of three fish. Females preferred to shoal with a group of three individuals rather than with a ...

A recent study in Sweden's Dal River reveals that pharmaceutical pollution, specifically anti-anxiety medication, ...

In a study in Sweden’s River Dal, researchers found that exposure to the anti-anxiety drug clobazam improved juvenile ...