In many streams and rivers, ... he and his colleagues essentially dumped pharmaceuticals into fish just before they were set to migrate from the River Dal in Sweden to the Baltic Sea.

An international team of researchers investigated how pharmaceutical pollution affects the behavior and migration of endangered salmon. The post Drugs dumped in rivers and sea cause salmon to swim ...

Researchers first detected pollen on the surface of the Baltic Sea in 2013. However, at the time, they did not believe it could explain the slicks. (Image credit: NASA/Magdalena Pawlik/Dariusz Ficek) ...

The captain of a Hong Kong-registered ship alleged to have damaged undersea cables in the Baltic Sea was assigned a lawyer in ...

In many streams and rivers, fish are swimming in a veritable soup of drugs. Components of that soup may be disrupting their behavior, according to a new study. Atlantic salmon exposed to anti-anxiety ...

In many streams and rivers, fish are swimming in a veritable soup of drugs. Components of that soup may be disrupting their behavior, according to a new study. Atlantic salmon exposed to anti ...

In many streams and rivers, ... he and his colleagues essentially dumped pharmaceuticals into fish just before they were set to migrate from the River Dal in Sweden to the Baltic Sea.

While that boldness appears to have paid off in more fish reaching the sea, it could be costly in other contexts. "We don't know what happened to the salmon once they got to the Baltic.