Just as you might look down at the sidewalk as you walk, fish look downward when they swim, a new study by a Northwestern University-led international collaboration has confirmed. The study is the ...

The blue catfish, Ictalurus furcatus, is considered an invasive species in the Chesapeake Bay. Credit - forgotton0001. CC SA 2.0. The blue catfish, Ictalurus furcatus, is considered an invasive ...

Learn about the potential impact of cocaine pollution on Atlantic salmon populations, including migration patterns and ...

A Swedish study has found that Atlantic salmon exposed to benzoylecgonine, a cocaine metabolite, swam significantly farther than unexposed fish. The research raises concerns that drug and chemical ...

New simulations show that fish look downward when they swim because the stable riverbed below them provides more reliable information about their swimming direction and speed. Just as you might look ...