Law enforcement officers in Canada conducted a “blitz” of inspections in collaboration with officials in the province of ...

Manitoba is well-known for its fossil record, including the fossil-filled, world-famous Ordovician-aged Tyndall Stone and the ...

The murky depths of the mighty river seems to function as refuges for some of the biggest freshwater fish on Earth, explorers are finding.

Natural resources experts explain why a particular fish is thriving in Lake St. Clair, creating the best fishing in the lake in at least 50 years.

The species was named Sphyragnathus tyche, combining Greek words “sphyra,” meaning hammer and “gnathus,” meaning jaw for the ...

The fish, which can survive short periods of time in low-oxygen conditions by breathing air, is an invasive species.

Researcher finds a new species of minnow with blue spots, green stripes, and unique features in Turkish mountain streams that drain into Marmara and Black seas.

Nathan Thomas is doing his part to protect Oklahoma waters by helping remove an invasive fish species from the Neosho River. Thomas recently caught a bighead carp near Miami with help from fishing ...

In the seabed samples, the researchers found two invasive species of foraminifera, shell-covered amoebae. The yellow shells in the microscope image are the species Ammonia confertitesta, an ...