As Australia's largest freshwater fish, Murray cod can grow up to 5.9 feet and weigh over 220 pounds. Its distinctive greenish body and strong territorial instincts make it a fierce predator in ...

Their predatory stature has outfitted the pikeminnow ... Freshwater Stingray Venom Is Painful And Potent Yet another large ...

Photograph by Andre Dib The largest scaled freshwater fish in the world ... Prowling the region’s lakes and swamps, the predatory arapaima is an air breather that can only stay submerged ...

More than 90% of popular freshwater game fish in Southern California contained an introduced parasite capable of infecting ...

The Chel snakehead fish, declared extinct since 1933, reappeared in a Himalayan river, highlighting the resilience of ...

This keystone species of the Amazon River ecosystem are a fearsome predator with many names ... (200 kilograms), arapaima are the largest freshwater fish in South America—and an important ...

A colossal freshwater fish that can reach up to ... and as one of the largest predatory fish on the planet, it loves to gobble up smaller fish. In areas where the arapaima could persist in the ...

Catfish are known to be the largest freshwater predatory fish in Europe and can usually grow to between 3.2ft and 4.9ft long. However, Folli had never seen one quite as big as what appeared to be ...