Have a spacious aquarium with plenty of room and a high-capacity filter? Consider adding some large fish to your freshwater aquarium. A large aquarium typically starts at 200 gallons, but some of ...

If you’re thinking of setting up an aquarium in your home, you may be wondering what kind of fish you’d like to have in your tank. Freshwater fish are a popular option since it can be easier for ...

Freshwater fish are a popular choice among novice and veteran aquarists alike. The latter often fall in love with them for their breathtaking patterns and a wide selection of breeds while the former ...

Freshwater megafauna such as river dolphins, crocodilians and sturgeons play vital roles in their respective ecosystems. In a recent scientific publication, researchers have teamed up with ...

A freshwater community tank is a type of freshwater aquarium populated by fish that would be considered passive and non-territorial in general. This type of aquarium has different species of fishes to ...

A fisherman in northern Cambodia hooked what researchers say is the world’s largest freshwater fish — a giant stingray that scientists know relatively little about. The fisherman, 42, caught the ...

Some have survived for hundreds of millions of years, but many of the world’s freshwater megafauna—including sumo-sized stingrays, colossal catfish, giant turtles, and gargantuan salamanders—may soon ...

Scientists have now quantified the global decline of big freshwater animals: From 1970 to 2012, global populations of freshwater megafauna declined by 88 percent - twice the loss of vertebrate ...