You'll wish you could cuddle them!

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 in the throes of setting up a home aquarium, you may be curious about the types of freshwater fish you can keep as a pet. Often the first fish that springs to mind is a goldfish, but there ...

Aquatic conservation biologist Zeb Hogan, Ph.D. 04, has centered his research on gigantic freshwater fish — more than 6 feet long or over 200 pounds. But for a new book, could he find one that tops ...

The world has seven continents, but do you know the largest freshwater fish in each? These creatures show the incredible diversity of Earth's inland waters. Let's get amazed as we look at these ...

You’ll need a fair bit of space in your living room to share a home with these aquatic monsters. From garden ponds filled with Koi Carp to the humble goldfish bowl – the UK is a nation of fish lovers.

The 10-foot-long arapaima was quickly disappearing in Brazil until local communities stepped in to save it—and themselves. A close-up view of an arapaima from the Brazilian Amazon shows its unique ...