These freshwater fish are another highly aggressive cichlid. The fish grow up to 15 inches and they like to dig. You will often notice them knock down decorations in your aquarium.

A freshwater fish aquarium can bring a lot of fun and enjoyment into your life. It can even lower your stress levels. ... They may be harder to spot in a tank with other more aggressive fish.

HOW TO SELECT THE BEST FRESHWATER AQUARIUM FISH 1. ... Some fish are peaceful and can live harmoniously with others, while ...

A striking, silver-colored fish commonly kept as an aquarium pet has been hiding in plain sight in the Philippines’ largest ...

A striking, silver-colored fish commonly kept as an aquarium pet has been hiding in plain sight in the Philippines' largest ...

Few freshwater fish can match the size of the Mekong giant catfish, which can exceed 10 feet and weigh over 660 pounds. Native to the Mekong River, this gentle giant feeds on plankton rather than ...

This is the first time the fish has been found in the Gulf Coast region. Snakeheads are freshwater fishes native to Asia and Africa. It is believed they came to America through aquarium dumpings ...