Always check your fish for signs of sickness to avoid aggressive behavior. Veil Angelfish. These freshwater fish will always start well as a group. After a little while, the school of angelfish ...

Sharks are becoming a popular feature in home aquariums, but there’s a clear distinction between freshwater and saltwater ...

Few freshwater fish can match the size of the Mekong giant ... With sharp teeth rivaling piranhas and an aggressive hunting style, goliath tigerfish can grow up to 6 feet and weigh 110 pounds.

Water type: Archerfish are brackish water fish, meaning they need water that is a mix of freshwater and saltwater. 2. Tank size: They require a large tank, to thrive. 3. Water parameters ...

The giant freshwater stingray may be the world’s largest freshwater fish. It’s also cloaked ... Experts, however, stress that the rays are non-aggressive and inquisitive.