Learn how to build a fish tank that’s safe, beautiful, and perfect for your aquatic friends. From choosing the right tank to ...

Fish tanks may look easy to care for, but the process is anything but passive. Behind the glass, delicate ecosystems depend on stable chemistry and consistent routines.

Which 10-gallon aquarium is best? 10-gallon aquariums are a great pick for anyone looking for a medium-sized community or coral tank. 10 gallons may seem like a lot, but it’s actually the perfect size ...

New tank syndrome involves a dangerous buildup of toxins. Discover what causes it, how it hurts fish, and how to prevent it ...

Keeping an aquarium is a challenging, yet deeply rewarding experience. You not only have to take care of the fish by giving them a spacious tank, good water conditions, and a healthy diet but also ...

Algae in an aquarium are not a sign of neglect–quite the opposite: In a healthy tank, they are part of the ecosystem. However ...

Peaceful tanks look great, but they’re not always the most exciting. Some fish bring a lot more drama, and for hobbyists who ...

David Saxby's living room is dominated by an enormous, brightly lit fish tank. It's 10ft long, 6ft wide and 4ft high, stretches in an L-shape round the corner and into the hallway, holding 1,200 ...