Saltwater and freshwater fish tanks are enjoyable to have around the home. But is one better for beginner tank owners than the other?

Which freshwater fish tanks are best? Having a fish tank is a great way to bring some light and energy into your space, but fishkeeping may seem like a daunting task to some. As any seasoned aquarist ...

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

Want to start an aquarium but don’t want tricky fish to take care of? Small freshwater fish are perfect. They are colourful, ...

Learn how to build a fish tank that’s safe, beautiful, and perfect for your aquatic friends. From choosing the right tank to setting up the aquarium for happy, healthy fish, this video shows you ...

Small fish might be tiny in size, but they bring massive personality, beauty, and serenity to your tank. If you're working with limited space or just starting your aquarium journey, choosing small ...

Cardinal tetras are famous for their glowing blue and bright red stripes that run across their bodies. People often mix them up with neon tetras, but cardinal tetras have a bright red line that goes ...

Writer, author of The Awei Series, and cat foster parent. Her favorite games include Dragon Age, Pokémon, Final Fantasy XIV, Team Ico games, Ōkami, and RPG maker horror games. She also loves pasta and ...

My goldfish hates when people tap on his tank. The tapping sound he hears in the water is loud and scary. I talked with my friend Rikeem Sholes about how fish hear. He’s a fish scientist who studies ...

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

Fish are often considered a low-maintenance pet option for children or busy adults. That’s not necessarily the truth, according to experts. “Pet fish require just as much work as any other pet,” says ...