Poor water quality is the biggest killer of pet fish, and new tank syndrome (NTS) is one of the most common causes of bad water in your fish tank. Overzealous cleaning of an established aquarium and filtration system can cause NTS, too. Did you…
The guppy is just about the most popular tropical aquarium fish kept by hobbyists. As a result of selective breeding over many years, the once dull-colored guppy is now one of the most brilliantly colored and sought-after fish you can find in your local…
Watch your betta for a while, and you will undoubtedly notice him sucking in gulps of air at the water surface. But don’t panic! Bettas are labyrinth breathers. That means they can breathe atmospheric air, and this evolutionary quirk enables wild bettas to survive in…
The popular GloFish have been around for quite a few years, much loved by hobbyists who want to create a colorful tank without having to spend a fortune on expensive exotic fish species. The latest addition to the GloFish stable is the GloFish shark,…
If you have a freshwater aquarium and you’re experienced in keeping the conditions in your tank perfect and well-maintained, you might fancy taking on one or more Farlowella. These weird-looking, twig-like fish certainly have a very unusual appearance, and they certainly make a good…
The green, or blue-green, chromis is a popular choice for the reef or marine tank. Chromis Viridis is a species of damselfish that is both beautiful and peaceful, as well as being hardy and active. These fish are relatively inexpensive and widely available, too,…
The pike cichlid also named the Crenicichla lepidota, is a striking, attractive fish that can make an impressive addition to a large aquarium. Unfortunately, these fish are aggressive and predatory, so they don’t generally make suitable candidates for a peaceful community tank. However, the enigmatic…
Betta fish come in many color morphs and forms, making them an extremely popular choice of aquarium fish with hobbyists worldwide. In this guide, we take a detailed look at the beautiful mustard gas betta, including how to care for the fish and where…
If you want an unusual, beautiful freshwater fish to add to your collection, you might want to consider the albino rainbow shark (Epalzeorhynchos frenatum). In this care guide, we tell you everything that you need to know about this perennial aquarium favorite. What’s in…
Betta fish are an extremely popular species of freshwater fish that many hobbyists enjoy keeping as pets. Bettas come in a mind-blowing range of colors and forms, many of which are truly spectacular. The White Opal betta is a color morph that’s not as…
The Fahaka pufferfish is an intelligent fish that makes a wonderful pet and can even be taught to take food from your hand. These creatures are one of the cutest in the hobby with their brilliant orange eyes, smiling expression, and strange, bumbling way…
All fish species have different preferences when it comes to water quality. If you don’t provide your fish with the conditions they need, your pets will become stressed, weakening their immune systems and leaving them vulnerable to common fish diseases. Checking your fish tank…
Most fish tanks are relatively smell-free. However, sometimes aquarium owners notice unusually stinky tank water, and that shouldn’t happen. Basically, if you can smell your fish tank when the lid is closed, and you’re in another room, there’s a problem that requires your immediate…
The Spotted Raphael Catfish is a beautiful, interesting fish that makes a great addition to any tropical tank. These hardy fish are easy to keep, too, making them the perfect choice for a beginner. Read on to find out exactly how to look after…
The gourami has long been a favorite fish for the home aquarium for many reasons. There are lots of different gourami varieties to choose from, they’re easy to care for, don’t get too big (depending on the species), and make excellent community fishes. What’s…