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Freshwater Fish

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Puffer Fish for the Tropical Fish Tank
Carinotetraodon Irrubesco, better known as the red-eyed puffer fish, is a stunning gem of a fish, ideal for a green and foliage-furnished tropical aquarium.
Asian Carp
The Asian Carp has created a problem in the Mississippi River. The Corps of Engineers' worst fear is that they will migrate north to the Great Lakes.
Getting to Know Channel Catfish
Learn where to catch channel catfish, their numerous health benefits, and other fun facts about this unique member of the catfish family.
How to Care for Discus Cichlids
Discus are seen as the most beautiful freshwater aquarium fish, and also, the most difficult to care for. Here are some tips to help discus thrive in the home aquarium.
FreshWater Sharks in Your Fish Tank
Fish sold as sharks for freshwater aquariums are not actually sharks. Most of these fish are not suitable for community aquariums, and some should not be kept at all.
Native California Trout Species and Subspecies
California is home to at least ten different native species, subspecies and distinct forms of trout, and many of them are at risk due to habitat degradation.
Koi Feeding
Feeding koi is key to their health and welfare. As well as providing the correct diet, they should not be overfed. Koi food intake will vary through the year.
Good Foods for Betta Fish
What to do with a betta who spits out pellets and doesn't recognize flakes as food? Here are some of the healthiest betta fish foods - and how to get them to eat them!
Spotting and Treating Common Betta Diseases
Betta fish are easy to care for, but they do sometimes get sick - and the quicker the disease is diagnosed and treated, the more likely the fish will survive.
Goldfish Care for Beginners
All about getting started with goldfish - from choosing and setting up a tank or aquarium and doing water changes to proper goldfish care and feeding tips.
Bettas for Beginners
Betta fish are easy to care for, but getting started can be confusing! Here are the basics of setting up a betta tank, what to feed bettas and what medications to buy.
Freshwater Angelfish
The freshwater angelfish is relatively easy to keep, if a few points are borne in mind.
Cichlid Fish
The aggression exhibited by many cichlid fish can deter any prospective keeper. Different prevention techniques can be tried before having to rehouse fish.
Cichlids
Cichlids are a popular choice with aquarists and cover a wide range of fish, including the freshwater angelfish.
Betta Fish
Betta fish have different characteristics for breeding which determine their optimum environment. It is worth researching the requirements before making your choice.
Keeping the South American Puffer
South American Puffers are an active fish that can be easily kept in a community fish tank.
Tips for Keeping the Lurker Puffers
Understanding the Lurker puffers and how to properly care for them will allow you to successfully keep these unique fish.
Keeping the Dwarf Puffer
Dwarf Puffers are the smallest freshwater puffer fish. Keeping them in a home aquarium can be a fun undertaking for any fish enthusiast.
Keeping the Mbu Puffer
Learning how to properly care for the Mbu puffer is vital to keeping this fish happy and healthy.
How to Feed an Mbu Puffer
The dietary needs of the Mbu puffer change over the life of the puffer. Providing proper food for this giant puffer is important to its health.
Frederick County Goldfish Farming
Once goldfish came to America, they found fertile ground, or rather fertile water, in Frederick County, Maryland.