Betta
Betta Fish Eggs: Everything You Need to Know
As an aquarist, watching your betta fish spawn is probably the most exciting gift of nature. After all, from nest building to laying eggs, the entire process is interesting and
Learn What it Takes to Keep Your Aquarium Healthy for Life.
Everything you need to know about caring for freshwater and saltwater aquariums. Our free guide can help keep your tank clean and your fish healthy.
About Us
Welcome to AquariumFishCity, where my team and I take the guesswork out of all things related to fish, fishkeeping, and the aquatic hobby as a whole. If you’re wondering what specifically we do here, feel free to take a look around! Or read on, and I will give you the best explanation of what we do here to improve your experiences with fishkeeping and help you take the best possible care of your aquatic friends.
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Freshwater Aquarium
The freshwater aquarium guide where you can learn how to set up, keep, and maintain freshwater aquarium fish, aquarium plant profiles.
Most Popular Aquarium Fish
Whether you’re a new or seasoned aquarium owner, this category contains our most popular aquarium fish. They are easy to care, unique and colorful, which make your aquarium thrive with life.
Latest Posts
Betta
Why Did My Betta Fish Die? (& Was it My Fault?)
Betta fish is an elegant freshwater tropical fish with flowing fins and brilliant colors. Taking care of Betta fish tank is not easy but very rewarding, but it can be
Betta
Help! I Have Constipated Betta! What Do I Do?
Can Betta Fish Become Constipated? Yes, Betta bettas can indeed get constipated. Constipation is a common problem for all fish, especially laterally compressed ones. Goldfish and Bettas are two types
Betta
How Long Can Betta Fish Go Without Food?
All living things need food to survive. Your Betta is no exception. Without it, your little guy would get sick or eventually die. Bettas often lose their appetite and refuse
Cichlids
10 Best Jack Dempsey Tank Mates (Cichlids & Schooling Fish)
If you’re looking for a pet fish that fit your definition of “dainty,” then get yourself a Jack Dempsey, especially the Electric Blue Jack Dempsey. Native to lakes and rivers
Betta
Betta Cloudy Eye 101(Symptoms Pictures & Proven Treatment)
Cloudy eye in betta fish is common. Luckily, it is easily prevented and treatable. Even though the cloudy eye is easily treated, it’s a serious condition that requires immediate attention.
Rainbow Shark Species
What Do Rainbow Sharks Eat?(3 Foods You Should Feed Your Fish)
Rainbow sharks may be one of the most brightly colored freshwater sharks, but they can be challenging to keep. One of the most important things to consider when owning a
Rainbow Shark Species
How Big Do Rainbow Sharks Get? (& How To Make Them Grow Faster!)
If you need a single fish to make your aquarium stand out, the rainbow shark is just what you’ve been looking for. With their vibrant red fins and aggressive territorial
Cichlids
7 Best Electric Blue Acara Tank Mates (Compatible And Safe)
If you have a tank of South American cichlids, the electric blue acara is one dream fish that might fill your needs. This fish has beautiful looks, and it’s less
Guppies
Guppy Dropsy 101 (Causes, Symptoms, Treatments and Prevention)
Available in a range of vibrant colors, Guppies are tropical freshwater fishes that have become popular due to their playfulness and peaceful nature. However, they are pretty vulnerable to various
Oscars Fish
What Do Oscars Eat?(& How Often to Feed Them)
No aquarium is complete without the googly-eyed Oscar fish! After all, their variety of vivid colors and patterns are too good to resist. From the patterned Tiger Oscar fish to the milky white Albino Oscar
Oscars Fish
How Long Do Oscars Live? (In Captivity & Wild)
Thinking about keeping a pet Oscar in your home aquarium? Here’s all you need to know about their life span. The Oscar fish is part of the cichlid family and
Betta
Are Betta Fish Smart?(The Answer Might Surprise You)
Ever heard of the phrase “beauty with brains?” Well, Betta fish are the definition of this. Find out more about this stunning, intelligent fish species. When people want to refer
Oscars Fish
Oscar Fish Tank Size (The Wrong Size Can Kill Your Fish)
Oscar fish are known for their large size, beautiful color, and loyalty to their owners. They are among the few rare fish that acknowledge and remember the hand that feeds
Oscars Fish
How Big Do Oscars Get? (In Captivity & Wild)
Oscars are large and messy, and so much more. Many aquarists love to have them around the house because of their intelligence and interesting personalities. In fact, they are lovingly
Rainbow Shark Species
Rainbow Shark Tank Mates (5 Best & 5 Worst)
Rainbow Sharks are fun and colorful fish to have at home, but there are several things to consider when keeping them with other fish. Though not actual sharks, they get
Angelfish
What Do Angelfish Eat? (in the Wild & in Aquariums)
Have you got a new pet Angelfish? Congratulations! Now, you might be wondering what do Angelfish eat…let us tell you all about it. As the name may tell you, Angelfish resemble
Oscars Fish
Do Oscar Fish Have Teeth? (And Do They Bite?)
Are you an aquarium enthusiast thinking about introducing Oscar fish to your tank? Here’s all you need to know about their teeth. When you hear the words “fish with teeth,” you immediately