As bottom-dwelling, heavily whiskered fish, these adorable fish spend most of their days lying sedentary on the bottom of the tank. You can keep these creatures in your small aquarium, too! They love heavily planted tanks, as they prefer to spend most of their time swimming among the vegetation. As long as you have a secure lid, you should be fine. In it, you’ll learn about each of the best fish for small tanks. They prefer aquarium environments, that mimic what they have adapted to in nature. If you find something helpful please share it on your favorite social network. These fearless fish are very active, spending most of their days exploring the tank as they eat up any available algae. Prices and images pulled from the Amazon Product Advertising API on: Care Level: Minimal Size Of Fish: 2cm Temperature: 73-84F PH: 6.6. They enjoy a variety of foods. In terms of setting, the Licorice Gourami does enjoy a fair amount of shade. Further Reading: Best freshwater aquarium fish. Forming the right habitat is the hardest part when looking after Hara Jerdoni fish as a pet. Jack also runs another blog where he shares his love for the outdoors and backyard lifestyle. The only difficulty they present is the need to find the right tank mates. Most new aquarists choose a nano tank believing that because of their size, they are somehow easier to maintain.Unfortunately, these aquariums are often marketed as being the easy choice, for those new to the hobby. At times their color may fade. Technically, there are hundreds of cory species, many of which are unnamed. To help you choose here is a recap of freshwater fish you can keep in your nano tank. In fact, the Dwarf Puffer is a great species for a freshwater tank, as it’s native to a freshwater environment. With that said, they are less daunting in terms of appearance, which can be appealing. They also live well among various shrimp species and water snails. This fish species is very active, preferring to be housed with other species of fish, as it is quite social. They do, however, prefer plenty of live plants in which they can hide. Green Neon Tetras are freshwater fish that only grow to around an inch or so in size. These fish prefer to inhabit the middle levels of the tank, moving about the aquarium in shoaling groups. so others can find it as well. Well, these fish are too cute to eat! In terms of food & diet, they need a mix of flakes and dried goods. Norman’s Lampeye Killifish is another species of killifish that can thrive in a small freshwater tank. Pea Pufferfish may be small but can show aggression at times, and this is something to keep in mind. They can be quite social and warm toward other small nano tank friendly fish. They are content in small tanks and are not desperate for additional room to roam. They are gorgeous to look at with silver and black patterns. An aquarium of 30 gallons is ideal for these small saltwater fish because they love to swim and therefore a rather spacious nano tank comes in handy. One of the main signs is white patches. Typically the size of a Nano tank would be anything smaller than a 10 gallon tank. The Banggai Cardinalfish is a cool-looking fish … However, you can keep a single Betta on his own in a small tank and he will be perfectly content. They are primarily silver-bodied, with a confident, unbroken black streak running from their mouth to their caudal fin. Endlers Guppies are ideal nano tank mates and will enjoy the room. Females have a tendency of being about 0.7 cm smaller than males on average., {"@context":"","@type":"FAQPage","mainEntity":[{"@type":"Question","name":"What fish can you keep in a nano tank? These fish like all kinds of foods, and a diet consisting of a mixture of frozen and live foods are ideal. All of the equipment necessary for keeping a marine aquarium was large and too big to use on small aquariums. Neon Tetras are some of the most beautiful community fish available to beginner aquarists. These calmer color patterns can easily balance out a tank. The Pygmy Corydoras is a great species to raise if you decide to keep some Ember Tetras. Why jeopardize it? This gives them the chance to breathe at surface levels, which they often take advantage of. So what? … The owner of this website is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon properties including, but not limited to or any third party affiliated with Even during tank water changes, they are known for their curious investigations. Hence, while there are several tiny, cute colorful creatures that can bring brilliance to your small … Care Level: Medium Size Of Fish: 1.1in Temperature: 72-77F PH: 6-7.2. Unfortunately, a cure for this parasitic affliction has yet to be discovered. They are also quite carnivorous, and will even, Technically, there are hundreds of cory species, many of which are unnamed. Related to both guppies and mollies, this fish species is a livebearer. Let’s take a look at some of the smallest freshwater aquarium fish. You can keep a group of six shrimp in a tank that is less than five gallons, giving you plenty to look at even if you don’t add any fish! Being a gentle fish, they prefer space and the company of other good-natured creatures. They are some of the smallest freshwater gouramis you will find, growing only to 1.3 inches in length at most. These unique fish may be last on our list, but they certainly are not least! They prefer tanks with plenty of vegetation, in which they will hide their fry. They are easy to care for and easy to breed, with females producing around 100 eggs at a time. Fortunately, this guide solves that problem! Not to be confused with the Neon, the Green Neon Tetras are great community tank freshwater fish that are the ideal size for nano tanks. They need tanks with above-average levels of oxygen and they also need some sort of cover. The Hara Jerdoni is one of the tiniest and small species of catfish, perfect for nano tanks. They’re very active and have even been known to keep algae levels low in some tanks. A regular-sized Chinese Algae Eater, for example, would probably not be a good idea. Aside from poor choices for companions, they are known for being a somewhat forgiving species in less suitable tank environments. Unlike Marine Pufferfish, Pea Pufferfish live exclusively in freshwater. Did you know that not all puffer fish are designed for saltwater? Their red, blue, and green sparkles allow them to stand out gorgeously in a nano tank size. Before purchasing a Green Neon, it’s good to read up on Neon Disease, which attacks Neon Tetras from the inside out. You can learn more about Betta Fish here. You should house them in a densely planted tank that will be similar to their natural environment. Also known as the Siamese Fighting Fish, this species can behave quite aggressively towards males of its own species – fighting to the death in most cases. You don’t need to watch out for with these fish, except for fading colors. Another type of freshwater fish that some people might consider keeping in a nano tank are Danios, such as the zebra or pearl. They will eat just about any type of food, including frozen, live, and dried options. Replace aquarium water through water changes. If you decide on keeping Endlers you’ll see how these guppies are beautifully colored and peaceful. They are peaceful tank mates that enjoy both meaty and plant treats and can grow to be almost 1.5 inches in length. Proper nano tank filtration should be maintained, in order for to thrive. As far as diet, anything that sinks is fair game for Pygmy Corydoras. This fish thrives in small aquariums and only grows to about an inch in length. Being native to tropical environments, they are commonly seen in wetlands. Finding the right fish for your freshwater nano tank can be quite the task. The Pea Pufferfish, also known as Pygmy Pufferfish, is a small species of pufferfish native to Southwest India. These bottom feeders love both plant and meat-based foods, and like to live in tropical settings. They like to live in small tanks, preferring to not have to move a lot. Brine shrimp is considered a favorite. Bettas, especially males, can create issues for Sparkling Gouramis. These fish are gorgeous to behold and also peaceful to other fish. You should also provide plenty of live plants, vegetation, and driftwood to help make the dwarf puffer feel at home in your small aquarium. Size Of Fish: 2cm. Reason being is that these objects will cut off any clear line of sight, that may be a pathway toward aggression.