5/18/2023 0 Comments Small freshwater fish![]() ![]() These freshwater aquarium fish are prized for their bright, iridescent colors. Sparkling Gourami, also known as Pygmy Gourami, are small fish in the Gourami family. If you keep these Gobies with other fish, watch during feedings to make sure they’re getting enough food. In community aquariums, they are often outcompeted for food because they eat rather slow. Unlike most of the other species of our list, Bumblebee Gobies are not the most ferocious eaters. So provide plenty of hiding spaces when housing more than one Bumblebee Goby in the same aquarium. They will act territorial toward others of the same species. These small pet fish only get to around 1.5 inches, but have bold personalities. For one, they can be kept in both freshwater and brackish tanks. ![]() Bumblebee Goby Image by Sven Kullanderīumblebee Gobies are one of the most unique species on our list of small aquarium fish. That said, they aren’t picky eaters and enjoy flake foods, algae wafers, brine shrimp, and freeze dried blood worms.Ĥ. These tiny fish are omnivores, so they do best with a mixture of plant-based and meat-based foods. That way, you can keep more Celestial Pearl Danios together. Groups are fine in tanks as small as 5 gallons, though 10 gallons is recommended if possible. Since Celestial Pearl Danios (also known as CPDs) are schooling fish, we recommend keeping them in groups of 4-6. Making it a favorite among nano aquarium owners. This small freshwater fish has stunning colors and is interesting to watch. Celestial Pearl Danios Image by Lindy de Bruynĭanios come in all shapes and sizes – and the Celestial Pearl Danio is among the tiniest of the group. The shells will keep the sharp teeth of these small fish worn down. Puffers are a carnivorous species, so they require a steady supply of meaty foods. They are very curious, so be sure to give them plenty of entertainment in the form of vegetation and driftwood. Pea Puffers do best in aquariums with plenty of live plants and hiding places. Pea puffers also chase each other all of the time. They love nipping the fins of their tank mates. These small freshwater fish are aggressive. But if you want to keep your pea puffers with other fish, you’ll need to provide extra space. A half doze will fit comfortably in a 5 gallon aquarium. Pea Puffers only grow to about an inch in length. Several types of Dwarf Puffers are native to freshwater environments and thrive in nano aquariums. Temperament: Peaceful to Semi-AggressiveĬontrary to popular belief, Puffers are not only a saltwater species.In reality, Bettas should be kept in tanks of at least 5 gallons with a functioning heater and filter. Large pet store chains tell new aquarists this as a “marketing gimmick” to sell more Betta fish. Making them a great choice for beginners.ĭespite what you may read online (or even hear from pet store employees), Bettas should never be kept in small cups or bowls. Bettas are capable of surviving in small tanks and are flexible when it comes to water conditions. Betta FishĪs one of the most popular species in fish keeping, Bettas are prized for their vibrant colors and hardy nature. Here are our top 15 pick for the best freshwater nano fish: 1. So which of these small fish are a good fit for your small tank?ġ5 Awesome Small Freshwater Fish for Nano Tanks If you enjoy keeping small fish then why not consider a nano aquarium for them? There are a lot more nano fish available in the hobby than you might expect. ![]()
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