Oscars are quite intelligent compared to the average fish, which makes them a very good choice for those who enjoy training pets. No wonder they’re one of the popular freshwater fish breeds. Often confused with the pygmy gourami, but larger. When they live in fresh water, their bodies tend to take up water because the environment is relatively hypotonic, as illustrated in Figure 1. Guppies are perfect beginner fish for one main reason; they’re so easy to care for, you might even forget that you have fish in the first place. Males may claim small territories and occasionally minor battles may occur. Almost all rainbowfish species are bred in captivity and wild populations may be protected. Many other cyprinids are sometimes mistakenly sold under this name. The same applies to fish that live in saline water, except they are unable to survive in fresh water. Fish Up to 2 1/2" They live in ditches, ponds, and lakes eating mosquito larvae and other insects. They are carnivorous in nature and would eat most smaller organisms, though they would do well in a community tank as long as they’re housed with non-aggressive fish. Not a true goby, a gudgeon. Leopard sailfin pleco, clown sailfin pleco. These environments differ from marine conditions in many ways, the most obvious being the difference in levels of salinity. A beautiful fish with bad temper. The scientific name of common carp is Cyprinus Carpio. They are freshwater fish from Africa and the Middle East. Unfortunately, they’re also very aggressive towards other species, which means that it’s impossible to keep them in a community tank. Shrimp. They’re not very picky when it comes to food but they do enjoy snacking on live food occasionally. Needs good water quality, prefers low light. An active, shoaling species; keep in groups, but may be aggressive with members of the same species in smaller (under 40 gal) tanks. Can be aggressive if kept in small numbers, aim for a group of 6 or more. Has been highly inbred in the aquarium trade and often shows poor hardiness. this species may be sold as Siamese algae eater. But opting out of some of these cookies may have an effect on your browsing experience. Best kept in a species tank or with very small peaceful fish, to enjoy its beautiful appearance and interesting behavior. One of the several fish sold under this name; there is also an albino variation. 15 Exotic Freshwater Tropical Fish Species Information 1. That’s it for our list of 21 examples of popular freshwater fish breeds. We'll assume you're ok with this, but you can opt-out if you wish. I don’t think there will ever be an article written about the most popular tropical fish that does not include these fish. Firewood catfish, (planiceps) shovelnose catfish. Stenohaline organisms are species that can only tolerate specific ranges of salinities. The blind tetra needs to be in a shoal in order to show peaceful behavior, and to prevent fin nipping. The name "silver dollar" may also refer to, The red-bellied pacu is a close relative of the. A vast number of aquatic species have successfully adapted to live in the freshwater aquarium. Catadromous fish are born in saltwater, then migrate into freshwater as juveniles where they grow into adults before migrating back … Used in its native Southeast Asia as a fighting fish; males spar with their elongated lower jaws but rarely harm each other. All halfbeaks are sensitive to changes in water quality or temperature, swim at the water surface, do not compete well with larger fish, and may jump out of uncovered tanks. Many species of this fish exist, but are not yet officially identified; the three common aquarium species are known as L-018, L-081, and L-177. Named for the long, sword-like fin located at its rear, swordtails are another popular breed for both beginner and experienced fishkeepers alike. Like most barbs, needs a diet with some vegetable food or algae. lutino variety can also be found in the aquarium trade, sold as feeder fish; the gold variety known as "rosy red" is very common (the image is of the "rosy red" strain). 5. The oscar is one of the more hardy cichlids, and can be put with other large cichlids. Other related fish also share this common name. Spotted pimelodus, pictus, pictus catfish. Catfish.. this species may be confused with tiger barb due to similarities, This species is much larger than most other barbs. However, they do need some specific water conditions which we explain in our discus care guide. In this article, we’ll take a look at 21 examples of popular freshwater fish and explore the reasons why you should, or shouldn’t, get them for your own home aquarium. A small shell-dwelling cichlid from Lake Tanganyika. Generally hardy and peaceful; considered a standard choice for less experienced aquarists. This olive-green fish can reach a … They can get pretty huge, growing up to a length of 20 cm and requiring a tank of at least 25 gallons. Peaceful and dwells at the top of the tank in schools. Gray bichir, Senegal bichir, or dinosaur bichir. May only eat live food. Lack of oxygen | Hungry | Why? They can be kept in a community tank, though they do get a little aggressive during breeding season, so most experienced fishkeepers would recommend keeping them on their own instead. Distinguished from the similar L. similis by the lack of striping on the face. Largemouth Bass. All are hardy, peaceful, and highly social; keep in groups. It’s a very hardy eel-like fish that can easily withstand minor changes in its aquatic environment.
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