Despite being one of the most popular species in the hobby, the tiger barb is also one of the most misunderstood and is frequently a contributing factor to the loss of new fishkeepers from the hobby. Tiger barbs are best kept in schools of at least 10 fish.
The cherry barb is an incredibly hardy fish, and grows to a maximum of 2 inches (5cm) in the home aquarium, making it an excellent beginner fish. The males can be identified by their red coloring, which deepens significantly during mating.
If aquarium size permits, Cory Catfish school in groups of six or more. Cory Catfish schooling behavior is a pretty interesting thing to see as the fish move throughout the tank synced like a precision dance ensemble. Cory Catfish Size: Depending on the specific type, Cory Catfish size can range from about 1 inch to about 2.5 inches in length.
Guppies are known for their hardiness and great ability to adjust to different environments, but if you really want your guppies to feel comfortable, there are some general recommendations for making your aquarium the best place for their exact needs.
Females have more rounded and heavyset bodies. Meanwhile, males are thinner. Male Pearl Gouramis also have more angular bodies, straighter lines instead of curves. This difference is subtle and may take some practice to master. You can readily identify male Pearl Gouramis by their coloration.
The common platy (Xiphophorus), also known as the southern platyfish or mickey mouse platy is a small, popular live-bearing fish. It is native to North America and Central America and can be found from central Mexico to Belize.
The Siamese fighting fish (Betta splendens), commonly known as the betta, is a popular fish in the aquarium trade. Bettas are a member of the gourami family and are known to be highly territorial. Males in particular are prone to high levels of aggression and will attack each other if housed in the same tank.
The Zebra Danio has a slender, compressed body and a barbel at the end of each lip. These small fish reach lengths of only up to about 2 1/4 inches (7 cm) in the aquarium, though they can get slightly larger in a pond. They are thought to be primarily an annual species in the wild, but in captivity they can have a lifespan of 3 to 4 years. Some have lived up to 5 1/2 years with proper care.
The southern platyfish, common platy, or moonfish (Xiphophorus maculatus) is a species of freshwater fish in family Poeciliidae of order Cyprinodontiformes. A live-bearer, it is closely related to the green swordtail (X. hellerii) and can interbreed with it.
Tiger barb in an aquarium The tiger barb or Sumatra barb (Puntigrus tetrazona), is a species of tropical cyprinid fish. The natural geographic range reportedly extends throughout the Malay Peninsula, Sumatra and Borneo in Indonesia, with unsubstantiated sightings reported in Cambodia.