Zebra danios prefer clear water with some movement, so a filter is necessary to keep the water clean and circulated. This way, you won’t be confused when stocking your tank. Just follow this golden rule: For every two inches of fish, you need one gallon of water. The ideal size is at least a 10-gallon tank for 5 fish. Tank SizeĪlthough they are small species, zebra danios are schooling fish and prefer to live in groups.įor this reason, it’s important that you provide them with enough space to swim and explore.
Therefore, I suggest using an aquarium heater to maintain a consistent temperature in your tank.
Īny fluctuations in temperature can shock your fish and cause them stress, which can lead to disease. The optimum temperature for them is between 64 and 77 degrees Fahrenheit. When it comes to water temperature, Zebra Danios are very tolerant and can adapt to a wide range of conditions. This means that the level of dissolved minerals in your water should be between 8 to 12 dGH. To avoid any drastic changes in pH, I recommend using a water test kit to regularly test the levels in your tank.Īs for water hardness, Zebra Danios prefer soft to moderately hard water. The ideal pH level for them is between 6.8-7.2. One of the most important things to consider when setting up your Zebra Danio tank is the pH level. Zebra Danio Tank Requirements Water Cycling FrequencyĪlthough zebra danios are hardy fish, it’s important that you properly cycle your tank before adding them.Ĭycling your aquarium is crucial to keeping your fish away from ammonia and nitrites, which can be extremely harmful (and even fatal) to them.ĭepending on the fish population in your aquarium, change 25 percent of the water every one to two weeks. While the female has a bigger white belly and silver lines between the blue stripes.Ĭompared to males, female zebra danio has lighter pink coloration and more rounded bodies.Ī plus, adult females have a small genital papilla located on their anal fin. The male zebra danios are like missiles with lined up golden and blue stripes in a row. In addition, they have tapered and compressed bodies on the sides, with pointed-up mouths. The zebra danio’s name comes from the five blue stripes horizontally running across its body and continuing onto its caudal fin.ĭuring the larval stage, these blue stripes are transparent and they gradually darken as the fish matures. Like any other pet, Zebras need good care to live a long and healthy life! Zebra Danios Appearance & Colors However, this varies and depends on how well you care for it. Generally, Zebra Danio fish have a lifespan of 2-5 years. This is generally owing to a greater amount of space and natural food available in ponds in contrast to tanks. However, they only reach this size when they live in ponds rather than in an outdoor aquarium. Additionally, there are reports exist of Zebra Danio reaching 3 inches in length. The Zebra Danio grows up to 2.5 inches long. These fish live in a variety of habitats, from slow-moving streams to fast-moving and even stagnant ponds.Īs long as there’s a murky bottom, plenty of plant life on the edge, and a few stones for them to hide under, they’re content! Zebra Danios Size The zebra danio fish is native to tropical and subtropical areas in India, Bhutan, and Bangladesh.
In 1822, Francis Buchanan-Hamilton, a renowned scientist who significantly aided in the study of India’s nature, described zebra danios.Īs a result of continual updating, the species was reclassified as the Danio genus and is now known by its scientific name Danio rerio. In this guide, we will go over everything you need to know about Zebra Danio care, including their diet, habitat, tank mates, and more! Zebra Danios History These schooling fish are native to water bodies throughout India and Bangladesh, where they swim together in large groups. The Zebra Danio (Danio rerio) is a tiny, bright freshwater fish that is very popular in the aquarium trade among fish keepers.
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