This is to say that they are horizontally striped and typically have five pronounced, dark blue stripes that are iridescent and run the full length of their bodies.īody shape is long and rounded, like a little missile. Zebra Danios have an appearance rather evocative of their name. We will discuss more on tank requirements a little later in this article. Healthy and well-kept Zebra Danios live on average anywhere from 3.5-5 years but can live comfortably up to a ripe old age of even 6 years, which is quite a long time for such a little fish. READ Discus Fish: The Complete Care And Breeding Guide Zebra Danio Lifespan Danios are known to nip and pluck at those tempting fins, and encounters can border on the aggressive or bullying. This can lead to them being quite stressed and prone to illnesses since they aren’t behaving as they normally would, which is super active.Īnother point to note is that you should take precautions with slower-moving fish who have long, flowing fins. On the other hand, a singular Danio is a lonely Danio and will often hide instead of engaging or looking interested in their surrounding. They will act like busy bees in a hive and zip all over the place. If a very large shoal of Danios is kept in your tank, you may expect to see some serious activity and taking up all space in the tank at every level. The Danios are active swimmers and can be seen chasing each other around and playfully antagonizing one another. What might look like in-fighting amongst the group is actually more often attributed to playful behaviors akin to a little light teasing among friends. There is a definite pecking order which can be fun and interesting to observe to their keeper and the casual observer. Groups will often display various levels of dominant behaviors. They are a shoaling species, so you should always have a group and avoid keeping one on its own, which would be ill-advised. Zebra Danios are pretty easygoing fish on the whole. Why are they such a popular addition to tank communities? We’ll delve a little deeper as we go through this article. Whew, that’s a lot for one small freshwater fish! Chances are that some of the research that Zebra Danios have been involved in may have saved or impacted the life of you or someone you know.Īnd yet, they are ubiquitous in aquariums the world over as an admired and attractive fish to have in your tank. They have been used in stem cell, regeneration, drug, and even cancer research.There are some who can fluoresce through modification using jellyfish genes.They are a research organism used for the study of vertebrates.They have their very own dedicated scientific journal and have been fully genetically sequenced.Some fun facts about the humble Zebra Danio: A little freshwater fish like this? How, you ask? Zebra Danios have a varied history and even some historical significance. We’ll discuss more on those a little later. Some eye-popping statistics abound for the conditions these little guys can thrive and even flourish in. Often known as Zebrafish, they may also go by the name Striped Danio, but however you are introduced to this little species, it’s clear where they get their common name from.įound in the flowing freshwater streams or pools of India, Nepal, Bangladesh, and surrounding areas, they are a very hardy bunch indeed. The Zebra Danio (Zebrafish) is a sprightly little striped fish that is a natural addition to any new hobbyist’s list of species to have.
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