Can You Keep Guppies and Danios Together In The Same Tank?

Guppies and Danios alike are both freshwater fish. While Danios is exclusive for its pattern of horizontal stripes, a row of spots, guppies are known for their bright multi-color facet. Guppies and Danios both have relatively small bodies, and they are not so challenging to identify.

Can You Keep Guppies and Danios Together In The Same Tank?

Yes, you can keep Guppies and Danios together in the same tank. They are both peaceful fish and share similar water and environment conditions.

Guppies and Danios Together In The Same Tank

However, you might need to take some caution if you are interested in breeding their fry. Guppies have high reproductive prowess, and they can end up outgrowing Danios in the tank. Danios, on the other hand, are not livebearers, they lay eggs instead, and they even feed on their eggs. Both guppies and Danios can feed on guppy fry, and guppies will also join Danios in feeding on their eggs.

Are You Looking To Keep Guppies? If yes check out our care guide here

What Makes Danios And Guppies Compatible? 

Danios and guppies are good together because they have a lot of things in common. They are both tropical fish, and they don’t have any outrageous environmental demand. The combination of these two species in the same tank is very colorful, making them fun and relaxing to watch.

Aside from having similar environmental demands, Danios and guppies also have the same temperament. They are both peace-loving species, and they can coexist without troubling each other. All you need to do is add Danios in multiple because they feel protected when they have their members around.

Major Challenge Of Keeping Danios And Fry In The Same Tank

The major challenge with keeping guppies and Danios together is raising their fry. There might be a little challenge during their breeding season if you intend to keep the fry. Guppies are livebearers while Danios are not, and this marks a significant difference in their breeding pattern. The two species are not caregivers. Thus, they don’t protect their fry in any regard.

Danios scatter their eggs, and they even feed on them. Guppies, too, can feast on their fry even when they are well fed. The two species then find common ground because guppies will feed on any egg they see in the tank, and Danios can also join guppies in feeding on their fry.

While some tank owners view this as a technique of keeping the tank population under check and balance, it is undesirable for those that are interested in keeping the fry. You can, however, protect guppy fry by separating them into a different tank. Similarly, you can also make use of breeding boxes or separation of eggs to protect both the eggs and fry of Danios.

Likewise, you can also protect Danios’ egg and guppy fry by adding a lot of aquarium plants to the tank. These aquarium plants provide suitable hiding spots for guppy fry and a suitable surface for Danios’ egg to attach.

General Tank Requirements Of Danios and Guppies

Aside from the fact that guppies and Danios are hardy and they can adapt to varying environmental conditions; they also don’t have any complicated ecological demands. The two species are easy to keep and maintain. Even inexperienced aquarium owners can successfully keep them together without having any problems at all.

Both species are not so big, so you do not necessarily need a big tank to accommodate them. A medium-sized container with the right water quantity will help them. Likewise, you don’t need any high maintenance technique to keep the tank suitable for them.

Guppies and Danios can cope with a wide temperature range of 55-85°F. Therefore, they do not necessarily need a tank heater. They also prefer water in the neutral to alkaline zone, usually between the fields of 7-8 and maintain a kH between the ranges of 120-180ppm to stabilize the pH of the tank. Likewise, you should ensure that the nitrate level of the tank is kept at zero level.

Likewise, routine cleaning of their tanks is also essential to prevent the accumulation of harmful chemicals like nitrate, nitrite, ammonia, and a high level of chlorine. You should also avoid overcrowding the tank to prevent the exhibition of nipping behavior between the two species.

The presence of pebbles, fine sands, filters, aquarium plants, as well as non-fish tank mates can also add special touches to your tank.

Feeding Guppies And Danios In The Same Tank

Just like every other living thing, guppies and Danios alike require a quality diet to live a healthy life and for proper growth. It is not just about the quantity of food you feed them with; you also need to supply them with a quality diet in the right proportion. What you provide them with can go a long way in determining how well they will grow, their lifespan, as well as their overall health.

One of the primary reasons why keeping Danios and guppies together in the same tank is easy is because they have a closely related nutritional requirement. So, you don’t have to worry about creating different diet plans for the two species, except there is a great need for it.

Tropical flake food is one of the most suitable in a tank that contains both Danios and guppies. Other foods they like in common are blood worms, cucumbers, zucchini, lettuce, and peas. You can also try out different vegetables like carrots and continue feeding it to them if you discover they like it. They can also feed on Daphnia and mosquito larvae.


Aquarium owners often like keeping different species of compatible fish in the same tank to spice up their aquariums. Guppies and Danios in the same container are one of the most comfortable combinations because they can cohabit peacefully. They also have a similar tank, environmental, water, and nutritional requirements. However, you might need to pay attention during the breeding season if you intend to keep the fry.

Recent Posts

Endlers livebearers Fish Care Guide
Endlers livebearers Fish Care Guide