Can Guppy Fish Live Alone In A Small Fish Tank?

Guppies are one of the most widely distributed tropical fishes. Guppies are very lenient with their environmental demands. Guppies can be kept with other guppies or with other peaceful species of fish with similar requirements.

Can Guppy Fish Live Alone In A Small Fish Tank

Can Guppy Fish Live Alone In A Small Fish Tank? Yes, you can keep one guppy alone in a tank. Guppies are schooling fish and prefer to be kept in numbers of three plus. They can be perfectly happy living in a small tank by themselves.

Some experts even advise that beginners should try out one fish before stepping up to multiple fishes. However, guppies enjoy each other’s company because they are schooling fish. But if they are not kept in the right numbers, numerous guppies in a tank can make them grow timid, stressed, sick, or even aggressive.

Do Guppies Get Lonely?

Guppies will not get lonely because they do not have feelings or emotions like us,  Guppies prefer to be kept in groups with other guppies or any other non aggressive fish that are the same size as them.

If you do keep guppies in groups be aware that they do breed frequently and you will need to act accordingly.  Take a look at this article I wrote about guppy breeding / pregnant

Can Guppies Die of Loneliness?

Guppies will not die of loneliness because they don’t have emotions like us.  Guppies commonly die from stress and not loneliness.

If you are worried about your guppy being lonely I would recommend to add some more guppies to your tank that are the same sex (So they don’t multiply)

How Do I Know If My Guppy Is Happy?

The best way to know if your guppy is happy is if they are looking in good condition.  If they look in good condition this means they are happy.

If they are active swimming about the tank is also another good indication they are happy.

Do Guppies Need To Be Kept in Groups?

Guppies are social fish and prefer to be kept in groups. Guppies are generally known to be peaceful fishes and they are compatible with many species of fishes except for the aggressive species. If you don’t want to keep only guppies, they can tolerate other species in a community tank.

Basically, guppies cope well with other fishes that have similar demands and fishes that are not big enough to mistake them for food. Guppies can deal with specific species such as; Mollies, Swordtails, honey gouramis, platies, cory catfish, cardinal tetras, otocinclus catfish, etc.

It is essential to keep only compatible species together in community tanks. It would be best if you considered several factors such as; water parameters, tank size, diet, breeding, aquarium stocking, and also behavioral triggers.

How Many Guppies Can You Keep In a Tank?

Generally you can keep 1 inch of fish for each one gallon of water. The average size of a adult guppy is 1 inch to 1.5 inch, so in a 10 gallon tank you can keep 7 – 10 guppies.

If you have male and female guppies in the tank you will need to factor in that they will breed and multiply.

Can You Keep Male And Female Guppies Together?

If you intend to keep male and female guppies together, you must ensure you do so in the right proportion. Most guppy breeders will agree that the best male to female ratio for guppies is 3:1. Guppies are generally happy and content with this proportion.

At this proportion, you can be sure that your guppies will be comfortable in their tanks. Likewise, the right balance will prevent issues like; bullying, fighting, aggressiveness, or other stress factors that can be linked to this situation.

Also, male guppies are more sexually active than females. Therefore, single female guppy cannot be enough for a male guppy. The female guppy can be stressed out as a result of repeated mating or trying to get away from male guppy.

Mixing your guppies with the same breed or other compatible fishes will prevent them from being lonely. Keeping them together can help them develop joint adaptive behaviors. Nevertheless, it is essential to pay attention to the number of fishes kept in the same tank depending on the size.


Aquarium owners can decide to keep only one guppy fish depending on certain factors. Keeping one single guppy fish in a small tank is not a bad idea. However, guppies can perform if kept together in the right numbers because they are schooling fish.