"How many fish to keep in the aquarium?"- This is a very common question among newbies. In this article we will look at how many underwater inhabitants can accommodate your aquarium. You need to understand that overpopulation will not lead to anything good. The fish will not feel comfortable and gradually die.
There are various formulas on the Internet that can sort things out, but in fact they do not take into account many nuances and subtleties, it is better to be guided by common sense and some knowledge. In any case, you decide.
Before you buy fish, find out three things:
Also do not forget about plants and snails. They also take up space, consume oxygen and nutrients. And filters and heaters reduce the usable volume.
An example of calculating the number of fish for the aquarium.
Let’s look at an example of how to calculate how many fish to run in an aquarium. Take a small volume. 20 liters.
Guided by what was written above, for such a volume of water, for a start, we can take:
- 5-7 fish for the upper layers of water, no more than 3-4 cm in size in the adult state;
- 4-5 fish for the middle layer, with an adult size of not more than 5-6 cm;
- 2-3 fish living on the bottom, with an adult fish size of not more than 6-7 cm;
TOTAL: 11-15 fish including equipment: heater and filter, plants, snails and decorative elements: grottoes, underwater castles, sunken ships, snags, etc.
Also note that if you take a viviparous fish, you will need to think up later on where to put the offspring. Zivorodka quickly multiply, and a small volume of the aquarium turns into a kind of jar full of sprat.
With snails is the same problem, some of their species multiply very quickly and fill the entire aquarium. It is a pity to throw it away, but it is not advisable to keep such an amount. Again, check with the seller how quickly the snails you purchase are breeding.
Conclusion on the number of fish in the aquarium.
The result is: in an aquarium with a volume of 20 liters, there can comfortably exist about 11 to 15 fish, depending on their size. For a larger volume, count accordingly.
Yes, you can put aeration, and add more fish, but you need to take into account, if you turn off the electricity, how long the fish can live without aeration.
In general, look, if all the inhabitants are in place, you see that they are comfortable, they do not interfere with each other, the fish feel good and there is free space. run more.
I hope this article helped answer the question: “How many fish should you keep in an aquarium?” And let your aquarium give you only positive emotions.