How many fish can live in 25 liters?

It's impossible to give a specific number of fish that can live in 25 liters without more information. Here's why:

* Fish Species: Different fish species have vastly different sizes and needs. A tiny neon tetra will require much less space than a large goldfish.

* Tank Type: A 25-liter tank might be suitable for a few small fish if it's well-filtered and maintained, but it's not enough for larger fish or multiple species.

* Fish Behavior: Some fish are more aggressive or territorial, requiring more space to avoid conflict.

* Water Quality: The size of the tank impacts water quality. Smaller tanks can be more challenging to maintain good water parameters, which can affect how many fish can be kept healthy.

General Rule of Thumb:

* Overstocking is harmful: Too many fish in a small space leads to poor water quality, stress, and disease.

* Focus on appropriate space: Research the specific needs of the fish you are interested in and choose a tank size that meets those needs.

For 25 Liters (approximately 6.6 gallons):

* It's best to stick with one or two very small fish (like neon tetras or dwarf danios), ensuring the tank is properly filtered and maintained.

* Avoid larger fish or multiple species.

Always prioritize the health and well-being of your fish. Consult with a knowledgeable fishkeeper or a reputable pet store for more specific advice based on the specific species you're interested in.