external or internal, which aquarium filter is better?
If you are an aquarium owner, then sooner or later, you will come to the question of how to choose an aquarium filter. It is also important to understand which…
Cleaning the aquarium at home: detailed instructions with which everything will work out
Aquarium fish can live and develop normally only in clean water. Its pollution and accumulation of toxins leads to the rapid growth of algae, poisoning and death of fish. Regular…