If you decide to start an aquarium, then the question inevitably arises: what is necessary for normal life of the aquarium, what is the minimum equipment to buy, so that the fish feel comfortable.
Do I need a filter in the aquarium?
Unfortunately, the aquarium is not a closed and self-sufficient system, and the water in it must be constantly cleaned, otherwise it will bloom rapidly and become cloudy. A filter is one of the most necessary devices for long-term fish keeping. If you have a small aquarium up to 60 liters, the best option is to buy an internal filter, for larger tanks of 200, 300 or even 500 liters, you simply need an external filter that has a more thoughtful cleaning system and is easy to clean.
Do you need light in the aquarium?
So, what else besides a filter is needed for a home aquarium and it is also worth it to purchase in advance. Many experienced owners of fish recommend in any case not to rely on sunlight and do not place a container of water under direct sunlight. So the water will quickly deteriorate, and its temperature will gallop throughout the day. But the twilight is not the most favorable conditions for the life of the inhabitants of the aquarium. Therefore, you just need to purchase a suitable size for the aquarium lamp or lamp, which will provide a comfortable environment.
Do I need a compressor in the aquarium?
Finally, the third necessary device in the aquarium is a compressor that provides saturation of water with oxygen. Compressors are of two types: internal and external. External does not take place inside the aquarium, but at work they are quite noisy, internal ones are quiet, however they take up a lot of space inside the aquarium.
Do I need a heater in the aquarium?
The solution to this question depends on what kind of fish you are going to contain. If these are heat-loving and capricious tropical conditions, then it is better to buy a modern water heater for an aquarium that will maintain a constant water temperature. For more stable fish, you can first bring water to the desired room temperature, which will continue to exist. What you really need is a thermometer that will show fluctuations, and you will be able to react in time not to them.