Aquarium bottom stones: functions and care

  • Stones on the bottom of the aquarium are not only for decorative purposes, but also recreate natural habitats for fish.
  • They offer benefits such as shelter, plant support and biological filtration.
  • It is very important to purchase safe stones from specialist shops to avoid bacteria or toxic elements.
  • There are different types of stones and gravel ideal for aquariums, such as natural, decorative and porous gravel.

stones from the bottom of the aquarium

If you are interested in setting up an aquarium in your home, office or any other place, it is crucial that you pay attention to the Choosing stones for the bottom of the aquariumAlthough many people believe that these stones are merely decorative, their real function goes much further and is key to the health and well-being of your fish. In this article, we will explain everything you need to know about them.

Why are stones at the bottom of the aquarium important?

In addition to being a decorative element, The stones at the bottom of the aquarium perform vital functions for the internal ecosystem of the fish tank. Fish need an environment that imitates their natural habitats as closely as possible. Stones help recreate these conditions, providing a healthier and more comfortable environment for them.

For example, stones offer shelter and hiding places, which is essential for fish in times of stress. If they sense danger or are frightened by external movements, they can hide among the rocks, thus reducing stress. Not including rocks could lead to problems such as diseases and even death of fish due to increased anxiety levels.

Two seahorses in an aquarium

Additional benefits of aquarium stones

  • Biological filtration: The stones and gravel on the bottom serve as a natural medium for the growth of beneficial bacteriaThese bacteria help break down organic waste, keeping the water clean.
  • Support for plants: If you have aquatic plants in your aquarium, stones help stabilize them and allow good rooting.
  • Water stability: Some stones have properties that help stabilize the pH and hardness of the water, creating a more suitable environment for fish.

Recommended types of stones

It is essential that the stones you use at the bottom of your aquarium are safe for your fish. Therefore, they should be purchased from pet stores or aquariums. It is not advisable to use stones collected from rivers, beaches or gardens, as they may contain bacteria and other toxic elements that put the health of the fish at risk.

  • Natural gravels: Perfect for freshwater aquariums, these gravels imitate the bed of a river or lake, offering a natural and aesthetic environment.
  • Decorative stones: From smooth polished stones to volcanic rocks, these can be the center of attention in your aquarium design.
  • Porous stones: Ideal for promoting biological filtration, as they offer a larger surface area for beneficial bacteria to grow.
  • Colored gravel: If you're looking for something a little more daring, these gravels are a striking and creative option, although you should make sure they're made from non-toxic materials.

Stones and hiding places for fish

Essential care for aquarium stones

Before introducing any type of stone into your aquarium, it is essential to clean them thoroughly. Even if you buy them from a specialist store, they are likely to contain dust or residue that could cloud the water. Wash them with clean water and never use them. detergents or chemicals, as they could be harmful to the fish.

It is also advisable to observe the stones during the first few days after their introduction to the aquarium to ensure that they do not negatively affect the water quality.

Invest time and attention in the Selection and maintenance of stones for your aquarium background is crucial if you want a stable ecosystem and happy fish. With the right choices and following the recommendations mentioned above, you can ensure that your aquarium is not only a decorative space, but also an ideal place for your fish to live.


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