What is water hardness, what types of hardness there are and what units are used to measure it, we analyzed in the previous article “Water Hardness”. Now we have to figure out how to find out the hardness of water at home. And choose from the existing methods of the most suitable for us.
Water hardness
One of the most important properties of water for living organisms is its hardness. For the general aquarium and for the simple keeping of most fish, this property of water can be varied within fairly wide limits without harm. But as you get deeper into aquaristics without knowledge of the basic physical and chemical properties of water and without the ability to determine and change them – can not do without.
Bloodworm
The bloodworm is the larva of the mosquito derguntz or another name – Chironomus plumosus (Chironomus plumosus). This mosquito got its name for its periodic twitching of its front legs. In contrast to the associations arising at the word “mosquito”, this representative of the mosquito genus does not bite.
Elodea canadensis
Elodea canadensis bushy-leaved is native to South America. It grows in standing and slow-flowing waters. The plant is unpretentious. Withstands a wide range of temperatures. undemanding to hardness and light. Can be kept in both cold-water and tropical aquariums.
Hornwort submerged
Hornwort submerged is distributed everywhere. It grows in standing and slow-flowing water. Perfectly adapted to aquarium conditions.
Vallisneria spiralis
Vallisneria spiralis is quite widespread in the south of Europe. It forms huge thickets at the mouth of the Dnieper, Bug and other rivers.
Aquarium goldfish
Goldfish is probably the most famous aquarium fish in the whole world. And keeping goldfish in an aquarium has a long and long history.
Betta fish
Betta fish aquarium fish has long been kept in aquarium conditions in China and has been known in Europe for a relatively long time. One of the names of the fish – fighting. This name she received for the unyielding temperament and bullying in relation to both their kin and representatives of other species. But the magnificence of the fins of this fish makes it a favorite of more than one generation of aquarists. And in Thailand is quite popular fights between males of this fish, which are trained in a special way.
Hyphessobrycon innesi
Hyphessobrycon innesi is known to aquarists relatively recently. Since it was discovered in nature, it has won the hearts of more than one generation of aquarists. Its unusual bright coloring is able to revive any aquarium. A relatively simple care for this fish allows you to recommend it to contain novice aquarists.