Luminous fish are a product of transgenic technology. The glow-in-the-dark glow of living organisms that don’t have it isn’t the only scientific advance. Maybe it’s beautiful. It’s certainly original. But there are two sides to every coin. Let’s get to the bottom of it.
Wakin Goldfish
Fish Wakin Goldfish – a breed of goldfish, which is considered the forerunner of all goldfish with a split tail. Therefore, to bypass it will simply not be correct. Although because of its size wakin more suitable for keeping in the pond, but if you want to keep and in the aquarium.
Homemade water pH test
Water ph test is produced by the industry in the form of strips impregnated with an indicator substance. These test strips are convenient. Their packaging has a scale for determining the concentration of hydrogen ions.
Water pH in aquarium
Water pH or the hydrogen value is one of the most widely used characteristics of aqueous solutions in both engineering and biology. The importance of the hydrogen value can be imagined if we remember that a decrease in pH in the internal environment of the body by just half a unit will lead to death.
Ternecia
Black Tetra (Gymnocorymbus ternetzi), commonly known as Black Skirt Tetra or Petticoat Tetra, is one of the most popular and hardy freshwater aquarium fish that has rightfully earned the love of aquarists worldwide. This elegant representative of the Characidae family remains a relevant choice for both beginner and experienced aquarists in 2026.
Endler’s guppies
Endler’s guppy (dwarf guppies) – this fish has recently begun to appear in the aquariums of amateurs. Endler’s guppy was described and introduced to the world by John Endler, who discovered this fish in one of the lakes in Venezuela. Poecilia wingei is endemic to several bodies of water in Venezuela and is found nowhere else in the world in the wild. However, thanks to the lectures of its discoverer John Endler in aquarium culture, this wonderful fish is probably already widespread all over the world.
Ranchu fish
Ranchu fish is a variety of goldfish, bred by breeders in Japan supposedly two hundred to three hundred years ago. In their homeland, it is considered the top of the art of breeders. Therefore, purebred, not hybrid ranchu have a very high price. In the nineteenth century, ranchu was accidentally brought to Russia, where it was more often called maruko.
Oranda
The oranda or red cap is a helmeted breeding form of goldfish. Some researchers believe that it was known in Japan as early as the fifteenth century. Japanese beauty standards not always understood by Europeans say that this fish is more beautiful the more fatty growth on its head.
Shubunkin
Shubunkin is a variety of goldfish bred in Japan. In Japanese pronunciation its name sounds like shibunkin. And the sound familiar to us today – shubunkin is the result of passing the word through European languages. In Europe, the fish first appeared after the First World War, from where it was imported to Russia and the Slavic countries.