Also, you must carry out a 30% water change every week to keep the water fresh and clean. Goldfish are notoriously dirty fish, and you will need an efficient filtration system to cope with the amount of waste they produce. So, you can create any kind of environment that you find aesthetically pleasing, as long as the water conditions are suitable. Care of the telescope goldfishīig-eyed goldfish do not live in a wild environment, being exclusively captive-bred and usually kept in aquariums. Moors are considered to be easier to keep than telescope goldfish, as they are hardier, less prone to eye problems, and can live at lower temperatures. The black moor is similar in looks to the telescope goldfish, but their eyes are not as prominent, and their scales are mostly matte black. The black moor is also known as a black demekin in Japan and is sometimes called the black telescope goldfish. These stunning fish can be found in both metallic and nacreous scale types, although they are rarely seen in a matte scale type. There is also a rare and much sought-after coloration of chocolate with orange pom-poms. black and white (known as the panda telescope goldfish).One reason that the telescope goldfish is so popular is that it comes in many beautiful colors, including: In juvenile fish under six months of age, the eyes appear normal in size, and the telescope effect does not begin to fully emerge until the fish matures. In some cases, the stalks can extend to 3/ 4 of an inch. The telescope goldfish is known for its large, protruding eyes that are set on the end of long cone-like stalks, which are mounted on the sides of the fish’s head. The fish’s body is short with a wide head and split tail (caudal) fin of moderate length or, in some cases, long and flowing as in the veil tail, butterfly tail, and broadtail. The telescope goldfish is a variety of fancy goldfish, having a rounded or egg-shaped body. However, in later years, the Japanese christened the fish Demekins, and that’s what telescope fish are still called today. This unusual variety of fantail was once called the Dragon Eye goldfish or Dragonfish. Telescope goldfish, scientific name Carassius auratus, is thought to originate from China, where they were first developed in the early 1700s. The telescope goldfish is one of over 125 captive-bred varieties of the fantail. Most of the wonderfully diverse and colorful fancy varieties of goldfish that are enjoyed by hobbyists today were developed by Asian Breeders, specifically in China. In the 1500s, goldfish were traded by China to Japan, appearing in Europe in the 1600s and in America by the 1800s. These wild fish inhabit stagnant and slow-moving waters, especially ponds, ditches, and lakes, and small rivers, where they feed on vegetable matter, insects, small crustaceans, and detritus. Recent research suggests that modern goldfish are descended from wild carp, originating in parts of Asia and Siberia. But first, let’s find out more about the origins of this unusual and attractive coldwater species. In this guide, we give you all the information you’ll need to successfully keep and breed these beautiful freshwater fish in a home aquarium setup. If you enjoy the spectacular finnage and wide range of colors that are offered by fantail goldfish, you might want to consider adding a telescope goldfish to your collection.

Red telescope fish