Goldfish are a relatively long-lived species, with some individuals surviving for up to 30 years when given the highest quality care.īutterfly Telescope fancy goldfish generally live for an average of between ten and 15 years. Like all goldfish, the Butterfly Telescope goldfish is a coldwater species that can live in a home aquarium or outside in a large pond. That can cause problems if the fish are housed with faster, more agile swimmers, especially at feeding times. In the most high-quality specimens, the tail spread should be 180 degrees, although that can depend on the weight of the fins that sometimes droop downward.īutterfly Telescope goldfish have round, egg-shaped bodies and a clumsy, wobbling swimming style. Interestingly, in young fish, the eyes appear normal until the fish reaches around six months of age.īutterfly Telescope goldfish have caudal or tail fins that are butterfly-shaped when viewed from above, hence the variety’s popular name. These unusual fish are so named for their distinctive protruding eyes that are mounted on ¾ inch stalks on the side of the fish’s head. What is a Butterfly Telescope Goldfish?īutterfly Telescope goldfish are one of over 200 varieties of goldfish, and they are considered to be one of the most beautiful. The Butterfly Telescope goldfish was first described in 1994 by Teichfischer. Today, all Telescope Eye goldfish are referred to in Asia as Demekins.Īll fancy fantail goldfish, including the Butterfly Telescope goldfish, are captive bred, so you won’t see these fish in the wild environment. The species is a variant of the popular Moor or Telescope fantail goldfish that were once known as Dragonfish or Dragon Eye goldfish. Sadly parents will eat their own eggs and fry so best removed to a separate tank.9 Final Thoughts Origins Of The Butterfly Telescope GoldfishĪll goldfish, scientific name Carassius auratus, are thought to originate from China, where they were developed from a species of wild Prussian carp in the early 1700s. If they are well cared for Goldfish will breed readily when they are about 2 years old regardless of their size. Females develop a deeper body and have a larger vent (just before the anal fin) than the males. These should not be confused with the disease white spot. Males have white spots on their gill plates and front edge of pectoral fins: breeding tubercles. Tend to suffer with swim bladder problems due to their body shape and may catch their eyes on ornaments.īlack Moor, Fantail, Ryukin, Oranda, to name but a few. Goldfish are omnivorous - they will eat pellets/flake, green foods and most live foods such as bloodworm.īest to keep Fancy Goldfish with other cold water fish that will not nip their fins and fish that will be comfortable living in the slightly warmer temperatures that Fancy Goldfish prefer. See Minimum Tank Volume and Minimum Tank Size above to allow for growth. Calico describes Goldfish with red, black, blue, white and orange markings.įancy Goldfish, given correct conditions can grow very large, which means they are not suitable long term for small aquaria. Telescope Eye Goldfish are cute fish to keep and very friendly, but their eyesight is not that good so for safety should not be kept in a tank with any sharp ornaments as they may bump into this and lose or damage their eyes.
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