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Why Do Goldfish Change Color or Turn White? Updated on May 25, 2019. Susannah Birch. more. ... I now see one of the bigger fish scale are turning white. Do they need to have a light over the top. I thought the tank would be light enough as it was 90 degrees to a south facing window. Possible they need some minerals added to the water.


Why is My Goldfish Turning White? Final Thoughts. Because fish have limited ways of letting you know if there is a problem, it’s often a case of eliminating any potential issues where possible, to give them best chance of a healthy and happy life.


Scales peeling: When the scales of the goldfish in an area or a patch seem to have peeled back, leaving a bare place on the goldfish’s body, that is a burn. Burns from fluctuating pH levels may occur at any time while the tank is still cycling and trying to establish a colony of beneficial bacteria.


Goldfish change colour all the time and so some scales turning white is normal. I don't how how you can tell that your goldfish is a female by the fins but I'm pretty sure it's a male with breeding tubercules. See if it also has the white spots on the first ray of the pectoral fins, if it does, you'll be really sure it's a male.


There are a couple ways in which your goldfish can get white spots. If they are tiny little white spots that look like little granulars of sand, then it’s ick (aka ich). If it’s larger white spots and almost like sections of the fish are turning white then it’s probably a viral infection.


Scales coming off / missing: When a goldfish has missing scales, there is a distinct area on the body of a metallic scaled goldfish that reflects no light and can appear darker than the rest of the scales. A goldfish can lose anywhere from one sca...


White cotton-like patches on fins, body, or mouth. True Fungus (Saprolegnia) OTC medication for fungus. Check for symptoms of other illnesses. Small string-like worms visible on fish, or burrowed in skin. Anchor Worm: Over-the-counter medication for parasites. Bluish-white film on body, strained breathing caused by gill damage, peeling skin ...


I think a little more information will help everyone give you better advice. There are a number of possible issues here. Does the fish have white cotton looking fuzz on its scales? If so that's fungus, and it can be treated with a variety of fish ...


Ich (pronounced “ick”) is a parasite also called “white spot disease.” The white spots of ich are actually not the parasite itself, but the skin of the goldfish stretching over the parasite. Outbreaks are very common with new fish that have been stressed, weakened, kept in poor conditions or not quarantined (usually all of the above).


This gene triggers the loss of melanin, and gives rise to any dark scales on the fish paling or turning entirely white. 3) Poor Water Quality. If you’ve noticed your goldfish rapidly turning white, you should use a kit to test your water quality.