A goldfish turning black may be developing natural pigmentation or dark marks as damaged skin…
Author: Naveen Pandurangavittal
Goldfish
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Goldfish at the Bottom of the Tank: Causes & Fixes
A goldfish that’s normally active suddenly parked on the substrate, barely moving, is telling you…
Goldfish
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Goldfish at the Top of the Tank: All Causes & Fixes
A goldfish parked at the surface, especially one visibly gulping or “kissing” the water line,…
Goldfish
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Goldfish Swimming Erratically, in Circles, or Too Fast?
A goldfish suddenly darting around the aquarium, swimming in circles, or repeatedly bumping into the…
Goldfish
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Why Goldfish Swimming Upside Down, Sideways & Backwards
A goldfish floating belly-up at the surface looks alarming and is often mistaken for dead…
Goldfish
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Goldfish Types: 23 Varieties With Pictures
Over the many years, selective breeding has produced many different goldfish types, especially among fancy…
Goldfish
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Goldfish Not Eating? 6 Causes and Fixes
A goldfish not eating may be reacting to unfamiliar food, stress, poor water quality, temperature…
Guppies
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Rare Fancy Guppies: 11 Beautiful Strains Hard to Find & Breed
There are hundreds of named fancy guppy strains, but only a handful earn the label…
