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That would depend on which kind of "sucker fish" you have. Goldfish are cold water fish that produce large quantities of ammonia, which kills most freshwater algae eaters. The tropical plecostomus, however, has been known to survive in both koi ponds and goldfish tanks.
First answer by Countersong. Last edit by Countersong. Contributor trust: 73 [recommend contributor]. Question popularity: 9 [recommend question]
Answers.com > Wiki Answers > Categories > Animal Life > Pets > Can a goldfish and a sucker fish live in the same tank?
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What do sucker fish look like? Can goldfish live in fish tanks? What fish can go in the same tank as a goldfish? Can you breed goldfish while other fish in the tank? Your sucker fish is eating your goldfishs tail is this normal? How do you have goldfish mate when their other fish in the tank? What other kinds of fish can live in the same fish tank as a goldfish?
