Your fish should be fine, however 2.5 gallon water change should be increased to 5 gallons. Appx. 20-25% water changes. Remember gold fish need lots of dissolved oxygen in their tanks. Doing a larger water change adds much needed dissolved oxygen back to your tank. Your airstone is a nice decoration, but adds no oxygen to the tank. Only water movement like your filter and power head (waves wind waterfalls etc) will add dissolved oxygen.
You don't need a heater for your gold fish. They should be fine.
(Just a remember some common gold fish can grow as large as 8 inches. If your fish, in years to come grow this large, you may reconsider a larger tank.)
2007-03-06 03:32:10
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answer #1
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answered by danielle Z 7
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Unfortunately you're not fine, and will get overcrowded as the fish grow. If you had fancy goldfish, you could get away with it, but common goldfish can grow over a foot long, easily, and they are pond fish for a reason. They produce copious amount of waste and toxic ammonia.
You sound like you take good care of your tank, but please consider getting fish that are more appropriate for a tank that size. If you're into goldfish, a couple fancies would work (that's fantails, orandas, etc). You should also increase weekly water changes to 5 gallons (25% of the total amount).
2007-03-06 11:50:22
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answer #2
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answered by Zoe 6
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Its not over crowded but it is fully stocked. Get a heater. You will have less disease if you keep the tank at a consistant temperature. As the common GF get bigger you will have to change out more than 15% of the water once a week. You may need to change out 50% once a week to maintain good water quality especially when the GF get bigger. Those will get 10 tp 12 inches if they reach adulthood so a bigger tank is in your future.
2007-03-09 19:46:43
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answer #3
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answered by Sunday P 5
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You're fine with what you've got. The rule of thumb is ten gallons of water per goldfish
2007-03-06 11:22:17
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answer #4
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answered by gizmo 3
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That is fine, as long as you don't add anymore fish, you are good to go.
2007-03-06 11:24:43
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answer #5
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answered by chamelean75 2
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that's plenty of room for 2 goldfish. they won't need all that much space. i have a fishtank with 30 gallons and about 10 fish in it.
2007-03-06 11:18:52
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answer #6
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answered by Hailey L 2
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you're fine.
you could probably get another one or two if you want
you don't need a heater for goldfish, they like cold water
2007-03-06 11:19:55
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answer #7
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answered by Anonymous
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no you sould be alright.
2007-03-06 12:55:00
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answer #8
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answered by Anonymous
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