Honestly, that would really depend on the fish you have now, and are you planning to get a larger tank in the future? If your gold fish are 1"-2" you can add more fish. Knowing that gold fish require lots of Dissolved Oxygen, which only enters the water by movement, i.e. your filter flow or a power head (wind waves etc) adding more fish to your tank will quickly over load it. Without the increased Dissolved Oxygen even now when your fish are small will place undue stress on them. Gold fish in general, carp koi require 1 square foot of surface water per inch of fish (actually it is measured in pounds but this is close enough)
If you know the type of fish you have and you know how large they are going to become figure out how many you can add.
If your fish are common gold fish which will grow to around 5-6 inches with a two year period, and you are planning on starting another tank in the interium, and your fish now are only 1-2 inches you can add another gold fish, or an algae eater. If you are planning on keeping the tank you have you really should not get more fish.
You may see the feeder gold fish or regular gold fish in the pet stores all jammed into a tank. These tanks are set up differently than a home aquarium and have lots of dissolved oxygen, filtration and uv sterilizers. The fish are not normally in the tank that long since they sell so many and receive new in all the time.
Believe it or not, they are currently genetically breeding a gold fish designed for a home aquarium. It is not going to grow more than 3" and can be kept in a warm aquarium. They have not yet released this fish to the public, however I will surely let you know when they do.
2007-03-05 00:29:00
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answer #1
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answered by danielle Z 7
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You cannot add anymore. Each GF needs 10 gallons. That tank is fully stocked. You will have to get a larger tank for the two you have now. Until then change at least 50% of the water once a week. Two times a week would be better. Sorry go complain to the pet store that sold you this get up. They were in the wrong.
2007-03-06 13:45:16
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answer #2
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answered by Sunday P 5
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Two goldfish in a 10 gallon tank is plenty.
I would not recommend more fish.
2007-03-05 08:24:04
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answer #3
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answered by The Truth 2.0 5
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Since you're sticking with goldfishes, do not add any other types of fish other than freshwater coldwater types.
As for the amount of fishes, take 75cm2 of the tank's base to one fish.
2007-03-05 08:39:18
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answer #4
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answered by Xaelia 5
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You are already overloaded. Keep the 10 as a "quarantine tank" for new fish and put your two goldies in at least a 29. If you plan on getting more, which they'd appreciate, go for a 55.
2007-03-05 08:56:45
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answer #5
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answered by something_fishy 5
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nothing, you're overstocked with 2 goldfish.
if they're fancies they need minimum10 gallons EACH, 15 or more once full grown.
if they're commons they need closer to 20 gallons each, with view to move them to a pond when they get bigger.
or go by the rule, 20 gallons for the first goldfish, 10 gallons per goldfish thereafter. i prefer this rule. but i also think all commons (long bodied) should go in ponds and not tanks.
commons should grow to 12-14"
fancys should grow to 8-10"
and astonishingly quickly if in the right size tank!
2007-03-05 07:23:19
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answer #6
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answered by catx 7
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You can probably safely add two more goldfish,however increasing the number of goldfish will decrease the size to which they will all eventually grow.
2007-03-05 10:33:53
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answer #7
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answered by xxx 4
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I would only add more goldfish, because their ammonia or something they give off sometimes kill other kinds of fish. It happened to me over and over until someone finally told me this sometimes happens.
2007-03-05 07:16:44
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answer #8
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answered by Anonymous
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