Goldfish/Freshwater sump help for beginner.

Jun 12, 2017
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#1
Howdy,

I'll preface with I'm definitely committed to keeping the fish alive and healthy.

I'm a non-keeper that recently acquired a 40-gallon tall tank for $3.00 and am looking to get 2-3 fancy goldfish and a couple of hillstream loaches. I know goldfish can get pretty obnoxious with the waste/ammonia/nitrates so I was planning on a doing a planted tank. However, co2 was too expensive so I thought about doing a 10-20 gallon sump with algae scrubber. This would grow my water supply to deconcentrate the waste from the fish, supply oxygen with the scrubber, and keep all of the works out of my tank all the while keeping cost relatively low. However, to me it looks right on paper but that's easy to say as a non-owner.

My inquiry is basically: will this keep the fish alive and healthy whilst remaining sustainable?
 

Alma@fish

Small Fish
Jun 19, 2017
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#2
Sounds like a great idea to me! You might want to try it out with a few fish first and then add more. You might need to feed them for the first few weeks-months till the tank is sustainable