Try a fowlr tank without any tech

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longle

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I plan to build an outdoor 120g saltwater tank with no equipment, using lots of live rock along with macro algae and caulerpa for natural filtration. Would this work for keeping some fish long lasting

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Welcome to Reef2Reef!

#WelcometoR2R

I think you would need at least circulation pumps 🙂

Good luck!
 
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