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FreshwaterIs sponge filter flow too strong for a betta? 2Fish HealthTreating ich with snails in the tank: what's safe and what isn't 0FreshwaterNew cherry shrimp dying in the first week: what's going on 0FreshwaterHow often should you clean a small tank to prevent ammonia spikes? 0Fish HealthOne fish died suddenly in an established tank: what to check 0Fish HealthClamped fins and shimmying in guppies and endlers 0Fish HealthBetta fin rot that won't heal after medication 0FreshwaterWhy fish lose their color at night (and when to worry) 0Fish HealthColumnaris: how to spot it and how to treat it 0Plants & AquascapingDipping plants to kill algae: hydrogen peroxide vs Excel 0Off TopicWhat are you listening to while you work on your tanks? 0Equipment & DIYShow your DIY builds and 3D prints 012waiting for a reply
FreshwaterIs sponge filter flow too strong for a betta? 2Fish HealthTreating ich with snails in the tank: what's safe and what isn't 0FreshwaterNew cherry shrimp dying in the first week: what's going on 0FreshwaterHow often should you clean a small tank to prevent ammonia spikes? 0Fish HealthOne fish died suddenly in an established tank: what to check 0Fish HealthClamped fins and shimmying in guppies and endlers 0Fish HealthBetta fin rot that won't heal after medication 0FreshwaterWhy fish lose their color at night (and when to worry) 0Fish HealthColumnaris: how to spot it and how to treat it 0Plants & AquascapingDipping plants to kill algae: hydrogen peroxide vs Excel 0Off TopicWhat are you listening to while you work on your tanks? 0Equipment & DIYShow your DIY builds and 3D prints 012waiting for a replyEverything here is free
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Members only · Est. 2026
Anyone can keep fish.
Members get it in writing.
The Underground Aquarium Society is one national body, no chapters, open to anyone who takes this seriously. Spawns get judged. Titles get earned. Your name goes on the roster.
- Breeder Award Program
- Signed certificates
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Dues from $25/yr
Costs nothing
You've got something
somebody wants
The fry you can't house. The stems you trim every week. The tank in the garage. Put it up, and let someone twenty minutes away come get it.
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