Ideal betta tankmates for community tank
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fadah - Posts: 9
- Joined: Thu Oct 10, 2024 3:31 pm
Ideal betta tankmates for community tank
Setting up a 20 gallon community tank and wanna add a betta. What fish can chill with it without causing drama? Heard some species might mess with the betta's vibe.
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greedia - Posts: 5
- Joined: Thu Oct 10, 2024 5:33 pm
Re: Ideal betta tankmates for community tank
I've had luck with Neon Tetras and Corydoras. They're pretty chill and don't bother my betta. Just make sure the tank's got enough hiding spots.
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morrow - Posts: 6
- Joined: Sun Sep 15, 2024 8:11 pm
Re: Ideal betta tankmates for community tank
Neon Tetras can work, but avoid fin-nippers like Tiger Barbs. Bettas are slow swimmers, so fast-moving fish might stress them. A 20 gallon is a good size, but keep an eye on aggression. Also, ensure the water params are stable, 0 ammonia, 0 nitrite, and under 20 ppm nitrate.
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brooks - Posts: 3
- Joined: Thu Oct 10, 2024 9:37 pm
Re: Ideal betta tankmates for community tank
Totally agree. I'd add that Harlequin Rasboras are another safe bet. They're peaceful and stay out of the betta's way. Just avoid anything flashy that might trigger the betta's territorial side.morrow wrote: ↑Tue Jul 29, 2025 3:41 pm Neon Tetras can work, but avoid fin-nippers like Tiger Barbs. Bettas are slow swimmers, so fast-moving fish might stress them. A 20 gallon is a good size, but keep an eye on aggression. Also, ensure the water params are stable, 0 ammonia, 0 nitrite, and under 20 ppm nitrate.
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Lumina9 - Posts: 11
- Joined: Thu Oct 10, 2024 3:31 am
Re: Ideal betta tankmates for community tank
What about shrimp? I've seen some folks keep Cherry Shrimp with bettas, but not sure if it's sketchy.
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tyrny - Posts: 14
- Joined: Thu Oct 10, 2024 3:38 pm
Re: Ideal betta tankmates for community tank
Shrimp can be hit or miss. Some bettas ignore 'em, others turn 'em into snacks. If you're gonna try, start with cheap ones like Ghost Shrimp to test the waters.
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tiggyx - Posts: 2
- Joined: Thu Oct 10, 2024 3:11 pm
Re: Ideal betta tankmates for community tank
I've got a betta with a small group of Otocinclus. They're great for algae and super peaceful. Just make sure the tank's well-established with plenty of biofilm for them to graze on.
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fadah - Posts: 9
- Joined: Thu Oct 10, 2024 3:31 pm
Re: Ideal betta tankmates for community tank
Thanks for the tips, everyone. Gonna start with Corydoras and see how it goes.
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greedia - Posts: 5
- Joined: Thu Oct 10, 2024 5:33 pm
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morrow - Posts: 6
- Joined: Sun Sep 15, 2024 8:11 pm
Re: Ideal betta tankmates for community tank
One more thing: avoid adding too many tankmates at once. Introduce them slowly to monitor the betta's reaction. Sudden changes can stress them out.