Small bottom-feeder options

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guppyroam
Posts: 9
Joined: Thu Oct 10, 2024 7:53 pm

Small bottom-feeder options

Post by guppyroam »

Looking for small bottom feeders for a 20 gallon planted tank. Need something that won't mess with my shrimp but can handle leftover food. Any suggestions?
riverton
Posts: 2
Joined: Thu Oct 10, 2024 6:45 pm

Re: Small bottom-feeder options

Post by riverton »

Pygmy Corydoras are a solid choice. They stay small, around an inch, and are peaceful. I've kept them with shrimp before, no issues. Just make sure you have sand or smooth substrate.
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finley_es
Posts: 9
Joined: Thu Oct 10, 2024 1:44 am

Re: Small bottom-feeder options

Post by finley_es »

Second the Pygmy Corys. They're chill and do a great job cleaning up. Also, Otocinclus could work if you have algae. Just gotta acclimate them slowly.
olivera
Posts: 2
Joined: Thu Oct 10, 2024 4:05 pm

Re: Small bottom-feeder options

Post by olivera »

I've had good luck with Kuhli Loaches in my 20 gallon. They're fun to watch and won't bother shrimp. Just keep the tank well covered, they're escape artists.
bravido
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Joined: Thu Oct 10, 2024 7:20 pm

Re: Small bottom-feeder options

Post by bravido »

Kuhlis are cool, but they can get a bit bigger than Pygmy Corys. If you want something tiny, try Asian Stone Catfish. They're super low key and stay small.
guppyroam
Posts: 9
Joined: Thu Oct 10, 2024 7:53 pm

Re: Small bottom-feeder options

Post by guppyroam »

Thanks for the suggestions, everyone. Gonna look into Pygmy Corys and Asian Stone Catfish. Any tips on feeding them?
timberly
Posts: 7
Joined: Thu Oct 10, 2024 10:20 pm

Re: Small bottom-feeder options

Post by timberly »

guppyroam wrote: Thu Jul 10, 2025 2:21 am Thanks for the suggestions, everyone. Gonna look into Pygmy Corys and Asian Stone Catfish. Any tips on feeding them?
They'll scavenge, but sinking pellets or frozen bloodworms once in a while keep 'em happy.
fluxeon8
Posts: 10
Joined: Thu Oct 10, 2024 2:48 pm

Re: Small bottom-feeder options

Post by fluxeon8 »

Yep, Pygmy Corys love sinking pellets. I drop a couple in at night, and they're gone by morning. Just don't overfeed, or you'll mess with your water params.
Dmarie19
Posts: 4
Joined: Thu Oct 10, 2024 5:57 pm

Re: Small bottom-feeder options

Post by Dmarie19 »

I've got a group of Pygmy Corys in my 15 gallon. They're always active and don't bother my shrimp. Plus, they're cute as heck.
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Falkeon
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Joined: Wed Oct 09, 2024 10:55 pm

Re: Small bottom-feeder options

Post by Falkeon »

Ain't nobody mentioned Bristlenose Plecos yet. They're small, but might outgrow a 20 gal. Stick with the Corys or Otos, imo.
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