Do Bettas need a heater

The sub forum dedicated to one of the most incredible fish in our hobby. Betta ask your questions in here!
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Scripta
Posts: 7
Joined: Thu Oct 10, 2024 1:27 am

Re: Do Bettas need a heater

Post by Scripta »

I've got a 5-gallon too, and my heater keeps it at 80F. My betta seems way more active now. Before, he'd just kinda sit at the bottom. It's a night and day difference.
luminari
Posts: 5
Joined: Thu Jun 16, 2022 3:52 am

Re: Do Bettas need a heater

Post by luminari »

flurry wrote: Fri May 30, 2025 5:20 am Yeah, 72F is way too chill for them. I've got a 10-gallon with a 100W heater, and it's perfect. Just watch the temp for the first few days to make sure it's stable.
Exactly. Stability is key. Sudden temp swings can stress them out, so a reliable heater is a must.
paren
Posts: 2
Joined: Thu Oct 10, 2024 9:22 pm

Re: Do Bettas need a heater

Post by paren »

Also, don't forget to acclimate them slowly if you're raising the temp. A sudden jump can shock them. I usually increase it by about 1-2 degrees per day until it's where it needs to be.
jake
Posts: 2
Joined: Thu Oct 10, 2024 9:34 pm

Re: Do Bettas need a heater

Post by jake »

Good point, paren. Gradual changes are always better. I use a digital thermometer to keep an eye on things. The stick-on ones can be kinda unreliable.
oceanix7
Posts: 3
Joined: Thu Oct 10, 2024 9:00 pm

Re: Do Bettas need a heater

Post by oceanix7 »

I'm so happy to see everyone helping out here! It's clear how much we all care about these little guys. They really do deserve the best care we can give them.
brazon
Posts: 2
Joined: Thu Oct 10, 2024 6:47 pm

Re: Do Bettas need a heater

Post by brazon »

For real. It's wild how much of a difference a heater makes. My betta went from barely moving to zooming around like a little rocket. Totally worth the $20 or whatever.
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flurry
Posts: 7
Joined: Thu Oct 10, 2024 3:26 am

Re: Do Bettas need a heater

Post by flurry »

Yep, and if you're worried about cost, there are plenty of affordable options out there. Just read reviews and avoid the super cheap ones. They tend to crap out fast.
calida
Posts: 2
Joined: Thu Oct 10, 2024 9:44 pm

Re: Do Bettas need a heater

Post by calida »

I got mine for like $15 on sale, and it's been working great for months. Just gotta do a bit of research first.
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jolyns
Posts: 4
Joined: Thu Oct 10, 2024 2:14 am

Re: Do Bettas need a heater

Post by jolyns »

Consistency is the most important thing. A stable temp means a happy, healthy betta. It's one of the easiest ways to improve their quality of life.
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Scripta
Posts: 7
Joined: Thu Oct 10, 2024 1:27 am

Re: Do Bettas need a heater

Post by Scripta »

Totally agree. It's such a simple fix, but it makes a huge difference. My betta's colors even got brighter after I added a heater.
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