how to monitor Betta fish health

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finchly
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Joined: Thu Oct 10, 2024 2:12 am

how to monitor Betta fish health

Post by finchly »

I've had my betta for about six months now, and I'm not sure if he's doing okay. His fins look a bit ragged, and he's not as active as usual. What are the best ways to check if he's healthy?
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bronco5
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Re: how to monitor Betta fish health

Post by bronco5 »

First thing's first, check your water params. Ammonia and nitrite gotta be zero, nitrate under 20 ppm. If those are sketchy, it's gonna mess with your fish big time. Also, how often you doing water changes?
Stormy11
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Re: how to monitor Betta fish health

Post by Stormy11 »

I agree with bronco5 about the water quality. Ragged fins could mean fin rot or stress. What's your tank size? Bettas need at least 5 gallons to thrive. Also, any tankmates? They can stress him out if they're too aggressive.
fin_troller
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Re: how to monitor Betta fish health

Post by fin_troller »

Yep, water's key. But don't freak out if he's just chillin' more than usual. Mine does that sometimes, then bounces back. You got a heater? They're tropical fish, so temps below 78F can make 'em sluggish.
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bronco5
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Re: how to monitor Betta fish health

Post by bronco5 »

fin_troller wrote: Fri Jun 27, 2025 1:10 pm Yep, water's key. But don't freak out if he's just chillin' more than usual. Mine does that sometimes, then bounces back. You got a heater? They're tropical fish, so temps below 78F can make 'em sluggish.
True, but ragged fins ain't normal. You gotta rule out fin rot or nipping. What's your filter like? Strong flow can stress 'em out too.
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finchly
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Re: how to monitor Betta fish health

Post by finchly »

Thanks for the advice, everyone. I'll test the water today and check the heater. It's a 10-gallon tank with a sponge filter, so the flow's pretty gentle. No tankmates, just him.
Stormy11
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Re: how to monitor Betta fish health

Post by Stormy11 »

That's a good start! A 10-gallon with a sponge filter sounds perfect. If the water params are good, maybe try adding some Indian almond leaves. They've got natural antibacterial properties and can help with fin healing.
fin_troller
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Re: how to monitor Betta fish health

Post by fin_troller »

Also, what's his diet like? Bettas can get picky, but variety's key. Mine goes nuts for frozen bloodworms. If he's not eating, that's another red flag.
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bronco5
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Re: how to monitor Betta fish health

Post by bronco5 »

Stormy11 wrote: Fri Jun 27, 2025 2:28 pm That's a good start! A 10-gallon with a sponge filter sounds perfect. If the water params are good, maybe try adding some Indian almond leaves. They've got natural antibacterial properties and can help with fin healing.
Yeah, almond leaves are clutch. Just don't overdo it, or your water's gonna look like tea. Also, keep an eye on his poop. White or stringy could mean parasites.
Stormy11
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Re: how to monitor Betta fish health

Post by Stormy11 »

Good point about the diet, fin_troller. A mix of pellets, frozen, and live food keeps 'em healthy. And bronco5's right about the poop. Parasites are no joke. If you see anything weird, a quarantine tank might be needed.
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