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Is my 5.5-gallon tank filter too strong for a new baby betta fish?

Updated On September 23rd, 2025

Hey! I have a empty 5.5 and I planned on getting a baby betta the brand is Topfin. and I was just curious about the filter on it and if you think it would be to tough and blow the betta around or suck it into the filter. I also heard that Smaller Bettas are recommended live food but I don’t know how to raise anything like vinegar eels, microworms, etc.

1 Answer

Most Helpful Answer

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Answered By Angel Alvarado, LVT

Licensed Veterinary Technician

Published on October 4th, 2019

If you can adjust the filter flow, it should be fine if you turn it down. If not, you may need to use something to redirect the outflow to decrease current strength. You can use a piece of sponge or pre-filter in the intake to prevent a small fish from being drawn into the filter. Although live food is nice, it can be difficult or time consuming. Live food can be purchased online and typically includes instructions on care and feeding. Food companies all offer "micro-pellets" for smaller fish which is also an option.

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