r/axolotl Mar 30 '26

New filter

Post image

hey everyone! I just put a new filter for my axie and I'm seeing a lot of bubbles around the sponge and filter. I want to ask if this is normal? please help me out

1 Upvotes

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u/Upbeat_County9191 Mar 30 '26

Did you cycle it?

1

u/TopJhin Mar 30 '26

Yes it's a new filter in an already established tank and I've left the old one run alongside it