Hey i have a quick question there are hundreds of these tube worm like worms on the tank walls i have a barebottom tank so no substrate and well these worms like have their own tunnel and there seems to be a tiny worm in the tunnel moving around are they going to harm my fish? I also have quite the algae in my tank.
Worms on Walls of Tank?
- Thread starter hennry
- Start date
Sounds like planaria. Planaria aren't harmful to fish. But they make the tank look sickly, water changes and less food will get rid of them.