I've had them for years the only thing I saw nip at them was my lunar wrass. I now use them for easy propigation,Zoathids grow up them. they are harmless filterfeeders. But they can clog piping with overgrowth with high nutrient tanks.
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.
