worms!!!!!!!!!!!!!!

[cowfish]

i have little tiny white worms all over the glass in my tank
what are they
and are they harmful
thanks for the help

 

[uncle fester]

Not harmful at all! They show up in my tanks any time a do a major live rock rearrangement. If you have a sump, check it too. They go nuts in mine. Extra filtration is never a bad thing.