Originally Posted by ravensgate
Thank you Byron! Basically I discovered planaria and other things that give me heebiejeebies this weekend and want to kill the stuff lurking in the plants. Maybe just a good all 'bath' in dechlorinated water and maybe a soft toothbrush to scrub would work?
Planaria are harmless, they are not parasitic. Some fish will eat them. I gather excess food and waste can cause them to appear, and some suggest no feeding for several days plus a good water change with gravel vacuuming.