I had a lot of....I dunno, maybe detrius worms or nematodes in one of my tanks. I put a nerite snail in and I stopped finding them after a week or so. Either the snail ate them, or he ate whatever they were eating and they died. Either way, they were gone and I was happy.
The Boy Feesh: Indigo CT, Lavatail CT, Ghost CT, Chicory HM, Redfish VT, Magic DT
The Girl Feesh: Christmas CT, Shine VT, Snowflake CT, Stripes VT, Midnight CT, Grif VT, Tangerine VT, Wraith CT, Amethyst VT, Ice CT, Poe CT, Turquoise II CT