No, it didn't look like anchor worm at all. I'll keep Google searching to see if I can find anything.
I also found a dead glowlight. Tested both tanks before the water change.
Glowlights- ammonia 0.25, nitrite 0, nitrate 10.
Harlequins/cories- ammonia 0.25, nitrite 0, nitrate 10-20.
Doesn't...