ive been trying kens spirulina wafers as well, but it hasn't figured out they're food. the other plecos and fish eat them up fairly quickly.

my temp is at 80F i don't want to turn it up any further due to the denison barbs in my tank. they don't like high temps

I've found the denisoni barbs to ...

Everyone was visibly clear by the end of the day on April 3. When should I stop treating them?

You need to treat for a few more days for sure to make sure you've completely eradicated the ich. If you don't see anymore spots on your fish after 5 days or so you should be good. GL.

Sent from my GT ...