Who Gives A Fish Forums

Bacterial blooms are common with new plants, but your params look solid. How's the flow in your tank? Low flow can let debris settle. Might wanna tweak your HOB output or add a small powerhead if it's stagnant.

I'm inclined to agree with felinxo that the tiny critters you saw are likely copepods. I'm curious, though, how your Duncan is faring since my own has been experiencing a similar "cycle" lately. It would occasionally close up, but over the past three days, it's been closed more frequently and for ...