Yikes, giant plecos eating fish? lol!
The fish water cycles thru the plants (I increased the watering to every 4 hours because, under the 400w light, the grow rocks seem to dry out quicker.) I am not sure what other nutrients the phals will need (my local hydroponic guru said I might need phosphorus or calcium, or other random trace elements, but that the fish poo providing nitrates and nitrites will do good for it). Looking forward to seeing what the next few days, and weeks, have in store.... I will keep everyone posted!
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