Thanks for the link hadn't seen that before.I completely agree here. The only reason plausible reason I could think of regarding this is around concentration of the pathogen. As it replicates you would expect it to reinfect in the new tank.
The reason I anticipate it to be more about our system is I haven’t been able to find anything in scientific literature regarding this specifically, so I’m thinking it’s more about our artificial conditions but could be wrong. This is the closest I’ve found:
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A Novel Investigation of a Blister-Like Syndrome in Aquarium Echinopora lamellosa
This study investigates potential causes of a novel blister-like syndrome in the plating coral Echinopora lamellosa. Visual inspections of this novel coral syndrome showed no obvious signs of macroparasites and the blisters themselves manifested as fluid-filled sacs on the surface of the coral...journals.plos.org
@justy do you have any Cyanobacteria mats growing in your tank?
No cyano, tank looks, otherwise normal.


