my 3rd trial..success..more than a year in my tank n eat cabbage,nori n pellets too.once introduce, i put in my qt for 2 weeks..got a little white spot for the first week.from my experience for the first introduce try to keep the temperature consistantly.many white spot attact the pbt coz of un consistan temp.my salinity is 1.017-1.019.kh9-10..it a FOWLR tank.once established it so far are strong against diseases.my DT also once been attacked by disease.a rot tail symptom.seems the PBT r strong enough to prevent it..3 of my lovely angle that been more than a year TTC coz of that n my overlooked to quarantine n treatment.now treat my DT with copper too( i have to since my QT is unready)