Thanks for the reply! PH is 7.0, Ammonia 0 ppm, Nitrite 0 ppm, Nitrate 0 ppm It has been living in a 125 gallon tank with approximately 40 other fish: zebra danios, other candy canes, cherry barbs, harlequin rasboras, blood fins. I just transferred it to a 10 gallon quarantine tank I keep up and...