I RECENTLY PURCHASED TWO 6 INCH ANGELS, A BLUE FACE AND AN ANNULARIS, MY QT WAS TOO SMALL SO I PUT THEM IN THE DT. THE FISHB STRESSED AND HAVE ICH, MY ASFUR ANGEL HAS SOME WHITE BLOTCHES ON ITS PECTORAL FINS, MY QUEEN ANGEL, ASFUR, AND TUSK ARE SCRATCHING A LITTLE BUT NOT REAL BAD, OF CONCERN IS...