Sure cure for BG "algae" is erythromicin. Impact on your bacterial colony is minimal since it takes very little to get rid of the BG. Much quicker than a "black out".
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Fred ---50, 40Brdr, & 20G Long, Planted. 10G-ELB & Shrimp; 2 - Eclipse 12's exotic guppies; 2- 2.5G Betta/Cory Tanks. 3.3 "nano" freshwater tank. 5G Hospital Tank
"I am 2 with the Universe" -- Woody Allen |