Colony Freshwater Nitrifying Bacteria Colony Bacteria Marine making them the preferred choice

making them the preferred choice for Blue Shark

the treatment vanishes completely—no residues

then dispose

resulting in a much faster cycle compared to relying on natural bacterial growth or other bacterial blends

and no lingering worries

Colony Freshwater Nitrifying Bacteria Colony Bacteria Marine making them the preferred choiceRAPID CYCLE SPECIALIST The Blue Shark team has more experience producing and distributing true nitrifying bacteria than anyone else. Thats why Colony is the most used and trusted tank cycling product on Earth. Colony establishes nitrification in days instead of weeks, because only the aerobic autotrophs found in Colony perform effective bio filtration of toxic ammonia and nitrite. Having a very slow growth rate, a wait of 6 8 weeks may be required to