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View Full Version : Is light important to the cycle / good bacteria?


jonnybravo22
10/15/2009, 10:25 AM
If you cycle without light will you still complete a cycle?

Also after a tank has cycled, do the beneficial bacteria need light to remain viable?

Randy Holmes-Farley
10/15/2009, 10:44 AM
They have no need for light, and may grow better in the dark where they do not compete with algae for surface area to locate.