Anyone with Tony Vargas's book, have a question.

[rlantigua]

"The Coral Reef Aquarium" by Tony Vargas; Page 57, Cycling a Reef Aquarium?

what does he says about having lights off during cycle?, 90-120 days?

 

[Vinny Kreyling]

90-180 days.

 

[rlantigua]

90-180 days.

Thanks.