radioman Fish Crazy Joined Jul 12, 2007 Messages 354 Reaction score 0 Location Texas, United States Aug 21, 2007 #1 how do u determine wpg
chr15_8 Fish Herder Joined Sep 10, 2006 Messages 1,445 Reaction score 0 Location Middlesex Aug 21, 2007 #2 if i remember correctly its total watts of lights divide by us gallons chris
Matty P Professor Cowfish Joined Feb 12, 2007 Messages 1,762 Reaction score 0 Aug 21, 2007 #3 yep thats correct. So if your tank is 20 USG and your lights were 25W then you would have 1.25 WPG. Which is considered low-medium.
yep thats correct. So if your tank is 20 USG and your lights were 25W then you would have 1.25 WPG. Which is considered low-medium.
OP OP radioman Fish Crazy Joined Jul 12, 2007 Messages 354 Reaction score 0 Location Texas, United States Aug 21, 2007 #4 So if wpg is under 2 you dont have to have co2?
Matty P Professor Cowfish Joined Feb 12, 2007 Messages 1,762 Reaction score 0 Aug 21, 2007 #5 lighting