Take all your tanks add them up and add your number to the total the person above you posted........lets see how many gallons of 'ocean' we collectively have!
Tanks:
biocube 29 = 29 gallons
15 gallon sump/refugium= 15 gallons
10 gallon= 10 gallons
TOTAL = 54 Gallons
Tanks:
biocube 29 = 29 gallons
15 gallon sump/refugium= 15 gallons
10 gallon= 10 gallons
TOTAL = 54 Gallons