No lights for DSB, only for refuge.
Yes, Bio Balls do Ammonia to nitrite/nitrite to Nitrate conversion. While DSB does those and Nitrate reduction if oxygen is prevented from reaching the bottom of DSB.
maintanence is minimal (as not to disturb bacteria growth)
Use hermits and snails like astrea. SS stars can also be used (i think dont take my word Yet with the star) _________  |