changing a brackish tank to freshwater

[JohnMemorialHS]

Please ignore all the posts in this thread by me, as I just found the most believeable source of all the sites I've seen, at least it's the most believeable to me.
http://soils1.cses.vt.edu/ch/biol_4684/Cycles/Nitrification.html

 

[RTR]

JMHS - that is still soil work, not aquarium work. If you want more appicable research, do a search on Dr. Tim Hovanec. As a side light to his thesis work he did analysis of FW aquarium nitrification bacteria.