thank you very much for your responses ...
and yes i think i need to read back a lot ...
i think most of you here are doing ahhh... i dont know what you call it ... [all those corals, live stones and tropical fishes] ...
freshwater sounds simple but yes ... i'll go ahead and read first ... if i have any question i'll post it here ... thank you again for immediate response ...
and uhhhh ... what does HTH means????