AMMONIA IS PRODUCED BY THE FISH WASTE, THE PRESENTS OF AMMONIA IS NORMAL IN A NEW TANK. THE AMMONIA TURNS TO NITRITES, THEN TO NITRATES BY THE BIOLOGICAL FILTERATION THAT MUST BUILD UP IN YOUR TANK. ONCE THE TANK CYCLES, THE AMMONIA AND NITRITES SHOULD STAY AT 0, IF IT DOESN'T, THAT IS A SIGN OF TOO MANY FISH OR TOO MANY FISH ADDED AT ONCE. THE PRESENTS OF NITRATES IS NORMAL BUT SHOULDN'T BE ALOWED TO RISE TOO HIGH.
FISH SHOULD NEVER BE ADDED WHEN THERE IS A PRESENTS OF AMMONIA OR NITRITES, EXCEPT THE DAMSELS USED FOR CYCLING.
GOOD LUCK WITH YOUR NEW TANK.
[This message has been edited by PORKYPUFFER (edited 06-13-2000).]