i usually get 0 for ammonia, but i just tested for ammonia in my 10 gallon tank today and it reads 0.12ppm. i can think of 2 possible causes:
1. decaying food stuck to filter
2. new polyresin ornament
which one(s) do you think is the cause?
1. decaying food stuck to filter
2. new polyresin ornament
which one(s) do you think is the cause?
