Wolfgang8810

i been cycling my tank for almost a month now and over the past day my nitrates have gone from 5 to 2 is this possible or am i reading things wrong? i have a. aquarium pharm. freshwater master test kit. here is my log tell me what you think. and when would it be ok to add fish? my first one will be a cory.

Ammonia Nitrite
12-Aug 1 0
13-Aug 1 0
14-Aug 0.5 0
15-Aug 0.25 0
16-Aug 0.25 0
17-Aug 0.5 0.25
18-Aug 1 0.25
19-Aug 2 0.5
20-Aug 2 0.5
23-Aug 4 0.5
25-Aug 4 0.5
28-Aug 2 2
1-Sep 0.5 2
4-Sep 0 5
5-Sep 0 2

sgould

The timing is about right, and the tests are looking good. I would say you should be there by the weekend. Don't add fish until ammonia and nitrite are both 0. Add 2-3 at a time, allow a few weeks for the tank to adjust to the added bio load, then add more.

Wolfgang8810

its only a 2.5 gallon im adding a cory and 4 almost fry tetras when they get too big they will move to my 10 allon and when its crowded there they will move to my 30 gallon its a cycle