fishman3
Fish Fanatic
I cant believe what has happened today................!
after various mishaps during my 'humane' fishless cycle i finally got to the finish line (or so i thought) i started my qualification week last monday and have been cycling 5ppm of ammonia and nitrites successfully in less than 12 hours for 6 days. On the 7th day i have found that some 17 hours after adding last nights ammonia my ammonia readings are 0 but my nitrite reading was 1ppm.
I have done a 40% water change and am still showing about 0.5ppm of nitrites.
the question is simple................WHAT IS GOING ON NOW....?
readings at moment
pH 7.0 - 7.2
temp 25 (turned down to get ready for fish later today or so i thought)
ammonia 0
nitrites ~0.5ppm
nitrates ~10-15ppm (after 40% water change)
water kh around 7
the last 6 days readings
23/2 5ml of ammonia solution 9.5% w/w added 8pm
24/2 8am
ph 7.2
NH3 0
N02 0
N03 20
24/2 5ml of ammonia solution 9.5% w/w added 8pm
25/2 8am
ph 7.0
NH3 0
N02 0
N03 not tested
25/2 added some api up solution to increase pH, 5ml of ammonia solution 9.5% w/w added 8pm
26/2 8am
ph 7.2
NH3 0
N02 0
N03 80+
26/2 5ml of ammonia solution 9.5% w/w added 8pm
27/2 8am
ph 7.5
NH3 0
N02 0
N03 not tested
27/2 5ml of ammonia solution 9.5% w/w added 8pm
28/2 8am - 75-80% water change with dechlorinator (also added water from kettle so as not to drop temp to much during change - was told this was ok on here)
ph 6.8
NH3 0
N02 0
N03 10
28/2 5ml of ammonia solution 9.5% w/w added 8pm
1/3 8am
ph 7.2
NH3 0
N02 0
N03 not tested
help please guys i'm starting to drown here..............................
				
			after various mishaps during my 'humane' fishless cycle i finally got to the finish line (or so i thought) i started my qualification week last monday and have been cycling 5ppm of ammonia and nitrites successfully in less than 12 hours for 6 days. On the 7th day i have found that some 17 hours after adding last nights ammonia my ammonia readings are 0 but my nitrite reading was 1ppm.
I have done a 40% water change and am still showing about 0.5ppm of nitrites.
the question is simple................WHAT IS GOING ON NOW....?
readings at moment
pH 7.0 - 7.2
temp 25 (turned down to get ready for fish later today or so i thought)
ammonia 0
nitrites ~0.5ppm
nitrates ~10-15ppm (after 40% water change)
water kh around 7
the last 6 days readings
23/2 5ml of ammonia solution 9.5% w/w added 8pm
24/2 8am
ph 7.2
NH3 0
N02 0
N03 20
24/2 5ml of ammonia solution 9.5% w/w added 8pm
25/2 8am
ph 7.0
NH3 0
N02 0
N03 not tested
25/2 added some api up solution to increase pH, 5ml of ammonia solution 9.5% w/w added 8pm
26/2 8am
ph 7.2
NH3 0
N02 0
N03 80+
26/2 5ml of ammonia solution 9.5% w/w added 8pm
27/2 8am
ph 7.5
NH3 0
N02 0
N03 not tested
27/2 5ml of ammonia solution 9.5% w/w added 8pm
28/2 8am - 75-80% water change with dechlorinator (also added water from kettle so as not to drop temp to much during change - was told this was ok on here)
ph 6.8
NH3 0
N02 0
N03 10
28/2 5ml of ammonia solution 9.5% w/w added 8pm
1/3 8am
ph 7.2
NH3 0
N02 0
N03 not tested
help please guys i'm starting to drown here..............................

	            
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?? why is it not uncommon to have a spike? what in the water chemistry has changed for the last 4/5 weeks? and on this cycle run 2 1/2 weeks with bactinettes, filter start, mature media? i really dont know what more i can do.....
  
 .. I think every one of us who has done a fishless cycle that didn't happen to go easily has reached this kind of moment when we want to scream with impatience.  I know I did.  All sorts of thoughts go through your head, not the least often being "These are just a bunch of inexpensive fish stock from a pet shop, why do I care this much!!"  In my own case I then subsequently found though that once my filter finally, (FINALLY!) started delivering those little sky blue and lemon yellow results from my api test tubes, I felt a euphoria, I felt vindicated!  I knew that then that the members had been "for real" all along and that I now understood cycling on a whole new level that involved my gut!