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Cycle your Tank

Cycling a tank is vital to keeping your fish alive. This section is where you can read about cycling (the nitrogen cycle) and ask questions about how to do it properly.

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Chad
  • Sticky
Ask Questions About Cycling
41 42 43
Replies
642
Views
75K
AlexT
AlexT
Essjay
  • Locked
  • Sticky
Cycle Your Tank! A Complete Guide For Beginners
Replies
0
Views
22K
Essjay
Essjay
Rocky998
My cycling update thread...
20 21 22
Replies
321
Views
20K
Rocky998
Rocky998
Rocky998
I think my cycle broke....
13 14 15
Replies
215
Views
15K
Slaphppy7
Slaphppy7
Dermot40
Started my Fishless cycle
12 13 14
Replies
203
Views
4K
AlexT
AlexT
Tenaj
Ammonia level won’t go down. Please help
10 11 12
Replies
170
Views
11K
AdoraBelle Dearheart
AdoraBelle Dearheart
I
Fishless cycling
9 10 11
Replies
155
Views
9K
IdoA
I
G
Cloudy Water
7 8 9
Replies
120
Views
6K
GuppieMike
G
marnold00
Is My Tank Cycling? Noob To The Hobby - I've Also Read The "re
6 7 8
Replies
105
Views
6K
Byron
Byron
Stormer
Is My Cycle Stalled? Ammonia Never Goes Below 1 Ppm
5 6 7
Replies
98
Views
38K
CSnyder00
CSnyder00
thrujenseyes
I Finally Bit The Bullet And Added The Ammonia, Cycling Started...
5 6 7
Replies
92
Views
6K
thrujenseyes
thrujenseyes
Bruce Leyland-Jones
Confusion as to when 'cycling' is complete.
4 5 6
Replies
87
Views
6K
JazzyV
J
M
Starting my Cycle
4 5 6
Replies
86
Views
5K
Libbyd
Libbyd
S
45 gallon fishless cycling
4 5 6
Replies
86
Views
8K
steelo
S
A
Cycling, lots of pH crashes, will that happen too when I get fish?
4 5 6
Replies
84
Views
5K
amaranth13
A
metropolis93fan
Fishless cycling... totally confused 8n
4 5 6
Replies
79
Views
3K
becky412
becky412
MarcoPereira
Fluval Edge, No Cycle.....
4 5 6
Replies
78
Views
8K
MarcoPereira
MarcoPereira
B
Fishless Cycle- Water Query
4 5 6
Replies
77
Views
5K
eaglesaquarium
eaglesaquarium
K
Cycle a new tank
4 5 6
Replies
76
Views
6K
Kazaw92
K
scotty
Confused by readings
3 4 5
Replies
74
Views
6K
Byron
Byron
Tez_20
New 5 gallon hexagon tank started cycling for a Betta fish
3 4 5
Replies
73
Views
6K
Tez_20
Tez_20
AdoraBelle Dearheart
What reading of nitrite does this appear to be?
3 4 5
Replies
66
Views
2K
AdoraBelle Dearheart
AdoraBelle Dearheart
Mollyforever
i thought I was done! What the..
3 4 5
Replies
63
Views
4K
Mollyforever
Mollyforever
F
Question About New Fish Tank And Fish-Less Cycle
3 4 5
Replies
62
Views
6K
FilipeB
F
enricosonic
When ammonia drops but not nitrite and other cycling issues
3 4 5
Replies
60
Views
4K
enricosonic
enricosonic
Rocky998
Pure ammonia or ammonium chloride?
2 3 4
Replies
59
Views
4K
Rocky998
Rocky998
Obsessed with fish
Water changes during cycling.
2 3 4
Replies
59
Views
5K
Obsessed with fish
Obsessed with fish
P
Shop says no - nitrates too high
2 3 4
Replies
57
Views
3K
JWT
J
Fishies4Ever
How should I cycle my tank? I need to do it fast!
2 3 4
Replies
56
Views
3K
10 Tanks
10 Tanks
Rocky998
Plants during a cycle...
2 3 4
Replies
53
Views
4K
Slaphppy7
Slaphppy7
A
Cycling An Empty Tank
2 3 4
Replies
53
Views
4K
eaglesaquarium
eaglesaquarium
myrxn
Planted cycle
2 3 4
Replies
53
Views
3K
myrxn
myrxn
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