Freshwater Aquarium Discussion Forum

for topics related to general freshwater questions, aquascaping, aquarium water, the nitrogen cycle, algae and more advanced aquarium topics.

Advanced Freshwater Aquarium Topics

for discussing new concepts, ideas and other more advanced aquarium related subjects.
Threads
1.1K
Messages
10.6K
Threads
1.1K
Messages
10.6K
B
Fish laws

Aquarium Aquascaping

To share tips and ideas on aquascaping your aquarium. Topics like aquarium themes, tank backgrounds, decorating with plants, driftwood, etc should go here. Also check out the article on aquarium aquascaping.
Threads
3.6K
Messages
39.7K
Threads
3.6K
Messages
39.7K
blushrimp1
Is this good what do I need to improve on

Aquarium Water

for sub-topics related to aquarium water such as testing, pH, temperature, water changes, the nitrogen cycle, etc.
Threads
23.5K
Messages
295.5K
Sub-forums:
  1. Aquarium Nitrogen Cycle
  2. pH
  3. Cloudy Aquarium Water
  4. Temperature
  5. Test Kit
    1. Test Kit Results ID and Help
  6. Water Supplements
  7. Water Change
Threads
23.5K
Messages
295.5K
MacZ
Does levamisole hurt nitrogen cycle bacteria and/or plants?

Algae

For freshwater algae topics. Also read the article on How To Control Aquarium Algae
Threads
3.9K
Messages
34.7K
Sub-forums:
  1. Freshwater Algae Identification
Threads
3.9K
Messages
34.7K
naterock15
Can someone confirm this is brown algae (diatoms) and what I can do?

Brackish Tank

to talk about everything related to keeping a brackish fish tank.
Threads
662
Messages
5.5K
Sub-forums:
  1. Brackish Fish
Threads
662
Messages
5.5K
ChrissFishes01
Chris's 36 Gallon Brackish Tank

Freshwater Aquarium Quarantine

For freshwater aquarium quarantine topics. Learn how to Setup A Quarantine Tank
Threads
1.3K
Messages
11.1K
Threads
1.3K
Messages
11.1K
G
Trying to save my cichlid - is my quarantine too small?
Mike
  • Locked
  • Sticky
READ FIRST: Freshwater Beginner Important Topics
  • Mike
Replies
0
Views
87K
Mike
Hendyw
Best wiremesh size for moss
  • Hendyw
Replies
4
Views
13
JavaMossMan
zooey
Curious about changing a set up non planted tank into a planted tank?
  • zooey
Replies
2
Views
20
Flyfisha
FishDan
Inevitable upgrade! RomavsRio and transfer tips
  • FishDan
Replies
2
Views
25
FishDan
A
75 Gallon Tank Moving fish (within 30 miles)
  • Aquaman1993
Replies
4
Views
158
Blacksheep1
N
  • Question
Moving into and RV help
  • Naruchan
Replies
2
Views
170
ZER0C00L
B
Explosion of detritus worms yet no fish food
  • B3TT45
Replies
4
Views
76
awilkinson871
DerekO24
Redoing existing/established tank
  • DerekO24
Replies
9
Views
81
StarGirl
silverado61
New to freshwater fish hobby!
  • silverado61
Replies
6
Views
138
silverado61
darkcat
How would you describe your fish tank smell?
  • darkcat
2
Replies
57
Views
1K
Cue
TanksfortheMemories
Craigslist Buyer Beware
  • TanksfortheMemories
Replies
4
Views
116
DuaneV
SouthAmericanCichlids
Why do people say you should keep fish from the same continent together?
  • SouthAmericanCichlids
2
Replies
43
Views
609
StanV
T
How to get into the fish industry with 25k?
  • TacomaToker
Replies
19
Views
227
BlackOsprey
Fishkeeping7777
Help what to do important guppy the situation
  • Fishkeeping7777
Replies
4
Views
76
Fishkeeping7777
W
10 gallon tank upkeep
  • WeeBay
Replies
1
Views
57
Mudminnow
bsimon615
8 day power outage in the aftermath of Hurricane Ida
  • bsimon615
Replies
9
Views
201
TanksfortheMemories
AlphaFish
Power will go out, idk what to do with my fishes
  • AlphaFish
Replies
11
Views
94
MyFishAddiction
PAcanis
Sometimes feeding my Betta...
  • PAcanis
Replies
15
Views
131
PAcanis
Ssnaaiil
HELP!!!! Pleco stuck in heater!
  • Ssnaaiil
Replies
6
Views
124
BigManAquatics
R
Help I'm moving and need advice
  • Rzepski
Replies
3
Views
52
ALS
PandaLover
What to do after dosing alum??
  • PandaLover
Replies
6
Views
70
PandaLover
VioletKeepsFish
Feeling very stressed.
  • VioletKeepsFish
Replies
8
Views
136
Fisch
ReneaJordan
Where to Rehome my butterfly koi "LEMON"
  • ReneaJordan
Replies
5
Views
112
jtjgg
Z
New Community Tank without cycling trial
  • Zid88
Replies
19
Views
292
Zid88
B
  • Question
3 gallon nano tank
  • Beckjean
Replies
8
Views
91
Beckjean
D
Coated/glazed ceramic figurines for tank? Safe?
  • donnyh
Replies
1
Views
39
Demeter
Madchild57
55 Gallon Tank How to aerate a tank without an air stone
  • Madchild57
Replies
5
Views
81
Tigerburp
B
  • Question
Are Freshwater aquariums just as Biodiverse as Saltwater counterpart?
  • bluesky2111
Replies
6
Views
215
TClare
AJDaubz
Fish netting tips
  • AJDaubz
Replies
8
Views
99
JettsPapa
B
Dead dragonfly nymph on swordtail pond.
  • bonyy
Replies
1
Views
40
MacZ
J
What's On Your Shelf? - Recommended Reading For Fish Keepers
  • JeremyW
Replies
6
Views
93
The_fishy
Tallfishguy
Fishkeeping is my therapy
  • Tallfishguy
Replies
8
Views
97
ALS
R
Should I be concerned?
  • Rammsteinfan
Replies
6
Views
92
Rammsteinfan
A
Smashed Tank- HELP!
  • Aquascapewannabe
Replies
4
Views
88
TClare
D
  • Question
How to make tank safe again after using wrong silicone?
  • Dausika
Replies
11
Views
301
Nuah
M
10 Gallon Tank What did I do wrong?
  • mygerbilprince
Replies
7
Views
118
mygerbilprince
Dan1o
Help dropped liquid carbon in aquarium
  • Dan1o
Replies
6
Views
61
mattgirl
B
Small tank vs large tank and growth rates
  • bonyy
Replies
12
Views
187
Debbie1986
N
Transferring on cory and a shrimp to a smaller tank
  • NewAtFishKeeping
Replies
9
Views
83
NewAtFishKeeping
Eaton
Do Nannostomus beckfordi eat fry?
  • Eaton
Replies
12
Views
72
LowConductivity
Tigerburp
Lava rock floating
  • Tigerburp
Replies
5
Views
55
MacZ
B
Dead fish as fertilizer and to cycle a new container?
  • bonyy
Replies
14
Views
216
bonyy
C
How long can fish survive transport?
  • Cambrianexplosion24
Replies
20
Views
325
Bwood22
K
Is My 45g Tank Ready?
  • kevinfjr
Replies
14
Views
133
Azedenkae
natalia1468
Were to Buy a Pike in the San Diego area (online or in store)
  • natalia1468
Replies
2
Views
63
natalia1468
S
Moving a full tank
  • SpecialPatrolGroup
Replies
7
Views
98
yeti79
strong style
10 Gallon Tank Chipped outer corner
  • strong style
Replies
3
Views
50
ALS
KennyPowers
Will an air filter make water clearer?
  • KennyPowers
Replies
8
Views
96
prasunchoudhari
starfydusty
No Light on Fry Tank for a Few Days. Bad Idea?
  • starfydusty
Replies
5
Views
80
TClare
Fishjunkiejimmy
Moving African cichlids to bigger tank in a different house hour drive away
  • Fishjunkiejimmy
Replies
3
Views
70
Bwood22
M
What should i do if fish is stressed in hospital/quarantine tank.
  • Mosko
Replies
5
Views
89
DoubleDutch
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