Need help with my arowana tank

Bderick67

Bronze Tier VIP
MFK Member
Aug 18, 2006
16,813
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857
Colorado
When water evaporates, only water leaves the tank. All the pollutants stay behind. So water changes are still very important.
 

ECarbonel

Plecostomus
MFK Member
Sep 26, 2007
927
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61
Gshock;3620091; said:
You should just siphon water out like a water change, then add water back in to the usual level. No point topping it before doing a water change, its jsut a waste of water.

:iagree:
 

BenSow

Gambusia
MFK Member
Sep 17, 2009
514
0
16
Kuala Lumpur
Dillingerescaped;3620638; said:
wow where do you live? do you have a cover? I live in a hot place and my water evaporation on my outside tank is small
Look at the side it says "LOCATION:KUALA LUMPUR". Kuala Lumpur is in Malaysia in Southeast Asia. Sometimes the water evaporates more water than 10%! Usually the temperature is 90F during the day and around 81F during the night. I just topped up the water and the arowana is looking swell under so close to the light(but not close enough to fry eat :)

Thanks for all your help
 

classic-chassis

Fire Eel
MFK Member
Mar 2, 2008
1,420
1
68
Thailand
My tank is inside, i have the same problem at times. I top up with about ten gallons a week, during the week. On the weekend i do a 50% WC
 

yanfloist

Gambusia
MFK Member
May 1, 2009
318
2
18
minnesota
you should still change the water no matter what because just adding water and not changing your water can increase your water hardness.
 
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