a new guy looking for the truth on arowana's

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Smokin arowana

Feeder Fish
MFK Member
Apr 13, 2011
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independence Missouri
Hi. this is my first post on this forum and I came here seeking the real truth behind a few question I have. I have been on a few open forums that seem to give horrible info and they are very misguiding. I want to know what a good tank size for a silver arowana is? I currently have a 135 gallon with a 16" silver aro and a 58 gallon with two 4-5" arowana in it. what will be the best size tank to get for these when they reach full adults? to give you an example of the kind of answers I got from this question before was that some people said my 135 was fine for an adult and some said I would need a 400-500 gallon minimum. please fill me in with the correct info.
 
I find a general rule very helpful when selecting appropriate tank size.

When in Doubt, Go Monster
 
Smokin arowana;5044977; said:
Hi. this is my first post on this forum and I came here seeking the real truth behind a few question I have. I have been on a few open forums that seem to give horrible info and they are very misguiding. I want to know what a good tank size for a silver arowana is? I currently have a 135 gallon with a 16" silver aro and a 58 gallon with two 4-5" arowana in it. what will be the best size tank to get for these when they reach full adults? to give you an example of the kind of answers I got from this question before was that some people said my 135 was fine for an adult and some said I would need a 400-500 gallon minimum. please fill me in with the correct info.

I've pretty consistently heard 200 gallon *minimum* per aro, which doesn't fit at all with what I WANT to hear, since my largest will be 125, and I think they're the cutest fish I've ever seen...

If you want all three, I'd probably go the 400-500 gallon route.
 
You'll need a bigger tank for these fish espically if you want to keep multiples. I would think an 8 ft (length) by 3 ft (width) tank would be good for one aro.
 
I personally, in my early fish keeping days, kept a 24"+ aro in a 135. The poor fish was incredibly skittish and eventually battered itself to death against the lid and sides. Don't do it.

Dimensions are more important than gallonage. A standard 220 isn't any better than a 180 for example. Something with a footprint of 8' long by 3' wide would be enough I'd say.
 
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