Arowana Care Book

March 12, 2007

Your arowana not well? It's probably the water…

Hi all,
I have received many emails from readers about their arowanas not eating, looking very lethargic, not moving much, etc..  More often than not, you need to start with the water!  This should be the starting point for your investigations. 

Ask yourself these questions : (not exhaustive ofcourse)
* Does the water look clear? Muddled?
* Does it smell like ammonia?
* Do you see any attachments on your arowana? fish lice, etc..
* Does your filter setup (cannisters, etc) stink? Too much uneaten food, etc..
etc.. 

A change of water will usually help!  I also add a little salt with each change.  Again REMEMBER, DO NOT CHANGE TOO MUCH AT ANY ONE TIME.  My advise is only about 1/4 tank at any time. 

PLEASE NOTE IMPORTANT POINT :-
Now if you come across lice, worms attached to your arowana, you need to ALWAYS ALWAYS change your water.  What you do in this case is, you medicate your arowana first … make sure these lice/worms are killed.  You cannot be sure that they are 100% wiped out which is why water change is important after that.  I would change at least 2-3 times in a week following the medication.  This is also to get rid of the medication in the water..  Good water should always be free from all these 'drugs'

Cheers!

Filed under Arowana Care Tips by Steven

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Comments on Your arowana not well? It's probably the water… »

March 27, 2007

antonio @ 4:35 am

dear steven thanks for sending me this very impormative article about arowana.this will help me a lot in rearing this wonderfull fish.thanks again and more power to you and your arowana.

April 1, 2007
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gioco per pc gratis @ 6:51 pm

gioco per pc gratis…

Your arowana not well? It’s probably the water……

April 17, 2007

farborz @ 10:19 pm

من علاقه زيادي به اروانا دارم فقط درمورداروانا سياه اطلاعات مي خواهم. متشكرم

farborz @ 10:25 pm

Ilve arowana blak is katalog and aks notarowana blak is iran thankyou

May 18, 2007

Steven @ 5:48 pm

Farborz,
Sorry but I do not understand your question.. Can you rephrase that.

Steven

June 6, 2007

marc wilson @ 4:54 am

HI STEVE i have a silver arowana who lost it tail to fin rot.It has slowley started growing back,he is 490 MM LONG housed in a 10ft tank,his tail was complety gone ,i do water changes offten .how do i prevent this from happening ; what happend was i put in new gravel i washed it till th e dust from the stones were gone i then put back half of my water and filled up my tank with fresh water \ please send me info about water changes and how to take care of my arowana.my tank consists of red tail cat fish ,clarius cat fish ,red devil,giant gurami,hi-fin-shark ,green severum. they are all large in size and only fight when fed .how do i prevent this from happening again .

June 18, 2007

Steven @ 9:34 am

Marc,
Did you use any medicine when it first had finrot? You must always try and catch the problem before it becomes too severe. When you have problems like that, you must change the water more often than usual to get rid of any remnants of the bacteria causing this condition.
I would encourage you to get a copy of my arowana care book at http://www.arowana-care.com/arocare which goes into details on what to do when you hit issues like this.

Steven

July 2, 2007

jiji @ 7:36 pm

Hi steven,
I have a silver arowana and it has got a white snow like growth on its eye. We had a tank change recently and he was kept it in the old tank for 2 days. Will the fungi stop medicine work for it or should i change my tank water again to get rid of it.

July 14, 2007

Steven @ 2:00 pm

Jiji,
If you think it is fungi attack, then you should change the water more often to try and get rid of any remnants.. So all in all, medicate your arowana with the fungi medicine.. After a few days of medication, (pls read the label of the medicine on how much and how long to use this medicine) you should for the following week change the water every other day..

Steven

April 13, 2008

Hazmie @ 11:17 am

helo…i hav an 11 inch arowana and i hav jus move it to a bigger tank. now it refuse 2 eat,can u tell me wat i should do??i hav check the pH level n its ok..i can't figure out the problem..the bulb colour is BLUE so do u think that bulb colour is da problem??

April 25, 2008

Archie @ 12:01 pm

Dear sir Steven,

I have a silver arowana. Its aquarium is located outside our house. Now, algae is infiltrating the tank. I change the water frequently, but still the water turns to be color green. Can you pls say any suggestions on how to deal with algae problems in the tank? And how is the correct way of changing the water?Thank you….

April 28, 2008

Steven @ 12:06 am

Hazmie,
It is very normal for arowanas to stay off food for several days when they are moved to a new environment. Definitely nothing to do with the bulb. :-)

Steven

Steven @ 12:09 am

Archie,
If you put it outside your house, then you will definitely have algae problems… The sun promote algae growth..There is nothing much you can do except change the water. Sorry..

Steven

June 12, 2008

Michael Ocampo @ 2:33 pm

how opten i can change the water for my Arowana habitat? how opten or what is the interval of thier feeding? can i put little salt to my arowana aquarium?

June 16, 2008

Steven @ 1:52 pm

Micheal,
You should change water at least once a week. If they are adults, feed them once ever day or two. Yes a little salt will do them good.

Steven

October 21, 2008

Dina @ 12:35 pm

Hi Steven I'm not sure what is wrong with my 13" aro, this started after I made a 30% water change to my tank (due to removal or a sick fish to the hospital tank) the day before. This is very routine other than the increased amount of water taken out. Now he's being very lethargic, he's spending a lot of time in his little "feeding corner" (we always feed him from the same corner of the tank) he's hovering a little bit below the surface of the water, he's breathing normal, but his tail dipping downward, he's not touching his food either…I checked everything (heater, water parameter etc) nothing is unusual, and there's no signs of parasite or fungal infection symptoms visible on my aro, it's just his behavior… it doesn't look like it's something in the tank either cause his tank mate, a bloody parrot is doing fine, and so are some of the snails…should I change my water again? Or should I wait a bit and see?

October 24, 2008

Steven @ 12:20 am

Dina,
Be patient. Keep changing water every 3 days or so.. (20-25% water change max ok) maybe there is still remnants of whatever was making your other fish sick in the tank.

Steven

November 14, 2008

Joe @ 8:12 am

!!!your help needed ASAP!!! I have a 4 year old arowana, she's about 2 feet long, in a 150 gallon tank with a red devil, jack dempsey and 2 gars. Water has been tested and is fine, 25% water change this past monday. Feeder fish fed on Tuesday… Today she is floating on her side at the top of the tank… She's letting me grab her and hold her in the water for a few seconds then irratically swims off to the other side and begins floating on her side again. Whats wrong? Can I save her?

November 15, 2008

Steven @ 5:42 pm

Joe,
I'm not sure what to say… Did this problem just happened after you changed water? There could be several reasons but will not be able to pin point it. These are some of them..
1) water problem?
2) being attacked or stressed by your other fishes?
3) could be an internal problem… maybe bladder problem..

Sorry I cannot be of more help here..

Steven

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