What kind of catfish is this?

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DammitKhoa

Candiru
MFK Member
Jul 23, 2011
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Oddly, the walmart near me has been bringing in catfish.. might I say that's better than some fish I find at petco/petsmart? :) Not too long ago, they got in some blue channel cats. They just got these in and they look interesting. White tips on the fins, looks kinda cool. No label made up yet. Does anyone know what these are? maximum size?

Sorry about the bad pics. they were taken on my itouch

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Look like Columbian Sharks (Arius Jordani)...max size bout 10"

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look like columbian sharks to me. born in freshwater and migrate to marine enviroments later in life...so you would need to start them off in a freshwater aquarium and slowly convert that to salt water as they mature...
 
look like columbian sharks to me. born in freshwater and migrate to marine enviroments later in life...so you would need to start them off in a freshwater aquarium and slowly convert that to salt water as they mature...

You sure? Ive never came across a fish you must convert from fresh to salt...brackish maybe

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Ah I see.. does anyone know how long or to what size they can be kept in freshwater until they need to be converted?
 
I've raised them to about 6" before they start show ill side effects from fresh and stop eating and eventually die. I too didn't know of this 12 years ago. They do need to slowly be converted to salt or high brackish water as they grow and you could get 10-13" or so out of them. :) very active catfish to say the least.
 
I think you will find these useful:

http://www.planetcatfish.com/catelog/species.php?species_id=700

http://www.monsterfishkeepers.com/f...-this-fish-for-me-please!&highlight=colombian

http://www.monsterfishkeepers.com/f...033-New-columbian-catfish&highlight=colombian

In a very conservative estimate, 1 in 10,000 sold is ever brought up to adulthood by hobbyists because of the water requirements in the first place... which, unfortunately, makes this fish of the "sold to almost certainly die before its time" kind.
 
I would actually say that is a very conservative estimate. I am thinking myself on getting a few for the 100 gal once I move and set up the 1000 gal I have planned. Then I could actually make a brackish catfish tank. :) I'd want to find some other species to keep with them also though. Trouble is I never see very many brackish or marine catfish for sale. I guess we are lucky in that sense. Because they would probably have the same fate.


I think you will find these useful:

http://www.planetcatfish.com/catelog/species.php?species_id=700

http://www.monsterfishkeepers.com/f...-this-fish-for-me-please!&highlight=colombian

http://www.monsterfishkeepers.com/f...033-New-columbian-catfish&highlight=colombian

In a very conservative estimate, 1 in 10,000 sold is ever brought up to adulthood by hobbyists because of the water requirements in the first place... which, unfortunately, makes this fish of the "sold to almost certainly die before its time" kind.
 
I've had a pair... large one was a good 15" when sold. Lots of fish move from fresh to brackish and even marine. Puffers, such a the Ceylon and GSP do the same.

If properly housed, with the right water conditions, I believe these fish can reach 18"-20".
 
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