FAQs on Dianema (Porthole)
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(email 2) Porthole Catfish
I have one other quick question which has nothing to do with my
previous email, therefore I assumed it would be preferable to send
I purchased a Porthole Catfish earlier tonight at the local pet
The store owner mentioned that she thought she had read these fish like
to be in groups.
However, I decided to purchase just the one since he seemed to be
perfectly content hanging out at the upper corner of the tank all by
himself - while also considering that out of the other three in the
tank only two seemed to be interested in the buddy system while the
other was alone in the opposite corner enjoying the top of a plant.
Once back home I did some internet research and have been finding most
websites do mention these fish should be in a shoal.
So the question is: Should I go back to the store and purchase my new
catfish a buddy, or is it likely that he will be happy on his own?
<Likely happy enough on its own for now, but do try and find some
They are shy and nervous kept singly. Nippy or aggressive tankmates can
cause serious problems and need to be avoided. Somewhat delicate as
well, so excellent water quality and plenty of oxygen are
Re: (email 2) Porthole Catfish 12/16/11
Yes, it is Dianema longibarbis. I Googled photos and checked to make
<Cool. Nice fish.>
I try to keep only peaceful fish in my tank (it saves ME from huge
amounts of anxiety!), so there should be no danger of him being
bullied. As I mentioned in the previous email, I will install (today)
another large air stone to make sure that my bottom dwellers are all
He is actually not timid at all - has made himself right at home and
does not even flinch when I approach the tank or open the lid -
he'll even come right to me in either case. He's quite a
laid-back friendly little guy!
I just adore him.
I will also call the store today and have them put the others on hold
for me so I can pick up some friends for him. I know this is the
first time the store has ever had Dianema longibarbis, and that they
are difficult to come by in general...Do I need to worry if they have
sold out and I am not able find any others?
<If he's feeding and sporting himself in the front of the tank,
no, you don't need to worry. But add two or three more, should you
find them, and he should be even happier.>