hi all, I have two Columbian shark catfish, they I've had them for aprox.3 1/2 month and are about 3 inches long... my question is a very simple one. One of the fishes the light colored one (Ariel) has gotten a pretty fat belly, bigger then her buddy (Adrien) I'm hoping that she ate too much, but ...

Magnum the pet shop owner didn tell me the shark fish need more salt so i bought some And add the recommened amound and a little more cause he did say the live in rivers near the ocean and when the ocean tide comes in thats where they get their salt. if im wrong please let me know any how I believe ...

Yes!!!

thats him!!! thanks you magnum

Now i have another question:

is his a form of catfish? is does anybody know how big he will grow???
the pet shop owner doesnt remember selling him to me now and he doesnt know what kind of fish or anything about him...
I'm never going back there again.

hello everyone
I have a fish that i call wommer...
I think he is a form of catfish, he is long but 1 1/2 inches long he sucks on rocks he is brown with dark spots going down his body. he kind of looks like a worm

when I bought them at the pet shop, the owner had approx. 10 in a 10 gal. tank. with salt and amonia remover and a clorine remover, besides the water filter, that is all he had... he did tell me they need a little salt, 5 tsp in my ten gal. tank. so thats what i do. he never told me the fish would ...

What does it mean (if anything) when they lower its dorsal fin?

Hello all, I have two Shark fish. If I go by the picture that best identifies him they are, Colombian shark fish or Arius Seemani Juvenile. My question is how large will they get and how can I tell which is male and which is female. Also, I am planning on putting in a pond in my front yard with some ...