It would help to have more information, what is "normal" can you give the readings?

Temperature?

What foods?


Birger

Ammonia - 0ppm
Nitrite - 0ppm
Nitrate - 5-10ppm
PH - 7.2
Temp - 24c

I've been doing 30% water changes weekly and have been using cold water. I read that this can cause the ...

"Pitbull" = Parotocinclus jumbo or P. spilosoma and similar species. Chaetostoma are "Bulldog" plecos.

Several types of Parotocinclus has also been bred in captivity.

And yes, they are easily confused.

--
Mats


I'm only calling it a 'Pitbull' because thats what it said on the tank at my LSF ...

The substrate is Fluval shrimp stratum. Hope your not right about the tumor

Hi,

I'm not sure if one of my pitbull plecos is sick or not. Water perameters are all normal and i do about a 30% water change a week. The tank is about 160L. Hopefully you guys can tell from the pic.

Thanks

Ian