What to do for Discus white stringy feces and cure

[Mazain]

One of the melon discus have got white stringy feces and being abit lethargic in the tank.
I'm reluctant to isolate the fish in a quarantine tank for treatment, so I treated the tank with metronidazole in the food and all the other Discus, Rainbow fish ate the food except the melon with white stringy feces.
After the treatment it's shoaling with the rest of the fish as if it's fine.
so do I leave it with the rest of the discus fish and continue the treatment for another couple of days or do I need to isolate it in a quarantine tank?

 

[Colin_T]

Being a discus it's probably an internal protozoan infection caused by too much meat food and not enough plant matter in its diet. Metronidazole is the normal treatment but the fish needs to be treated for a week. You normally add the medication to the water so the fish get it in their system if they aren't eating.

The following link has info on stringy white poop in fish.

What to do if your fish has Stringy White Poop.

Fish do a stringy white poop for several reasons. 1) Internal Bacterial Infections causes the fish to stop eating, swell up like a balloon, breath heavily at the surface or near a filter outlet, do stringy white poop, and die within 24-48 hours of showing these symptoms. This cannot normally be...

www.fishforums.net

The next link has information about the diet of wild discus. Discus that get lots of plant matter in their diet rarely have intestinal problems. Fish keep in bare glass tanks and fed meat based foods regularly need medication.

the discus fish Symphysodon - SciELO - M.MOAM.INFO

Dec 22, 2008 - of the lake hosting more than a thousand discus. Only 16 of the 41 ..... ing free-swimming B. cichlae wit...

m.moam.info