Fish Upside Down

[fish man]

Tank size:rio 400
pH:??
ammonia:0
nitrite:0
nitrate:5.0
kH:??
gH:??
tank temp:26.6

Fish Symptoms (include full description including lesion, color, location, fish behavior):los of coulor swiming verticle letting water flow take it round the tank for around a minute and a half now its fine again?

Volume and Frequency of water changes:10-20% weekly

Chemical Additives or Media in your tank:none

Tank inhabitants:clowns,tetras,barbsand a armourd cat fish

Recent additions to your tank (living or decoration):none

 

[WILDER]

Is the fish stuggling to maintain it balance, sounds like swim bladder once it has progressed hard to cure.
Try some shelled peas.
Does the fish look bloated.

 

[fish man]

fish not blowted in anyway the fish in mention seams to be fine again at the moment has a little white haze around the head area so i raised the temp for a day and done a 10% water change supose i will have to wait and see now.

 

[WILDER]

The head region columnaris alway strikes there, does it look bleached out or fluffy in appearance.