Thanks very much for all the replies; I wasn't expecting that!! I have always added Fresh Start to the tap water to 'clean it up'. Maybe the pleco is getting older now and is slightly more sensitive to the water quality. I always hoover the gravel whilst doing the water change.
I've had an idea...
One week later and the pleco has made a full recovery, somehow.... All I did was a 30% water change and cleaned out the filter canisters!!! Would the swim bladder have suffered if the water had been bad in any way??
New User Requesting Help, never tried a forum before! Just want to know if this is the end for the Pleco...
Tank size:160 litres
pH:
ammonia:
nitrite:
nitrate:
kH:
gH:
tank temp:75
Fish Symptoms (include full description including lesion, color, location, fish behavior):
Overnight change to...