Quote:
Originally Posted by fishyfinder  well ok i have four ten gallon guppy tanks and my female tank has come under attack from some type of illness one of my gold females has a large white lump on it i have no clue what it is sorry i cant get a very good picture of it |
done a water change lately? Look up Columnaris and see if that's a match
here ya go...
Flexibacter Columnaris - Disease Profile