I would not say it looks fuzzy however it is extreamly hard to tell. If im close to my tank it goes crazy hoping to be feed. It blends in with its fin as far as color. I would describethe growth as being about 1/4 inch long maybe a little less. and shaped like a deformed football.
My water is perfect every thing is zero except nitrates and thats under 20ppm.
I have 2 yellow labs, 2 colbalt blue, 1 bumble bee, 1 i cant remember its turning black was yellow with black and white stripes running horizonal, 1 blood parrot, 2 jewles, 1 asci