Symptoms of improper food

[Lady Hobbs]

Darkening of body or fins
http://a1272.g.akamai.net/7/1272/1121/20070117213231/www.drsfostersmith.com/images/dot_clear.gifreddening of body and fins
Color loss
Fin erosion
Lateral line erosion
Lower jaw erosion
Skin lesions
Increased sensitivity to bacterial infection
Slow wound repair
Hemorrhaging of the gills
Sunken abdomen
Cloudy eyes
Exophthalmus (abnormal protrusion of the eyeball)
Weight loss
Atrophying musculature
Rapid breathing
Loss of appetite
Poor growth
Convulsions
Loss of equilibrium
Erratic swimming
Spiral swimming

[cocoa_pleco]

good info.

[Fishguy2727]

Mainly diet can cause stress and physiology disfunction both of which can lead to illness or other failures to thrive.