columnaris disease

columnaris disease

a common disease of aquarium fish caused by infection with the bacteria Flexibacter columnaris (Cytophaga columnaris). It is characterized by circumscribed gray-white lesions on the skin about the head, gills and fins and on the body. Called also saddlepatch disease.
References in periodicals archive ?
Agricultural Research Service scientists have discovered that adding this clay, called "kaolin," to water significantly improves the survival rate of channel catfish with columnaris disease, which is caused by the bacterial pathogen Flavobacterium columnare.
EPIZOOTIOLOGY OF COLUMNARIS DISEASE IN AQUACULTURE AND SPORT FISHING PONDS LOCATED WITHIN A BOUNDED HYDROLOGIC SYSTEM HAITHAM H.
However, the epizootiology of columnaris disease in fish ponds has not been extensively studied.
This bacteria causes columnaris disease, which affects many varieties of fish--everything from catfish to goldfish--and thus has a large economic impact.
It causes columnaris disease, sometimes called peduncle disease or tail rot (in aquarium species, cotton-wool mouth), a significant source of economic loss in cultivated catfish, hybrid striped bass, and other fish species.