Nama lain
saddleback disease, Fin Rot, Myxobacterial disease, Balck Patch necrosis,
cotton wool disease [2], bacterial gill disease [6]
Etiologi/ penyebab
Flavobacterium columnaris, dahulu bernama Bacillus columnaris,
Chondrococcus columnaris, Cytophaga columnaris, dan Flexibacter
columnaris [1]. Merupakan bakteri gram negatif, batang, berukuran lebar 0.5–0.7mm × panjang 3–5mm [5]
Hospes
ikan air tawar [1,2], Ayu, tilapia, karper, channel catfish, mas koki, rohu [3]
