Investigation of infection Hafnia alvei in Rainbow trout cage facilities in the Down Fırat Basin
Journal Title: Hydrobiological Research - Year 2023, Vol 1, Issue 1
Abstract
Some trout cage facilities in the Down Fırat Basin were observed an infection with high mortality in rainbow trout (Oncorhynchus mykiss, W., 1792) fry weighing 10-25 g January - March 2019. Ill fish were observed in a yellowish pus-filled exudate and bloody intestines, blackening of the spleen and liver, red spots in the liver, grayishwhite abscesses in the kidney, ascites in the abdomen, epizootic hemorrhagic septicemia, darkening of the skin. Eye, liver, spleen, kidney and intestines were made with Tryptic Soy Agar and incubated at 24ºC for 48 hours. 10 suspicious Hafnia alvei were detected isolates. These isolates were identified bacteria by applying 94 biochemical tests in the Biolog (The biolog GENIII micro plate) microbial identification system.
Authors and Affiliations
Oğuzhan Kuzucu, Mikail Özcan
Keywords
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