“…Lactococcosis is a well-known disease of rainbow trout worldwide (Austin and Austin, 2016) and previously reported in Turkish trout culture sector in warm seasons (Diler et al, 2002;Altun et al, 2005, Kav andErganis, 2007;Akşit and Kum, 2008;Avcı et al, 2010;Timur et al, 2011;Didinen et al, 2014;Durmaz and Kılıçoğlu, 2015;Korun et al, 2017;Balta and Balta, 2019). In most of the reports on Lactococcosis cases of cultured rainbow trout in Turkey, L. garvieae was identified as disease agent in pure infections.…”