and marine flatfish, namely dab
(Limanda limanda), plaice (Pleuronectes platessa),
flounder (Platichthys flesus) and turbot (Scophthalmus
maximus) [110-112], and cause ulceration rather than
furunculosis [6,113]. The deviation in characteristics
from the typical to atypical isolates has made typing difficult
[114-116]. Even 16S rDNA sequencing has not
helped with the clustering of atypical forms (