Streptococcus salivarius and Enterococcus faecalis. also isolated from plaa-som, showed the best lactic acid production and pH reduction ability and used as a starter culture for another plaa-som recipe (Hwanhlem et al., 2011). In addition, Lactococcus garvieae, Streptococcus bovis, Weissella cibaria, Pediococcus pentosaceus and Lactobacillus ferment were also reported in plaa-som