TABLE 2.

Culture media and growth conditions used for the enumeration of bacterial groups in gravlax samples from the Batch 1.

Target bacterial group	Selective medium	Growth conditions
Total viable count	Long and Hammer (LH)	96 h at 15°C, aerobic
Lactic acid bacteria	Nitrite Actidione Polymyxin agar (NAP)	96 h at 20°C, anaerobic
Brochothrix thermosphacta	Streptomycin-Thallous Acetate Actidione agar (STAA)	48 h at 20°C, aerobic
Enterobacteriaceae	Violet Red Bile Glucose agar (VRBG)	48 h at 20°C, double layer, aerobic
Listeria monocytogenes	Palcam agar	48 h at 37°C, aerobic