Yeast extract 4 g Malt extract 10 g Glocose 4 g Agar 18 g Artificial seawater 1000 ml Adjust pH to 7.2 +/-0.2. Sterilized at 118 °C for 20 min. Artificial seawater: NaCl 234.7 g Na2SO4 39.2 g MgCl2.6H2O 106.4 g CaCl2 11 g NaHCO3 1.92 g KCl 6.64 g KBr 0.96 g H3BO3 0.26 g Distilled water 10 000 ml