Supong K, Suriyachadkun C, Pittayakhajonwut P, Suwanborirux K, Thawai C. Micromonospora spongicola sp. nov., an actinomycete isolated from a marine sponge in the Gulf of Thailand. J Antibiot (Tokyo). 2013 Sep;66(9):505-509.
Soluble starch 10 g
K2HPO4 (anhydrous base) 1 g
MgSO4.7H2O 1 g
NaCl 1 g
(NH4)2SO4 2 g
CaCO3 2 g
FeSO4.7H2O 0.001 g
MnCl2.7H2O 0.001 g
ZnSO4.7H2O 0.001 g
Bacto Agar (if needed) 20 g
Distilled water 400 ml
Sea water 600 ml
The unadjusted pH should be 7 - 7.4.