I culture my phytoplankton with freshly made uv sterilized saltwater to ensure its purity from contaminates.
Salinity: 1.020
pH: 8.1
Temp: 75 F
Fertilized with guillard's f/2 formula
-Dense consistency
-Great for food for sea apples, some corals, clams, pods, rotifers, brine shrimp, and many...