This is a super-concentrated liquid microalgae developed for professionals as a feed for larval fish, shrimp, and bivalve shellfish. It has a cell content of up to 68 billion cells per ml and a dry weight content of 18.4% that's over 7 times that of the nearest retail option. It produces live, healthy rotifers and will stay suspended for 2-3 days. In a frozen state this phyto has a shelf life of up to 2 yrs, in a thawed state this phyto should be stored in the fridge and used within 3 months.  Dosage rates: 1 drop - 0.5ml per 5 litre culture.