Liquid food for breeding live food: homogenised phytoplankton and other essential nutrients to feed Artemia nauplii Add liquid food to the water a drop at a time Light green colouring of the water indicates the right amount of food. Feed again when water becomes clear again Fish choose JBL food: 98.5  of all fish species immediately ate the JBL food during our research expeditions in freshwaters. Ultra-fine phytoplankton (algae) which is also the nutrition for Artemia nauplii in the wild. Contents: ArtemioFluid, complete food for crusteceans.