sure,
it is useful very much,
but it should be in granular form for the fingerling and growing fish to consume when added to the pond.

we shall also supply a Herbal formulation fortified with spirulina which enables excellent resistance to disease and immunity, increase growth faster and better FCR, colouring, size, taste, livability, more number of fish per harvest = more Profit.

Price:
Spirulina: USD.16/kg FOB India.
Spirulina + Herbal formulation: USD.20/kg FOB India.

Dose: 10 - 15% of feed consumed.