Ans. One or two feed check tray is adequate for one ha shrimp pond

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Ans. Biofloc is a heterogeneous aggregate of suspended particles and variety of microorganisms associated with extracellular polymeric substances. It is composed of microorganisms such as bacteria, algae, fungi, invertebrates and detritus, etc.

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Ans. Extension activities for farmers' include capacity building programmes, exposure visits, result demonstrations at farmers' field etc

Ans. Vaccines against bacterial pathogens infecting fish: Developed an inactivated vaccine against Flavobacterium columnare using local field isolate and a dual vaccine against F. columnare and Edwardsiella tarda. Diagnostic tools for viral diseases infecting fish: Developed and standardised a quantitative real-time PCR assay for the detection and quantification of Tilapia lake virus (TiLV)