Contents: About the book/content About Author 1. Introduction to biotechnology 2. DNA as genetic material, chemistry of nucleic acids and genetic code 3. Organization of genome in prokaryotes and eukaryotes 4. DNA replication, transcription and translation 5. Recombinant DNA technology 6. Biotechnology in fish breeding 7. Transgenic fish production 8. Molecular and immunological techniques applied in fisheries 9. Genomics 10. Fish surrogate technology 11. Cell culture and cell lines 12. Development of fish vaccine 13. Hybridoma technology 14. Nanotechnology in aquaculture 15. Bioactive compounds from marine organisms 16. Waste water treatment 17. Biofilters in aquaculture 18. Biofertilizers 19. Probiotics 20. Biosensor 21. Bioprocessing 22. Bioinformatics