1. Fish: Importance and Diversity 2. A Perspective on Aquaculture: An Overview 3. Objective and Importance of Aquaculture 4. A Review of Fish Model in Experimental Pharmacology 5. Certain Fish Species Used as Models in Cancer Research 6. Fish as the Biomarkers of Environmental Pollutants 6. Fish as the Biomarkers of Environmental Pollutants 8. Fishes of Madhya Pradesh with Special Reference to Zebrafish as Model Organism in Biomedical Researches 9. Perspective on Zebrafish: A Suitable Research Model 10. Overviews of the Zebrafish Model and Fish Neoplasms 11. Development of Transgenic Fish Models for Research 12. Genetic Production of Transgenic Fish and their Commercial Application 13. Transgenic Fish Model in Environmental Toxicology 14. Toxicity in Fish Polluted with Heavy Metals, Chemicals or Drugs 15. Contamination of Mercury in Fish and its Toxicity to Both Fish and Humans: An Overview 16. Toxicity of Certain Pesticides in Fishes 17. Toxicity of Organophosphate and Carbamate Pesticides in Fish 18. Contamination of Polychlorinated Biphenyls in Fishes Leading to Toxicity in Fish Consuming Population 19. Toxicity of Cyanide in Fishes: An Overview 20. Do We Know! Fishes also Suffer from Cancers 21. Fish Cancer Developed by Environmental Pollutants 22. Chemical Carcinogenesis in Fish: A Review 23. Prevalence of Hepatic and Skin Cancers in Fish by Chemical Contamination  24. Chemical Toxicity Leading to Cancer in Fishes and its Treatment by Medicinal Plants 25. Role of Fish Oil Against Cancer 26. Overviews of the Treatment and Control of Common Fish Diseases 27. Treatment for Certain Parasitic Diseases of Fishes 28. Treatment and Control of Ornamental Fish Infection 29. Medicinal Plants Useful in Fish Diseases 30. Some Medicinal Plants to Treat Fish Ectoparasitic Infections 31. Antimicrobial Activity of some Medicinal Plants Against Fish Pathogens. 32. Beneficial Effects of Certain Herbal Supplements on the Health and Disease Resistance of Fish 33. Immunostimulant Effect of Medicinal Plants on Fish 34. Herbal Feed Supplements as Drugs and Growth Promoter to Fishes. 35. Feed Formulation and Feeding Technology for Fishes