1. A preliminary observation on the changing fish diversity of Lake Veli-A bar built estuary in south India, in the context of increasing density of Oreochromis mossambicus 2. Biodiversity of mudflat environment with reference to the mudskipper, Boleophthalmus boddarti (Pallas) from Mudasalodai and Pichavaram mangroves, southeast coast of India 3. Species richness and distribution of freshwater fishes in river Chalakudy part of western ghats, Kerala, India 4. Impact of periodical fluctuation of physico-chemical factors on community structure of cyanophyceae in Papnash pond, Bidar,Karnataka 5. Plankton diversity in the arid zone mangrove creek waters of gulf of Kachchh-Gujarat,Westcoast of India 6. Species composition and diversity of zooplankton in the Pichavaram mangroves, S.E. coast of India 7. Species composition and diversity of zooplankton in the inshore waters of Parangipettai, S.E. coast of India 8. Role of aquatic macrophytes in the remediation of metal pollutants 9. Biological index and pollution in ponds and lakes of Mysore district, Karnataka 10. Reproductive biology of Salmostoma untrahi (Day) from Bhadra reservoir,Karnataka 11. Behavioural responses of cyprinid fish Cyp rinus carpio to iron and steel effluent 12. Biotechnology and aquaculture-some modern advances 13. Immunostimulants in aquaculture 14. Nutritional requirements of fishes 15. Parental investment and parental care in ornamental fish kingdom- A comparative approach 16. Inland capture fisheries of India-Resources and utilization