The current volume is an addition to "Advances in Fish and Wildlife Ecology and Biology". Like the previous volumes, the volume 6 contains two sections - the first section on Fish and Limnology includes some recent additions to our knowledge in seed production in the giant fresh water prawn; influence of aquatic macrophytes on phytoplankton structure and fish communities; relation between zooplankton diversity and water quality of water bodies; effect of nutrients on the growth & brood size of fish food organisms; limnology of a high altitude reservoir; diel fluctuations of physico-...