Stream ecology Rivers 4 Water 2 Water quality 2 Detrital energy resources 1 Dissertations, Academic (Ph.D) 1 Ecology 1 Ecosystem management 1 Environmental impact analysis 1 Fisheries 1 Fishery management 1 Flowing waters 1 Fluvial Geomorphology 1 Fluvial ecosystems 1 India 1 Ithikkara river (Kerala) 1 Kerala 1 Lake ecology 1 Limnology 1 Lotic communities 1 Riparian Vetebrates 1 Stream ecology-Methodology 1 Stream measurements 1 Stream water chemistry 1 Thesis (Ph.D)-Zoology 1 Tropical Stream ecology 1 Water quality biological assessment 1 Water--Pollution 1 Water--Pollution--Government policy 1 Watershed management 1