All terrain vehicles 1 Benthic animals 4 Biotic communities 4 Birds 1 Dams 2 Ecology 1 Ecosystem management 1 Effect of dams on 1 Effect of habitat modification on 2 Effect of human beings on 1 Environmental aspects 6 Environmental conditions 1 Environmental impact analysis 1 Evaluation 1 Fishes 6 Food chains (Ecology) 4 Fords (Stream crossings) 1 Freshwater animals 4 Freshwater habitats 4 Freshwater productivity 4 Habitat 2 Habitat surveys 1 Hydroelectric power plants 2 Hydrology 1 Instream flow 1 Licenses 1 Limnology 1 Management 1 Manganese 2 Manganese mines and mining 2 Methodology 3 Pacific salmon 1 Pollution 2 Productivity 4 Regulation 1 Research 4 Rivers 1 Salmonidae 1 Spoil banks 2 Stream ecology 13 Stream invertebrates 4 Stream measurements 1 Streamflow 1 Toxicology 2 Water 2 Water-power 1 Weirs 1 Wildlife management 1