Stream flow, Water management, Biological quality index, Congost stream, Mediterranean stream
Spain, California, Chile, water policy, integrated water resources management, River ecosystems
Environmental gradient, Autoecology, Chironomidae assemblages, Optima and tolerances, Partitioning variance, Spatial variation
Climate change, Irrigation, Mining, Osmoregulation, River salinisation, Road salt, Salinity tolerance, Secondary salinisation