Ecological Indicators for the Assessment of the Quality of Air, Water, Soil, and Ecosystems: Papers presented at a Symposium held in Utrecht, October 1982

Front Matter....Pages i-iv
Editorial....Pages 205-205
Principles of Bio-Indication....Pages 207-217
The Need of an Ecological Quality-Concept....Pages 219-226
Ecotoxicology and Environmental Quality....Pages 227-228
Animal Indicators for Side-Effects of Chemical Vector Control....Pages 229-236
Bio-Indicators and Chemical Pollution of Surface Waters....Pages 237-245
Toxicological Assessment of River Water Quality in Bioassays with Fish....Pages 247-255
Biological Indicators of Air Pollution....Pages 257-261
Higher Plants as Indicators and Accumulators of Gaseous Air Pollution....Pages 263-272
Lichens as Indicators for Air Quality....Pages 273-282
Soil Properties Indicative for Quality....Pages 283-287
Problems in Characterizing the Ecological Quality of Soil in Relation to Human Activities....Pages 289-296
Bioindication of a Surplus of Heavy Metals in Terrestrial Ecosystems....Pages 297-305
Soil Fauna and Soil Microflora as Possible Indicators of Soil Pollution....Pages 307-316
General Remarks with Regard to Biological Indicators Used in Water Pollution Studies....Pages 317-319
The Dynamics of Dissolved Oxygen Concentration for Water Quality Monitoring and Assessment in Polder Ditches....Pages 321-330
Hydropsychidae as Bio-Indicators....Pages 331-341
Zooplankton and its Grazing as Indicators of Trophic Status in Dutch Lakes....Pages 343-354
Bio-Indicators and the Quality of the Wadden Sea....Pages 355-367
Indicators in Complex Systems....Pages 369-373
Vegetation as an Indicator of Environmental Changes....Pages 375-380
Taraxacum Species as Environmental Indicators for Grassland Management....Pages 381-389
Meadow Birds as Indicators....Pages 391-398
Ecological Indicator Organisms for Environmental Protection Policy....Pages 399-403
Back Matter....Pages 405-408