References
- Allan, J. D. & Flecker, A. S., 1993: Biodiversity conservation in running waters. — Bioscience 43: 32–43.
- Boon, P. J., 1994: The relevance of ecology to the Statutory Protection of British rivers. — In: Harper, D. M. & Ferguson, A. J. D. (eds.): The Ecological Basis for River Management: 239–250.
- Cornell, H. V. & Lawton, J. H., 1992: Species interactions, local and regional processes, and limiits to the richness of ecological communities: a theoretical perspective. — J. Anim. Ecol. 61: 1–12.
- Flowers, R. W., 1991: Diversity of stream-living insects in northwestern Panama. — J. N. Am. Benthol. Soc. 10: 322–334.
- Lake, P. S., Schreiber, E. S. G., Milne, B. J. & Pearson, R. G., 1994: Species richness in streams: Patterns over time, with stream size and latitude. — Verh. Internat. Verein. Limnol. 25: 1822–1826.
- National Rivers Authority, 1994: The Quality of Rivers and Canals in England and Wales (1990 to 1992). — Report of the National Rivers Authority, Water Quality Series No. 19.
- Reice, R. S. & Wohlenberg, M., 1993: Monitoring freshwater benthic macroinvertebrates and benthic processes: Measures for assessment of ecosystem health. — In: Rosenberg, D. M. & Resh, V. H. (eds.): Freshwater Biomonitoring and Benthic Macroinvertebrates: 287–305. Chapman & Hall, New York.
- Schluter, D. & Ricklefs, R. E., 1993: Species Diversity: An Introduction to the Problem. — In: Ricklefs, R. E. & Schluter, D. (eds.): Species Diversity in Ecological Communities: 1–10. University of Chicago Press, Chicago.
- Sweeting, R. A., Lowson, D., Hale, P. & Wright, J. F., 1992: Biological assessment of rivers in the UK. — In: NEWMAN, P. J., PIAVAUX, M. A. & SWEETING, R. A. (eds.): Ecological Assessment and Control: 319–326.
- Williams, P. H. & Gaston, K. J., 1994: Measuring more of Biodiversity: can higher-taxon richness predict wholesale species richness? &mdash Biological Conservation 67: 211–217.
- Wright, J. F., Furse, M. T. & Armitage, P. D., 1994: Use of macroinvertebrate communities to detect environmental stress in running waters. — In: Sutcliffe, D. W. (ed.): Water Quality and Stress Indicators in Marine and Freshwater Ecosystems: Linking Levels of Organisation (Individuals, Populations and Communities): 15–34. Freshwater Biological Association, Ambleside.