Water Quality Research Journal of Canada

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Volume 25 Number 2

Next Issue: Vol. 25, No. 3, (1990)

Previous Issue: Vol. 25, No. 1, (1990)

Impacts of Heavy Metals on Higher Aquatic Plant, Diatom and Benthic Invertebrate Communities in the Niagara River Watershed near Welland, Ontario. M.D. Dickman, J.R. Yang, and I.D. Brindle. Page 131.

Indirect Polyphosphate Quantification in Activated Sludge. M.D. Dickman, Y. Comeau, K.J. Hall and W.K. Oldham. Page 161

A Phytotoxicity Biosensor using Photosynthetic Membranes. M. Purcell and R. Carpentier. Page 175

Organic Contaminants in Canadian Coal Wastewaters and Associated Sediments. J.W. Atwater, S.E. Jasper, P.D. Parkinson, and D.S. Mavinic. Page 187

L'abattement des bactéries coliformes dans les étangs aérés facultatifs - 1. Cinétique, modélisation et variables biotiques. R. Leduc and V.-T.-V. Nguyen. Page 201.

Review Paper: L'abattement des bactéries coliformes dans les étangs aérés facultatifs - 2. Variables abiotiques. R. Leduc and R. Gehr. Page 231.

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