St. Lawrence River environmental investigations.
Contributors: Kauss, P. B.; Wilkins, W. D.; Ontario. Great Lakes Section.
Publisher: Queen's Printer
Published: 1989
Place of publication: Toronto
Language: eng
Subjects: Water quality -- St. Lawrence River; Saint Lawrence River.
Other titles: Background : assessment of water, sediment and biota in the Cornwall, Ontario and Massena, New York section of the St. Lawrence River, 1979-1982; Environmental quality of assessment of the St. Lawrence River in 1985 as reflected by the distribution of benthic invertebrate communities; Sediment quality of the St. Lawrence River near Maitland, 1984
Notes: Prepared for: Ontario Ministry of the Environment, Water Resources Branch, Great Lakes Section.

Reprint of 1988 ed.
Table of contents: title: v. 1. Background : assessment of water, sediment and biota in the Cornwall, Ontario and Massena, New York section of the St. Lawrence River, 1979-1982 / prepared by P.B. Kauss and Y.S. Hamdy and B.S. Hamma.; title: v. 2. Environmental quality assessment of the St. Lawrence River in 1985 as reflected by the distribution of benthic invertebrate communities / prepared by Ronald W. Griffiths; title: v. 3. Sediment quality of the St. Lawrence River near Maitland, 1984 / prepared by W.D. Wilkins; title: v. 4. Assessment of water and sediment quality in the Cornwall area of the St. Lawrence River, 1985 / prepared by J. Anderson.