The changing pelagia of Lake Ontario (1981 to 1995)
Subtitle: a report fof the DFO long-term biomonitoring (Bioindex) program
By: by Ora E. Johannsson ... [et al.].
Contributors: Johannsson, Ora E.; Great Lakes Laboratory for Fisheries and Aquatic Sciences.; Canada. Dept. of Fisheries and Oceans.; Canada Centre for Inland Waters.
Series: Canadian technical report of fisheries and aquatic sciences -- no. 2243
Publisher: Great Lakes Laboratory for Fisheries and Aquatic Sciences, Fisheries and Oceans Canada, Canada Centre for Inland Waters
Published: 1998
Place of publication: Burlington, Ont
Language: eng
Number of pages: 278
Subjects: Biological monitoring -- Ontario, Lake (N.Y. and Ont.)
Notes: Includes bibliographical references.

Abstract also in French.