00000nam##2200000za#4500 9.614745 CaOODSP 20200327134215 ta 150406|1998||||xxc||||| f|0| 0 eng|d 0706-6457 CaOODSP eng n-cn--- Fs97-6/2243E Canada. Department of Fisheries and Oceans. The changing pelagia of Lake Ontario (1981 to 1995): a report of the DFO Long-Term Biomonitoring (Bioindex) Program / by Ora E. Johannsson et al. Burlington - Ontario : Fisheries and Oceans Canada 1998. ix, 278p. : graphs, references, tables ; 28 cm. Canadian technical report of fisheries and aquatic sciences 0706-6457 2243 Prepared at the Great Lakes Laboratory for Fisheries and Aquatic Sciences, Fisheries and Oceans Canada, Canada Centre for Inland Waters, Burlington, Ontario. Résumé en français Softcover 99-06 1999-02-12 Environmental impact assessment gcpds Marine ecosystems gcpds Johannsson, Ora E. The changing pelagia of Lake Ontario (1981 to 1995) : (CaOODSP)9.574004 Canadian technical report of fisheries and aquatic sciences, 0706-6457 2243 (CaOODSP)9.514691