00000nam 2200000za 4500 9.846411 CaOODSP 20241203113640 cr ||||||||||| 171031s1997 oncab fo f000 0 eng d CaOODSP eng eng fre n-cn-on w6x9 En13-5/97-90E-PDF Biodiversity of freshwater mussels in the lower Great Lakes drainage basin [electronic resource] / J.L. Metcalfe-Smith ... [et al.]. Burlington, Ont. : National Water Research Institute, [1997]. 34, [50] p. : ill., maps NWRI contribution ; 97-90 Digitized edition from print [produced by Environment and Climate Change Canada]. Includes bibliographical references. "North America is home to the richest freshwater mussel fauna in the world. Over the past century, however, mussels have suffered severe declines in diversity and abundance due to commercial harvesting, human alterations of aquatic habitats, water pollution and, most recently, the invasion of the zebra mussel. ... This project examined trends in the biodiversity of freshwater mussels in the lower Great Lakes drainage basin over the past 140 years. The data revealed a pattern of species losses and changing community composition throughout the basin, particularly in the formerly species-rich Lake Erie and Lake St. Clair drainages."--Management perspective. Abstracts in English and French. gccst Molluscs gccst Biological diversity Metcalfe-Smith, J. L. (Janice L.) Canada. Environment Canada. National Water Research Institute (Canada) NWRI contribution ; no. 97-90 (CaOODSP)9.844121 PDF 4.62 MB https://publications.gc.ca/collections/collection_2017/eccc/En13-5-97-90-eng.pdf