St. Lawrence Centre: Charting the Course for Fluvial Ecology

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Fact Sheets on the State of the Great Lakes–St. Lawrence Ecosystem

Environment Canada has produced a series of electronic fact sheets reporting on the state of the Great Lakes–St. Lawrence Basin. These assessments are based on environmental indicators dealing with water levels, water contamination, sediment contamination, wetland surface area and health of aquatic bird populations. The following fact sheets have been produced to date:

• Loss and Fragmentation of Wetlands along the Great Lakes–St. Lawrence Shoreline
  
  
• Mercury Concentrations in Sediments in the Great Lakes and the St. Lawrence River
  
  
• State of Colonial Nesting Aquatic Bird Populations
  
  
• Water Quality in the Great Lakes–St. Lawrence Basin: Contamination by Toxic Substances
  
  

Fact Sheet

The Unfolding Story of the Zebra Mussel in the St. Lawrence River

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Fact sheets in the State of the St. Lawrence Monitoring Program

The fact sheets in this series report on the state of health of the St. Lawrence ecosystem based on environmental indicators and from a long-term perspective. An overview of the State of the St. Lawrence River has been prepared based on the fact sheets.

Issue Fact Sheets in the "State of the St. Lawrence River" Series

This series of fact sheets is produced by the Quebec Environment Ministry, Wildlife and Parks Sector, Fisheries and Oceans Canada, and Environment Canada.

The Contribution of Agricultural Activities to the Deterioration of the St. Lawrence River

Fluctuating Water Levels in the St. Lawrence River

Disturbance of the Wildlife of the St. Lawrence River

The Contribution of Urban Activities to the Deterioration of the St. Lawrence River

Summary of the Mass Balance Study

The mass balance study was conducted under the St. Lawrence Vision 2000 Action Plan. It quantifies the input of chemical contaminants into the St. Lawrence River from the Great Lakes and from its main tributary, the Ottawa River. The study also assesses the quantity of contaminants exported to the St. Lawrence Estuary.

Info-Flash on the state of the St. Lawrence River
The River at a Glance

Info-Flash fact sheets are part of a series of documents whose aim is to provide summarized information on the state of the St. Lawrence River’s biological, physico-chemical and socio-economic aspects.

Available at the St. Lawrence Centre Documentation Centre

Date Published: 2005-10-25
Updated: 2007-06-04