Water geography and data

Canada’s water ecosystems and the research efforts to keep them healthy.

Services and information

Geography of water

Maps of watersheds, hydrogeological regions, icefields, wetlands, drainage patterns.

Hydrography

Navigational products and services, maritime boundaries, standards, surveys, legal considerations and more.

St. Lawrence River: overview

Wetlands, phosphorus levels, sediment quality, nutrients, interactive map, fact sheets.

Ottawa River watershed study

This study is gathering current knowledge about the Ottawa River watershed.

Distribution of water in Canada

Distribution, quantity and sources of water, influence of climate change, thematic maps.

Turkey Lakes watershed study

Effects of forest harvesting, climate change and pollution on a freshwater basin in the Canadian Shield.

Marine geological hazards

Geological conditions at the sea floor that could result in risks to life or infrastructure.

Marine contaminants

Toxic chemicals found in aquatic life and habitats, including pesticides in the marine environment.

Water and wetlands

Scientific and technical data on water, wetlands and surface water.

Ocean climates and weather

Research on the effect of changes in ocean conditions on fish stocks, habitat and marine activities.

Ocean monitoring

Wave and weather data, satellite imagery and ocean profile data.

Oceanography and ocean data

Research on plankton, salinity, tides, water nutrients and other research sourced from data collection points.

Permafrost, ice and snow

Research, data and publications on lake and river ice, glaciers, permafrost, snow and sea ice.

Tides, current and water levels

Data on ocean currents, tides, predicted times, conditions and hourly water levels

Canadian Aquatic Biomonitoring Network

Measure freshwater ecosystem health with standardized methods, database, activities map, training.

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