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The “Gross and Effective Drainage Area Boundaries of the AAFC Watersheds Project - 2013” dataset is a geospatial data layer containing line features representing boundaries associated with the ‘incremental gross drainage areas’ of the Agriculture and Agri-Food Canada (AAFC) Watersheds Project....

Canadian tides and water level station information, benchmarks, observed water level data, and tidal predictions. The Canadian tide and water level data archive presently holds water level observations reported from over a thousand stations, with the earliest dating back to 1848. The number of...

The National Ecological Framework for Canada's "Land and Water Area by Province/Territory and Ecoprovince” dataset provides land and water area values by province or territory for the Ecoprovince framework polygon, in hectares. It includes codes and their English and French descriptions for a...

The National Ecological Framework for Canada's "Total Land and Water Area by Ecozone” dataset provides land and water area values for ecozone framework polygons, in hectares. It includes attributes for a polygon’s total area, land-only area and large water body area.

Laboratory research was completed to assess the relative toxicity of various short-chain PFAS in adult and juvenile freshwater snails. Tests of various duration (7-28 days) and encompassing three life stages (adults, juveniles, and embryos) were completed with three sulfonic acids (PFSAs):...

The Initiative to Protect and Recover Endangered Whale Populations from anthropogenic threats (aka Federal Whales Initiative) was announced on June 22, 2018, by Fisheries and Oceans Canada (DFO), Transport Canada and Environment and Climate Change Canada (ECCC). This 5-year initiative (2018-2023)...

The Canada Flood Map inventory shows areas in Canada where a copy of a flood hazard map has been collected by Natural Resources Canada (NRCan). The inventory does not display flood zones or extents, but provides information on how to access these flood hazard maps. Depending on the license and...

The Initiative to Protect and Recover Endangered Whale Populations from anthropogenic threats (aka Federal Whales Initiative) was announced on June 22, 2018, by Fisheries and Oceans Canada (DFO), Transport Canada and Environment and Climate Change Canada (ECCC). This 5-year initiative (2018-2023)...

Tire wear particles end up on roads where they may run off into nearby rivers and lakes by rain and snowmelt. This study examined how toxic these tire particles are to eggs and the newly hatched larvae of the fathead minnow (Pimephales promelas). Tire particles were finely ground up and were...

In 2006, the Government of Canada initiated the Chemicals Management Plan (CMP), which takes action regarding chemicals that are harmful to human health or the environment. One element of the CMP is Monitoring and Surveillance, which generates data on the presence and levels of chemical...