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70,966 records found
  • Federal

    Productivity (Recruits-per-Spawner) data for Sockeye, Pink, and Chum Salmon f...

    We assembled productivity (i.e. recruits per spawner) estimates for British Columbian Sockeye, Pink, and Chum Salmon. Annual estimates, by brood year, of spawner numbers, catch, and population and age composition were obtained from regional experts and organized in a simple database. Time series...
    Organization:
    Fisheries and Oceans Canada
    Resource Formats:
    • PDF
    • CSV
    • RTF
    • DOC
  • Federal

    Critical Habitat of Species at Risk

    The Species at Risk (SAR) Program is responsible for carrying out DFO’s mandate under the Species at Risk Act (SARA) to protect, recover and conserve all listed aquatic SAR in Canada. Critical habitat is identified for species listed as Endangered or Threatened under the Species at Risk Act...
    Organization:
    Fisheries and Oceans Canada
    Resource Formats:
    • ESRI REST
    • PDF
    • FGDB/GDB
  • Federal

    Community based seawater monitoring for organic contaminants and mercury in t...

    The concentrations of contaminants in seawater influence what is detected in marine mammals and seabirds and levels and time trends of the contaminants in the ocean has been identified as a knowledge gap by the Northern Contaminants Program (NCP). Samples were analyzed for persistent organic...
    Organization:
    Environment and Climate Change Canada
    Resource Formats:
    • HTML
  • Federal

    Current valid British Columbia aquaculture licence holders

    Fisheries and Oceans Canada is responsible for licensing all aquaculture facilities in British Columbia. The aquaculture licence and conditions of licence are designed to ensure the sustainable operation and development of the aquaculture industry. The following lists contain details related to...
    Organization:
    Fisheries and Oceans Canada
    Resource Formats:
    • XLS
    • CSV
  • Federal

    The Turkey Lakes Watershed Study

    The Turkey Lakes Watershed (TLW) Study was initiated in 1980 by Environment Canada, Natural Resources Canada and Fisheries and Oceans Canada to evaluate anthropogenic perturbation of Canadian Shield ecosystems. Originally, the Study focused on the aquatic and terrestrial effects of acid rain,...
    Organization:
    Environment and Climate Change Canada
    Resource Formats:
    • HTML
  • Federal

    Lake Study: Turkey Lakes Watershed Study

    The Turkey Lakes Watershed (TLW) is 1 of 5 hydrologically "calibrated" basins in eastern Canada that were originally devoted to process-oriented research into "acid rain" effects. They were selected to cover a wide range of climatic and hydrological conditions, deposition magnitudes, and terrain...
    Organization:
    Environment and Climate Change Canada
    Resource Formats:
    • CSV
    • PDF
    • HTML
  • Federal

    British Columbia Spot Prawn (Pandalus platyceros) Spawner Index (SI)

    Recruitment overfishing in the Spot Prawn (Pandalus platyceros) trap fishery in British Columbia on the west coast of Canada is managed using a fixed escapement system. Fixed escapement targets in the fishery are set and implemented as the number of female spawners caught per trap in the...
    Organization:
    Fisheries and Oceans Canada
    Resource Formats:
    • XLS
    • CSV
    • XML
    • HTML
  • Federal

    Great Lakes Sediment Archive Database (1960-1975)

    The Great Lakes Sediment Database (also known as the National Water Research Institute (NWRI) Sediment Archive) is an archive of data on the sediments of the Great Lakes, their connecting channels, and the St. Lawrence River which was collected by NWRI and in cooperation with other agencies...
    Organization:
    Environment and Climate Change Canada
    Resource Formats:
    • CSV
    • HTML
  • Federal

    Mercury in lake sediment cores of eastern and northern Canada

    Recent and historical deposition of mercury (Hg) are examined over a broad geographic area from southwestern Northwest Territories to Labrador and from the U.S. Northeast to northern Ellesmere Island using dated sediment cores from 50 lakes (18 in midlatitudes (41-50 degrees North), 14 subarctic...
    Organization:
    Environment and Climate Change Canada
    Resource Formats:
    • CSV
    • HTML
  • Federal

    Concentrations of substituted diphenylamine antioxidants (SDPAs) and benzotri...

    Substituted diphenylamine antioxidants (SDPAs) and benzotriazole UV stabilizers (BZT-UVs) are additives used in industrial and consumer products to prevent degradation or colour change of materials, but their environmental fate and disposition are not well characterized. In this study, SDPAs and...
    Organization:
    Environment and Climate Change Canada
    Resource Formats:
    • CSV
    • HTML
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