Search Records

90 datasets found
Aquatic ecosystems  CSV 
  • Open Data

    Biodiversity of the snow crab trawl survey in the St. Lawrence Estuary (2019)

    A research survey on snow crab (Chionoecetes opilio) was conducted from July 7 to July 26, 2019 in the Estuary St. Lawrence River between Forestville, Baie-Comeau and Matane. The main objective of this survey was to assess the abundance of snow crab and benthic species associated with snow crab...
    Organization:
    Fisheries and Oceans Canada
    Resource Formats:
    • ESRI REST
    • CSV
  • Open Data

    Beluga whale summer herds distribution in the St. Lawrence Estuary

    This layer represents the seasonal distribution of the St. Lawrence Estuary beluga whale population (Delphinapterus leucas). Three groups are represented: females with calf, adult males and mixed sectors. Herd distribution was defined using Fisheries and Oceans Canada (DFO) published data about...
    Organization:
    Fisheries and Oceans Canada
    Resource Formats:
    • ESRI REST
    • CSV
    • SHP
  • Open Data

    Known concentration areas of the Atlantic razor clam in the Estuary and the Gulf of St. Lawrence

    The dataset represents known concentration areas of harvested or unharvested Atlantic razor clam (Ensis leei) in the Estuary and the Gulf of St. Lawrence, Quebec Region. It was created for the National Environmental Emergencies Centre (NEEC) for preparation and response purposes in case of an oil...
    Organization:
    Fisheries and Oceans Canada
    Resource Formats:
    • ESRI REST
    • CSV
    • SHP
  • Open Data

    Phytoplankton pigments along Line-P

    Phytoplankton pigments, determined by high-performance liquid chromatography (HPLC) are measured on DFO cruises three times a year in February, June, and August/September along Line P in the northeast subarctic Pacific. Sampling for phytoplankton pigments started in 2006 at the five main Line P...
    Organization:
    Fisheries and Oceans Canada
    Resource Formats:
    • HTML
    • CSV
    • ESRI REST
  • Open Data

    Harp seal distribution in the Gulf of St. Lawrence and Atlantic Ocean

    This layer represents the Harp seal (Pagophilus groenlandicus) distribution. During the summer, the Harp seal is in Arctic and it migrates south of its distribution range during the fall. It migrates back to the Arctic after the moulting period which occurs in April and May. Reference: DFO....
    Organization:
    Fisheries and Oceans Canada
    Resource Formats:
    • ESRI REST
    • CSV
    • SHP
  • Open Data

    Beluga Calves Relative Summer Density in the St. Lawrence Estuary

    This layer represents the relative summer density of beluga calves in the St. Lawrence Estuary based on 35 aerial surveys carried out from 1990 to 2009. The boundaries of the areas were determined by combining the highest densities until the desired proportion of the population was obtained using...
    Organization:
    Fisheries and Oceans Canada
    Resource Formats:
    • ESRI REST
    • CSV
    • SHP
  • Open Data

    Known concentration areas of the Sea scallop and the Iceland scallop in the Gulf of St. Lawrence

    Sea scallop (Placopecten magellanicus) and Iceland scallop (Chlamys islandica) concentration areas of this layer are described as being known and commercially exploited historically and/or currently. The mapping of these areas is based on several sources of information: research surveys (since...
    Organization:
    Fisheries and Oceans Canada
    Resource Formats:
    • ESRI REST
    • CSV
    • SHP
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