Search Records

179 datasets found
Federal  Fish 
  • Open Data

    Chinook Salmon (Oncorhynchus tshawytscha) Conservation Units, Sites & Status

    A Conservation Unit (CU) is a group of wild Pacific salmon sufficiently isolated from other groups that, if extirpated, is very unlikely to recolonize naturally within an acceptable timeframe, such as a human lifetime or a specified number of salmon generations. Holtby and Ciruna (2007)...
    Organization:
    Fisheries and Oceans Canada
    Resource Formats:
    • CSV
    • XLSX
    • ESRI REST
    • SHP
    • HTML
  • Open Data

    Mean fork length of Atlantic salmon (Salmo salar) from 1971-2021

    Mean fork length for returning adult Atlantic salmon (Salmo salar) that spent one or two years (1SW and 2SW, respectively) in the marine environment for 16 rivers throughout Eastern Canada spanning an 10° latitudinal gradient. These data were collected as part of monitoring programs for Atlantic...
    Organization:
    Fisheries and Oceans Canada
    Resource Formats:
    • CSV
    • ESRI REST
  • Open Data

    Evaluation of groundfish and shrimp annual multidisciplinary survey in the Estuary and northern Gulf of St. Lawrence (CCGS Teleost 2004 - 2022)

    Fisheries and Oceans Canada (DFO) conducts an annual multidisciplinary scientific survey with a bottom trawl in the Estuary and the northern Gulf of St. Lawrence since 1978. Over the years this survey has been conducted on four vessels: the MV Gadus Atlantica (1978-1994), the MV Lady Hammond...
    Organization:
    Fisheries and Oceans Canada
    Resource Formats:
    • PDF
    • CSV
    • ESRI REST
    • HTML
  • Open Data

    Fixed gear sentinel fisheries program - northern Gulf of St. Lawrence

    In place since 1994 in eastern Canada, the sentinel fisheries program is the result of a collaboration between Fisheries and Oceans Canada (DFO) and commercial fishermen. Under this program, contracts are awarded by tender to fishermen to carry out fishing activities according to scientific...
    Organization:
    Fisheries and Oceans Canada
    Resource Formats:
    • PDF
    • CSV
    • ESRI REST
  • Open Data

    Mobile gear sentinel fisheries program - northern Gulf of St. Lawrence

    In place since 1994 in eastern Canada, the sentinel fisheries program is the result of a collaboration between Fisheries and Oceans Canada (DFO) and commercial fishermen. Under this program, contracts are awarded by tender to fishermen to carry out fishing activities according to scientific...
    Organization:
    Fisheries and Oceans Canada
    Resource Formats:
    • HTML
    • CSV
    • ESRI REST
    • PDF
  • Open Data

    Evaluation of groundfish and shrimp annual multidisciplinary survey in the Estuary and northern Gulf of St. Lawrence (CCGS Cabot 2022 - current)

    Fisheries and Oceans Canada (DFO) conducts an annual multidisciplinary scientific survey with a bottom trawl in the Estuary and the northern Gulf of St. Lawrence since 1978. Over the years this survey has been conducted on five vessels: the MV Gadus Atlantica (1978-1994), the MV Lady Hammond...
    Organization:
    Fisheries and Oceans Canada
    Resource Formats:
    • CSV
    • ESRI REST
  • Open Data

    Otolith Collection of Witch Flounder in the Gulf of St. Lawrence

    Witch Flounder otoliths are collected from scientific surveys, fisheries observers on fishing vessels and from scientific sampling of commercial fisheries. The otoliths collected are placed in paper envelopes, recorded and held in a climate-controlled storage facility. Digital images of each pair...
    Organization:
    Fisheries and Oceans Canada
    Resource Formats:
    • CSV
    • ESRI REST
  • Open Data

    Otolith Collection of Atlantic Cod in the southern Gulf of St. Lawrence

    Atlantic Cod otoliths are collected from scientific surveys and from scientific sampling of commercial fisheries. The otoliths collected are placed in paper envelopes, recorded and held in a climate-controlled storage facility. Age determination is performed yearly on the available samples....
    Organization:
    Fisheries and Oceans Canada
    Resource Formats:
    • CSV
    • HTML
    • ESRI REST
  • Open Data

    Atlantic Salmon Smolt Data from the Margaree River, Nova Scotia

    A rotary screw trap (RST; also known as a smolt wheel) is used to perform a capture-mark-recapture experiment on the main stem of the Margaree River. Smolts are captured at the wheel, a subset are tagged (max 200 individuals daily) and released upriver. Individuals not tagged are enumerated and...
    Organization:
    Fisheries and Oceans Canada
    Resource Formats:
    • CSV
    • HTML
    • ESRI REST
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