492 jeux de données trouvés

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  • Lake Water Quality - Cape Breton Highlands

    What? Water samples are collected in Cape Breton Highlands National Park in various freshwater lakes and streams. When? Water samples are taken in select park lakes biannually...
  • Stream Fish Occupancy - Banff

    This is a backpack electrofishing based survey that enumerates all species caught a random selection of sites within a given watershed. Cascade, Panther and Spray watersheds...
  • Forest Birds - Jasper

    Birds are the most diverse of land vertebrates and are an important indicator of ecosystem health. Large protected areas, such as Jasper National Park, provide important habitat...
  • Wetland Plant Community Structure - Terra Nova

    Plant community structure is measured at 16 sites within the park on a four-year schedule. A series of five 2x2 metre quadrats are completed at each site with percent cover of...
  • Forest vegetation community areal extent and distribution - Elk Island

    Elk Island National Park uses land cover classification to determine spatial changes of forest vegetation throughout the park. This measure relies on a supervised classification...
  • Deer Browse - Summer Herbaceous - Thousand Islands

    Browse surveys occur yearly in July-August and are conducted by park staff. Each plot is composed of nine circular subplots (2-m radius) in a 3 x 3 grid, spaced at 15 m...
  • Brook trout - Kejimkujik

    Brook trout are top predators in aquatic ecosystems at Kejimkujik that integrate the effects of stressors throughout the aquatic trophic structure. They are sensitive to a...
  • Colonial Waterbirds - Pukaskwa

    Herring gull (Larus arentatus, HERG), great blue heron (Ardea Herodias GBHE), double-crested cormorant (Phalacrocorax auritus, DCCO) and ring-billed gull (Larus delawarensis,...
  • Snowshoe hare (pellet survey) - Wood Buffalo

    Snowshoe hare are a keystone species of the boreal forest with a 9-10 year population cycle. Hare densities are positively correlated with other species and can have significant...
  • Wildlife Mortality - Yoho

    Vehicle-caused wildlife mortality and wildlife management destruction data for Yoho National Park between the years 2005 and 2017. Each species mortality is recorded by date,...
  • Downed Wood Debris - Thousand Islands

    Several measures that characterise downed woody debris are recorded along three, 45.14 m transects associated with long-term Ecological Monitoring and Assessment Network (EMAN)...
  • PAD vegetation change - Wood Buffalo National Park

    The Peace Athabasca Delta (PAD) is a dynamic deltaic ecosystem that is driven by natural, periodic floods. Vegetation communities naturally vary with floods and droughts, but...