37 869 jeux de données trouvés

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      • Non-native mammals - Gwaii Haanas Canada Open Gov jeu de donnĂ©es

        Non-native mammal species are monitored annually in areas critical for the protection important seabird islands. Remote cameras are deployed for 15-days to annually detect any... Read more
      • Stream Benthic Invertebrates %EPT - Gwaii Haanas Canada Open Gov jeu de donnĂ©es

        The EPT index measures the proportion of freshwater organisms belonging to the taxa Ephemeroptera, Plecoptera, Trichoptera (or EPT for short). These species are considered to be... Read more
      • Black Oystercatcher - Gwaii Haanas Canada Open Gov jeu de donnĂ©es

        Black Oystercatcher breeding success is estimated by visually surveying known breeding habitat in key areas of Gwaii Haanas. Surveys are conducted twice a year during breeding... Read more
      • Invasive Plants - Gwaii Haanas Canada Open Gov jeu de donnĂ©es

        Areas with high potential for exotic introductions are monitored annually for new growth and new plants are treated as necessary.
      • Coastal Process - Erosion and Accretion - Gwaii Haanas Canada Open Gov jeu de donnĂ©es

        Using permanent transects, geo indicators are tracked annually to monitor the effects of long term erosion and deposition processes and significant erosional events to... Read more
      • Stream Benthic Invertebrate Richness - Gwaii Haanas Canada Open Gov jeu de donnĂ©es

        The richness of benthic macro-invertebrate species is used to monitor the overall health of stream ecosystems in Gwaii Haanas. Any shifts in community composition, initially... Read more
      • Rock ptarmigan population size - Gros Morne Canada Open Gov jeu de donnĂ©es

        The Island of Newfoundland is home to the most southerly population of Rock Ptarmigan in North America and is the only place where the subspecies Lagopus mutus welchi can be... Read more
      • Snowbed meltout phenology - Gros Morne Canada Open Gov jeu de donnĂ©es

        Late snowbeds afford critical habitat for many species of Arctic and alpine plants in Gros Morne National Park. Temperature loggers are being anchored at ground level within the... Read more
      • Density of moose - Gros Morne Canada Open Gov jeu de donnĂ©es

        Introduced Moose, lacking natural predators in Gros Morne, are causing widespread damage in park forests. Park-wide Moose density will be monitored using aerial surveys and... Read more
      • Stream thermal regime - Gros Morne Canada Open Gov jeu de donnĂ©es

        Stream thermal regime has important consequences for aquatic organisms, and is sensitive to climate and land use. The Park is monitoring thermal regimes at 10 sites annually... Read more
      • Understory woody plant diversity - Gros Morne Canada Open Gov jeu de donnĂ©es

        Intensive moose browsing appears to have led to a large reduction in woody plant abundance and diversity in Gros Morne National Park mature forests.This measure assess the... Read more
      • Salmonid counting fence - Gros Morne Canada Open Gov jeu de donnĂ©es

        Atlantic salmon are an ecologically and culturally important species in healthy aquatic systems of western Newfoundland. This measure determines the status and trend, over a 10... Read more
      • Estuarine Index of Biotic Integrity - Kouchibouguac Canada Open Gov jeu de donnĂ©es

        The Index of Biotic Integrity (IBI) is a valuable multi-metric approach to assess the integrity of fish assemblages in aquatic ecosystems. The purpose of the estuarine IBI... Read more
      • Inventory of active beaver colonies - Gros Morne Canada Open Gov jeu de donnĂ©es

        Beavers are important ecosystem architects, creating wetland habitats, thickets and meadows by damming streams and cutting down woody vegetation along stream banks. This measure... Read more
      • Forest bird biodiversity in winter - Gros Morne Canada Open Gov jeu de donnĂ©es

        Birds are an important component of the biodiversity of boreal forests and bird populations can serve as a useful measure of forest health. The monitoring of winter forest bird... Read more
      • Status of herb willow in late snowbeds - Gros Morne Canada Open Gov jeu de donnĂ©es

        Herb willow is dominant Arctic-alpine plant in snowbeds and, being a low-growing species, could potentially be crowded out if southern species colonise these sites. Herb willow... Read more
      • Advanced regeneration of balsam fir - Gros Morne Canada Open Gov jeu de donnĂ©es

        Overbrowsing of balsam fir saplings by introduced moose can lead to stand conversion to non-forest. The park measures the browse rates of fir saplings in mature forest stands,... Read more
      • Harlequin duck abundance - Gros Morne Canada Open Gov jeu de donnĂ©es

        In eastern Canada, Harlequin ducks are uncommon and are listed by COSEWIC as a species of special concern. Resident of fast flowing-rivers and streams during the breeding... Read more
      • Arctic hare population size - Gros Morne Canada Open Gov jeu de donnĂ©es

        On insular Newfoundland, the Arctic Hare reaches the southernmost limit of their distribution and are typically found in mountainous areas where elevation and climate have... Read more
      • Bog Dynamics - Kouchibouguac Canada Open Gov jeu de donnĂ©es

        Peatlands are valuable ecosystems due to their critical ecological functions, however these sensitive habitats are vulnerable to various anthropogenic (e.g., peat-moss... Read more
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