465 datasets found

Tags: ARCTIC

Filter Results
  • Bird breeding phenology, nests

    Data on nest phenology of breeding birds. For further details, please refer to the newest BioBasis manual available at the website.
  • Bird breeding phenology, broods

    Data on nest phenology of breeding birds, who's nests were never found, but who's broods were discovered post-hatching. For further details, please refer to the newest BioBasis...
  • Soil moisture

    Data on soil moisture in permanent plant and arthropod plots. For further details, please refer to the newest BioBasis manual available at the website.
  • Arthropod emergence

    Weekly data on arthropod numbers in permanent pitfall and flight-intercept traps. For further details, please refer to the newest BioBasis manual available at the website.
  • Soil temperature in carbondioxide flux plots

    Soil temperature in carbondioxide flux plots (depth: 3-5 cm). For further details, please refer to the newest BioBasis manual available at the website.
  • Total count (Eriophorum angustifolium, Loiseleuria procumbens, Salix glauca,...

    Total flowering count Salix Glauca, Eriophorum Angustifolium, Silene Acaulis, Loiseleuria Procumbens. For further details, please refer to the newest BioBasis manual available...
  • Silene phenology

    For Silene acaulis four observation plots were established in order to cover the ecological amplitude of the species with respect to duration of snow cover, difference in soil...
  • Salix phenology in carbondioxide flux plots

    The reproductive phenology of Salix glauca is followed in all plots. The total number of catkins in each carbon flux plot is counted on a weekly basis diveded into the number of...
  • Salix phenology

    For Salix glauca four observation plots were established in order to cover the ecological amplitude of the species with respect to duration of snow cover, difference in soil...
  • Plot NDVI

    The progression in the vegetation greenness (Normalized Difference Vegetation Index; NDVI) is followed in the plant phenology plots on a weekly basis. NDVI is measured by a...
  • Plot NDVI (discontinued)

    The progression in the vegetation greenness (Normalized Difference Vegetation Index; NDVI) is followed in the plant phenology plots on a weekly basis. NDVI is measured by a Crop...
  • NERO line Raunkiaer

    The NERO line is a permanent vegetation transect crossing all the dominating vegetation types found in the study area. For information on Raunkiaer Circle data, please refer to...
  • Pinpoint analyses in carbondioxide flux plots

    Pinpoint analyses data are done every 5 years in the carbon flux measurement plots. First time in 2017. For further details, please refer to the newest BioBasis manual available...
  • NERO line NDVI (discontinued)

    The NERO line is a permanent vegetation transect crossing all the dominating vegetation types found in the study area. The progression in the vegetation greenness (Normalized...
  • Microclimate in phenology plots

    Microclimate (soil moisture: -6 cm, and temperature: -6, 2, 15 cm). For further details, please refer to the newest BioBasis manual available at the website.
  • NDVI in carbondioxide flux plots

    The progression in the vegetation greenness (Normalized Difference Vegetation Index; NDVI) is followed weekly. NDVI is measured with a handheld SpectroSense 2+ system. For...
  • Microclimate in carbondioxide flux plots

    Microclimate (soil moisture: -6 cm, and temperature: -6, 2, 15 cm). For further details, please refer to the newest BioBasis manual available at the website.
  • Loiseleuria phenology

    For Loiseleuria procumbens four observation plots were established in order to cover the ecological amplitude of the species with respect to duration of snow cover, difference...
  • Carbondioxide flux

    Carbon fluxes are measured weekly. The vegetation in the CO2 flux plots is dominated by Empetrum nigrum heath with Salix glauca as subdominant species. Soil moisture is measured...
  • Leaf fluorescence (discontinued)

    The effect of increased UV-B radiation on plant stress is monitored indirectly by measuring chlorophyll fluorescence in three series of plots: Controls, plots with a filter...
You can also access this registry using the API (see API Docs).