Ruukki (Siikajoki)

Ruukki EC mast. Photo: Tuomas Laurila

Coordinates: N64°41.039' E25°6.379' Altitude (m.a.s.l.): 48 Ecosystem type: Agricultural grassland on peat soil Networks: Field Observatory Site

Observations

• CO₂ flux (EC at 2.3 m 13/06/2019 – 25/6/2019)

• CO₂ flux (EC at 3.15 m 25/06/2019 – 4/11/2019)

• CO₂ flux (EC at 3.3 m since 4/11/2019)

• N₂O flux (EC at 3.3 m since 11/2019)

• CH₄ flux (since 04/2022)

• Supporting environmental data: Air temperature, air humidity, soil heat flux, soil temperature, soil moisture, wind speed and direction, PPFD, global radiation, albedo, precipitation, phenological camera

• FMI weather station (Siikajoki Ruukki) close by with snow depth

Climatology

Climate data point (2000-2019): FMISID: 101787, WMO: 02803 Average temperature (°C): 3.4 Annual precipitation (mm): 553 Average snow depth at mid-March (cm): 41 Median snow cover start date: Dec 2 Median snow cover end date: Apr 18

Environment

Vegetation type: Forage grass Mean vegetation height (m): 0.1 - 0.6 Max projected LAI: 4 Soil type: Peat (layer 0.4 m) Stand volume (m³ ha⁻¹): - Tree density (ha⁻¹): - Tree age (years): -