Rottasniitunsuo (Tammela)

Rottasniitunsuo EC mast. Photo: Erkka Rinne

Coordinates: N60° 41.718', E23° 59.095'  Altitude (m.a.s.l.): 119 Ecosystem type: Drained peatland forest In collaboration with University of Helsinki Institute for Atmospheric and Earth System Research (INAR) and Dept. of Forest Sciences

Observations

• CO₂ flux (EC at 21.7 m since 07/2022)

• H₂O flux (EC at 21.7 m since 07/2022)

• CH₄ flux (EC at 21.7 m since 05/2023)

• CH₄ flux (manual chamber measurements around the site since 2022)

• CO₂ flux (manual chamber measurements around the site since 2022)

• N₂O flux (manual chamber measurements around the site since 2022)

• Supporting environmental data:

  Air temperature, air humidity, soil temperature, soil heat flux, soil moisture, water level height, global radiation (up/down), longwave radiation (up/down), photosynthetically active radiation 

Climatology

Climate data point: 30 km LPNN 1201 (1981–2010)  Average temperature (°C): 4.8 Annual precipitation (mm): 627 Average snow depth at mid-March (cm): 28 Median period of snow cover: Dec 13 – April 8

Environment

Vegetation type: Drained peatland forest with several site types. Mostly Vaccinium vitis-idaea type (Ptkg). In the north some Dwarf shrub type (Vatkg) and in the west Vaccinium myrtillus type (Mtkg) and some Herb-rich type (Rhtkg). Tree stand: Scots pine, Norway spruce, Downy birch.  Ground vegetation: Vaccinium myrtillus, V. vitis-idaea, Rhododendron tomentosum, Rubus idaeus, Dryopteris carthusiana, Pleurozium shreberi   Mean vegetation height (m): Field layer 0.05–0.10 m, tallest trees ~20 m  Max projected LAI: - Soil type: Peat Stand volume (m³ ha⁻¹): 160 Tree density (ha⁻¹): 1050 Tree age (years): 50