Rottasniitunsuo (Tammela)
Coordinates: N60° 41.718', E23° 59.095' Altitude (m.a.s.l.): 119 Ecosystem type: Drained peatland forest, restoration process started in 2024 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 WMO 02963 (1991–2020) Average temperature (°C): 5.2 Annual precipitation (mm): 621 Average snow depth at mid-March (cm): 18 Median period of snow cover: Dec 3 – April 13
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. Thinning in February 2024 and ditch blocking in October 2024. 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, trees 15.3 m Max projected LAI: - Soil type: Peat Stand volume (m³ ha⁻¹): mean 82.3 (range by compartment 13-321) Tree density (ha⁻¹): 316 Tree age (years): 50
8.10.2025