SMEAR II measurements, Lake Kuivajärvi

Relative humidity and temperature

1 min

Rotronic MP102H/HC2-S4 at 2 m height

Incoming and reflected global radiation

1 min

Kipp & Zonen CNR1 at 2 m height

-7/2023

Kipp & Zonen CNR4 at 2 m height

7/2023 -

Longwave (thermal infrared) radiation in and out

1 min

Kipp & Zonen CNR1 at 2 m height

-7/2023

Kipp & Zonen CNR4 at 2 m height

7/2023 - 

Underwater PAR at 0.2 m depth

1 min

Li-Cor Li-193 Spherical Underwater Quantum Sensor

Underwater PAR 0.5...2.0 m depth

1 min

Li-Cor Li-192 underwater quantum sensors at several depths

Water temperature profile 0.2...12.0 m depth

1 min

Pt100 sensors next to the raft

RBR Concerto thermistor chain next to the raft

Two additional thermistor chains north and south of the raft

-11/2019

11/2019-

2016-

Water CO2 profile 0.2...7.0 m depth

1 min

Vaisala CARBOCAP GMP 343 CO2 analyzers at several depths

Wind speed and direction

30  min (0.1 s)

Metek USA-1 sonic anemometer

8/2009-

Fluxes of momentum and sensible heat

30 min

Metek USA-1 sonic anemometer

8/2009-

Fluxes of H2O

30 min

Li-Cor Li-7200 gas analyzer

Picarro G1301f gas analyzer

Li-Cor Li-7500 gas analyzer

8/2009-

8/2012-6/2017

6/2017-11/2018

Fluxes of CO2

30 min

Li-Cor Li-7200 gas analyzer

Picarro G1301f gas analyzer

Li-Cor Li-7500 gas analyzer

8/2009-

11/2015-6/2017

6/2017-11/2018

Fluxes of CH4

30 min

Picarro G1301f gas analyzer

8/2012-11/2015