Manual grab samples for chemical analysis are taken from the lake on a biweekly basis during ice-free conditions, and on a monthly basis during ice cover conditions. At the central lake sampling location water samples are collected from both epi- and hypolimnion during periods of stratification.
Tarfala Research Station (2025). Chemical variables - lake from Tarfalasjön, water sample, 2018-04-07–2018-09-05 [Data set]. Swedish Infrastructure for Ecosystem Science (SITES). https://hdl.handle.net/11676.1/9PDsvtEpxLuRfLymt_yM4JPc
