https://researchdata.se/en/catalogue Search results en 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. Erken Laboratory (2026). Chemical variables - lake from Erken, deepest point, 2014-02-25–2023-11-28 [Data set]. Swedish Infrastructure for Ecosystem Science (SITES). https://hdl.handle.net/11676.1/YKJjwOEMUKYJbYa3tFU0Wy5c Wed, 12 Aug 2026 00:00:00 GMT https://researchdata.se/en/catalogue/dataset/sites-ykjjwoemukyjbya3tfu0wy5c https://researchdata.se/en/catalogue/dataset/sites-ykjjwoemukyjbya3tfu0wy5c Uppsala University Manual grab samples from the stream for chemical analysis are taken on a biweekly basis during ice-free conditions, and on a monthly basis in the presence of stream ice. Erken Laboratory (2026). Chemical variables - stream from Erken Catchment, Kristineholm - inlet, 2014-01-14–2023-12-12 [Data set]. Swedish Infrastructure for Ecosystem Science (SITES). https://hdl.handle.net/11676.1/DVErv6ywANfmVnNlMbSl_AOE Fri, 16 Jan 2026 00:00:00 GMT https://researchdata.se/en/catalogue/dataset/sites-dverv6ywanfmvnnlmbsl-aoe https://researchdata.se/en/catalogue/dataset/sites-dverv6ywanfmvnnlmbsl-aoe Uppsala University 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. Erken Laboratory (2023). Chemical variables - lake from Erken, deepest point, 2006-02-16–2013-12-17 [Data set]. Swedish Infrastructure for Ecosystem Science (SITES). https://hdl.handle.net/11676.1/E3q_b3k_gSBE58AEIiaqzXFn Mon, 20 Mar 2023 00:00:00 GMT https://researchdata.se/en/catalogue/dataset/sites-e3q-b3k-gsbe58aeiiaqzxfn https://researchdata.se/en/catalogue/dataset/sites-e3q-b3k-gsbe58aeiiaqzxfn Uppsala University