1. Natural Resources, Fisheries and Fish Resources, Natural Resources Institute Finland (Luke), P.O. Box 2, FI-00791 Helsinki, Finland
2. Faculty of Biological and Environmental Sciences, University of Helsinki, P.O. Box 65, FI-00014 Helsinki, Finland
3. Department of Biological and Environmental Science, University of Jyväskylä, P.O. Box 35, FI-40014 Jyväskylä, Finland
4. Helsinki University Lipidomics Unit (HiLIPID) and Biocenter Finland, Helsinki Institute of Life Science (HiLIFE), University of Helsinki, Viikinkaari 1, FI-00014 Helsinki, Finland
5. Molecular and Integrative Biosciences Research Programme, Faculty of Biological and Environmental Sciences, University of Helsinki, Viikinkaari 1, FI-00014 Helsinki, Finland
6. Natural Resources Institute Finland (Luke), Survontie 9, FI-40500 Jyväskylä, Finland
7. Chemistry Unit, Laboratory and Research Division, Finnish Food Authority, P.O. Box 200, FI-00027 Ruokavirasto, Finland