Supplement to: Heinzelmann, Sandra M; Bale, Nicole Jane; Villanueva, Laura; Sinke-Schoen, Daniëlle; Philippart, Catharina J M; Sinninghe Damsté, Jaap S; Schouten, Stefan; van der Meer, Marcel T J (2016): Seasonal changes in the D/H ratio of fatty acids of pelagic microorganisms in the coastal North Sea. Biogeosciences, 13(19), 5527-5539, https://doi.org/10.5194/bg-13-5527-2016