Royal Netherlands Institute for Sea Research
Phone number
+31 (0)222 36 9430
Senior Research Assistant
  • Maintenance of LC-MS(single Quad/Triple Quad/Iontrap/TOF/Orbitrap)
  • Fieldwork (Operating In-situ pumps/SPM filtering/Core slicing/general sampling)
  • General labwork (ASE/Base hydrolysis/LC prep)

Denise Dorhout

Senior Research Assistant

March 2011- February 2014 worked on PACEMAKER project
June 2014- June 2016 worked on Long chain Diols (ERC) project
July 2016- present: Research assistant, department MMB

Fieldwork Experience

Fieldwork 2017; BlackSea and RedSea

  • 9-31 March 2011: RV Pelagia, Texel -Lisbon (64PE332), PACEMAKER project.
    Activities: Multicoring/Core slicing/Pistoncoring.
  • 15-31 August 2011: RV Pelagia, Texel-Texel, CHARLET/NICLYCLE project.
    Activities: Core slicing, collecting pore water samples and operating in-situ pumps.
  • 30 June- 6 July 2012: Rhone river, PACEMAKER project.
    Activities: soil sampling/SPM filtering and collecting nutrients.
  • 16 October - 22 November 2013: Amazon cruise, Port Velho- Macapa, PACEMAKER project.
    Activities: SPM filtering/sampling for soil and sediments.
  • 26 August - 21 September 2014: RV Pelagia, Cape Verde- Barbados, HCC project.
    Activities: Operating In-situ pumps, helping SPM (manual) filtering.
  • 27 March - 5 April 2017: RV Pelagia, Varna-Varna (64PE418), Black Sea Cruise.
    Activities: Operating in-situ pumps and taking nutrients.
  • 12 April -22 April 2017: RV Thuwal, KAUST-KAUST, DEEP DOC cruise, Red Sea (Saudi-Arabia).
    Activities: Operating in-situ pump.


NIOZ publications

  • 2019
    Bale, N.J.; Hennekam, R.; Hopmans, E.C.; Dorhout, D.; Reichart, G.-J.; Van der Meer, M.T.J.; Villareal, T.A.; Sinninghe Damsté, J.S; Schouten, S. (2019). Biomarker evidence for nitrogen-fixing cyanobacterial blooms in a brackish surface layer in the Nile River plume during sapropel deposition. Geology (Boulder Colo.) 47(11): 1088-1092.
  • 2018
    Bale, N.J.; Hopmans, E.C.; Dorhout, D.; Stal, L.J.; Grego, M.; van Bleijswijk, J.D.L.; Sinninghe Damsté, J.S.; Schouten, S. (2018). A novel heterocyst glycolipid detected in a pelagic N2 -fixing cyanobacterium of the genus Calothrix. Org. Geochem. 123: 44-47.
    Bale, N.J.; Villareal, T.A.; Hopmans, E.C.; Brussaard, C.P.D.; Besseling, M.; Dorhout, D.; Sinninghe Damsté, J.S.; Schouten, S. (2018). C5 glycolipids of heterocystous cyanobacteria track symbiont abundance in the diatom Hemiaulus hauckii across the tropical North Atlantic. Biogeosciences 15(4): 1229-1241.
    Reiche, S.; Rampen, S.W.; Dorhout, D.J.C.; Sinninghe Damsté, J.S.; Schouten, S. (2018). The impact of oxygen exposure on long-chain alkyl diols and the long chain diol index (LDI) – a long-term incubation study. Org. Geochem. 124: 238-246.
  • 2017
    de Bar, M.W.; Hopmans, E.C.; Verweij, M.; Dorhout, D.J.C.; Sinninghe Damsté, J.S.; Schouten, S. (2017). Development and comparison of chromatographic methods for the analysis of long chain diols and alkenones in biological materials and sediment. J. Chromatogr. 1521: 150-160.
    Lattaud, J.; Dorhout, D.; Schulz, H.; Castañeda, I.S.; Schefuß, E.; Sinninghe Damsté, J.S.; Schouten, S. (2017). The C32 alkane-1,15-diol as a proxy of late Quaternary riverine input in coastal margins. Clim. Past 13(8): 1049-1061.
  • 2016
    de Bar, M.W.; Dorhout, D.J.C.; Hopmans, E.C.; Rampen, S.W.; Sinninghe Damste, J.S.; Schouten, S. (2016). Constraints on the application of long chain diol proxies in the Iberian Atlantic margin. Org. Geochem. 10: 184–195.
  • 2015
    Kim, J.-H.; Ludwig, W.; Buscail, R.; Dorhout, D.; Sinninghe Damsté, J.S. (2015). Tracing tetraether lipids from source to sink in the Rhône River system (NW Mediterranean). Front. Earth Sci. 3: 22.
    Zell, C.; Kim, J-H; Dorhout, D.; Baas, M.; Baas, M.; Sinninghe Damsté, J.S. (2015). Sources and distributions of branched tetraether lipids and crenarchaeol along the Portuguese continental margin: Implications for the BIT index. Cont. Shelf Res. 96: 34-44.
  • 2014
    Kim, J.-H.; Buscail, R.; Fanget, A.-S.; Eyrolle-Boyer, F.; Bassetti, M.-A.; Dorhout, D.; Baas, M.; Berné, S.; Sinninghe Damsté, J.S. (2014). Impact of river channel shifts on tetraether lipids in the Rhône prodelta (NW Mediterranean): Implication for the BIT index as an indicator of palaeoflood events. Org. Geochem. 75: 99-108.
    Zell, C.; Kim, J.H.; Balsinha, M.; Dorhout, D.; Fernandes, C.; Baas, M.; Sinninghe Damsté, J.S. (2014). Transport of branched tetraether lipids from the Tagus River basin to the coastal ocean of the Portuguese margin: consequences for the interpretation of the MBT’/CBT paleothermometer. Biogeosciences 11: 5637-5655.
  • 2013
    Zell, C.; Kim, J.-H.; Abril, G.; Lima Sobrinho, R.; Dorhout, D.; Moreiro-Turcq, P.; Sinninghe Damsté, J.S. (2013). Impact of seasonal hydrological variation on the distributions of tetraether lipids along the Amazon River in the central Amazon basin: implications for the MBT/CBT paleothermometer and the BIT index. Front. Microbiol. 4(228).