Profiles
Academic Awards
2024 | Best oral presentation, 1st place. Asian School of the Environment 10th Anniversary Conference, Singapore.
2024 | Best oral presentation, 2nd place. 3rd Protistology Nordics Meeting. Uppsala, Sweden.
2024 | Research travel grant award. NTU ASE Graduate Student Award for community service.
2023 | Best presentation, 2nd place. NTU College of Science 3-Minute-Thesis competition.
Teaching Experiences
2024/10/23 and 2023/10/25: Guest Lecturer. ES4303 Marine and Freshwater Ecology (undergraduate module), NTU. Introduction to molecular and microbial ecology in the Arctic Ocean.
2024/03/18: Guest Lecturer. ES2303 Introduction to Ecology (undergraduate module), NTU. Microbial Ecology and Molecular Research.
2024/03/11: Guest Lecturer. A Levels H3 Biology. Hwa Chong Institution, College. Plankton ecology: Characteristics, Adaptations, and Global Distribution of Phytoplankton.
2023/05/03: Guest Lecturer. Science and Math Talent Programme, Hwa Chong Institution, High School. From Arctic to tropics: Marine protist diversity and ecology.
2022/11/04: Guest Lecturer. LSM4260 Plankton Ecology (undergraduate module), National University of Singapore. Marine microbial eukaryotes diversity and ecology, with emphasis on Arctic under-ice bloom
2021-2023: Teaching Assistant / Tutor. ES2304 Microbes in Natural Ecosystems (undergraduate module), NTU. Lab practicals, tutorials and R-language consultation.
Research Supervision
2023-2025: Mentor, Hanna Strindberg, Master student, University of Oslo – Saprophytic protist interactions.
2023-2025: Mentor, Sandra Irén, Master student, University of Oslo – Saprophytic protist diversity and biogeography.
2023: Co-supervisor, Faith Sim Chin Yee, ASE, NTU, Final Year Project – A global protist: dynamics of marine Labyrinthulomycetes across ecosystems. Thesis.
2022: Mentor, Vartika Goenka, ASE, NTU, Research Assistant Trainee – Field sampling, lab skills including DNA extraction, PCR, isolation and culturing of microalage.
2022: Co-supervisor, Bryan Teo Jun-Kai, ASE, NTU, URECA (Undergraduate Research Experience on CAmpus) – Monsoonal variation in Singapore Labyrinthulomycetes community. Final report.
Conference Presentations
2024/08/07-08 : Asian School of the Environment 10th Anniversary Conference. Singapore. Uncovering microbial interactions in the ocean:
a molecular and microscopy approach. Oral presentation.
2024/05/02-03: 3rd Protistology Nordics Meeting. Uppsala, Sweden. Functional interactions and community metabolism of protists in the under-ice Arctic bloom. Oral presentation.
2023/08/21-25: 8th European Phycological Congress. Brest, France. Under-ice bloom: Temporal dynamics and biogeography of Arctic ice algae and phytoplankton. Oral presentation.
2022/05/28 – 06/04: Gordon Research Conference on Marine Microbes. Les Diablerets, Switzerland. Temporal dynamics of the under-ice Arctic phytoplankton spring bloom. Poster presentation.
Publications
Sim, C.W.H., Ribeiro, C.G., Le Gall, F., Marie, D., Probert I., Gourvil, P., Lovejoy, C., Vaulot, D. & Lopes dos Santos, A. (2025). Temporal dynamics and biogeography of sympagic and planktonic photosynthetic microbial eukaryotes during the under-ice Arctic bloom. ISME Communications, 5(1), ycaf075. https://doi.org/10.1093/ismeco/ycaf075
Sim, C. W. H. (2024). Dynamics and interactions of protists in marine ecosystems. [Doctoral thesis, Nanyang Technological University, Singapore]. Nanyang Technological University Digital Repository. DOI: 10.32657/10356/182770
Vaulot, D., Sim, C.W.H., Ong, D., Teo, B., Biwer, C., Jamy, M., & Lopes dos Santos, A. (2022). metaPR2: A database of eukaryotic 18S rRNA metabarcodes with an emphasis on protists. Molecular Ecology Resources, 22, 3188–3201. DOI: 10111/1755-0998.13674
Kenyon, T.M., Doropoulos, C., Dove, S., Webb, G.E., Newman, S.P., Sim, C.W.H., Arzan, M. & Mumby, P.J. (2020). The effects of rubble mobilisation on coral fragment survival, partial mortality and growth. Journal of experimental marine biology and ecology, 533, 151467. DOI: 10016/j.jembe.20201467
Sim, C.W.H., Walde, M., Strindberg, H., Kaur A., Le Panse, S., Gourvil, P., Eikren, W., Vaulot, D. & Lopes dos Santos, A (In Prep). A novel Labyrinthulid Labyrinthula merlionensis n. sp. and its parasitic interaction with marine diatoms.
Sim, C.W.H., Ribeiro, C.G., Probert, I., Gourvil, P., Vaulot, D. & Lopes dos Santos, A. (In Prep). Functional succession and interactions of protists during the under-ice Arctic phytoplankton spring bloom.
Sim, C.W.H., Mah, M.Y.H., Lallemant, D. & Hill, E.M. (In Prep). Balancing scientific achievements, simplicity, and empathy in public communication of geohazards.
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