2012-2013, Researcher | Kyoto University, Kyoto, Japan
2008-2009, Junior Research Fellow | Goa University, Goa, India
2005-2008, Project Assistant | National Institute of Oceanography, Kochi, Kerala, India
Methane (CH4) and carbon dioxide (CO2) emissions from inland water networks – streams, rivers, reservoirs, lakes, and estuaries
Regulation of CH4 production and oxidation in aquatic systems
Dissolved organic matter dynamics and bacterial metabolism along the streams – rivers - estuarine continuum
Fate of terrestrial carbon in aquatic systems
Awards & Fellowships
2014, Merit Scholarship for Foreign Students, Fonds de Research du Quebec – Nature and Technologies, Quebec, Canada Government
2013, Scholarship of Excellence in Faculty of Science, University of Quebec at Montreal, Canada
2010, Japanese Government (Monbukagakusho Mext) Scholarship, Japanese Government
Association for the Science of Limnology and Oceanography
International Society of Limnology
Reis, P. C., Thottathil, S. D., Ruiz‐González, C., & Prairie, Y. T. (2020). Niche separation within aerobic methanotrophic bacteria across lakes and its link to methane oxidation rates. Environmental Microbiology. 22(2), 738–751
Extent and regulation of summer methane oxidation in northern lakes. S.D.Thottathil, P.C.J. Reis, P.A. del Giorgio, Y.T. Prairie (2018). Journal of Geophysical Research-Biogeosciences 123: 3216-3230 https://doi.org/10.1029/2018JG004464
Biogeochemical control on fluorescent dissolved organic matter dynamics in a large freshwater lake (Lake Biwa, Japan). S.D. Thottathil, K. Hayakawa, Y. Hodoki, C. Yoshimizu, Y. Kobayashi, S. Nakano (2015). Limnology and Oceanography 58: 2262-2278
Identification of species and genotypic composition of Cryptomonas (Cryptohyceae) populations in the eutrophic lake Hira, Japan using single-cell PCR. H. Nishino, Y. Hodoki, S.D. Thottathil, K. Obayashi, Y. Takao, S. Nakano (2005). Aquatic Ecology 49: 263-272.
Influence of allochthonous input on autotrophic-heterotrophic switch-over in shallow waters of a tropical ecosystem (Cochin Estuary), India. S.D. Thottathil, K.K. Balachandaran, N.V. Madhu, G.V.M. Gupta, S. Nair (2008). Estuarine Coastal and Shelf Science 78: 551-562.
Tidal switch on metabolic activity: Salinity induced responses on bacterioplankton metabolic capabilities in a tropical estuary. S.D. Thottathil, K.K. Balachandran, K.V. Jayalakshmi, G.V.M. Gupta, S. Nair (2008). Estuarine Coastal and Shelf Sciences 78: 665-673.
CO2 supersaturation and net heterotrophy in a tropical estuary (Cochin, India): Influence of anthropogenic effect. V.M. Gupta, S.D. Thottathil, K.K. Balachandran, N.V. Madhu, P. Madeswaran, S. Nair (2009). Ecosystems 12: 1145-1157.
Short-term variability of water quality and its implications on phytoplankton production in a tropical estuary (Cochin Backwaters –India). N.V. Madhu, K.K. Balachandran, G.D. Martin, R. Jyothibabu, S.D. Thottathil, M. Nair, T. Joseph, K.K. Kusum, (2010). Environmental Monitoring and Assessment 170: 287-300.
The September 2004 stench off the southern Malabar Coast – A consequence of holococcolithophore bloom. N. Ramaiah, J. T. Paul, V. Fernandes, T. Raveendran, O. Raveendran, D. Sundar, C. Ravichandran, D. M. Shenoy, G.Mangesh, S. Kurian, V.J. Jerson, S.D. Thottathil, N. V. Madhu, S. Sreekumar, P. A. Lokabharathi, S. R. Shetye. 2005. Current Science, 88 (4): 551-554.