Dr Sourav Bhattacharyya

Dr Sourav Bhattacharyya

Associate Fellow

Areas of Research

  • Biogeochemistry of coastal blue carbon ecosystems
  • GHG emission and climate change
  • Aquatic pollution of lentic and lotic ecosystems
  • Microplastics- PPCP pollution


  • Associate Fellow, Blue Economy and Climate Change Cluster (BECCC), National Maritime Foundation (NMF), New Delhi (July 2022 Onwards)
  • Research Fellow at Jadavpur University, Kolkata (2016- 2021)
  • Research Fellow at Council of Scientific and Industrial Research (2014- 2016)


  • PhD in Science, Thesis: ‘Assessment of Biogeochemical Response in East Kolkata Wetlands and Hugli Estuary to Varying Physicochemical, Nutrient and Salinity Conditions by Means of Microcosm Study, 2016- 2021’, School of Ocean and Environmental Studies, Jadavpur University, India
  • M.Sc. in Marine Science (with specialisation in Marine Chemistry), Ballygunge Science College, University of Calcutta, 2013
  • B.Sc. (Honours) in Chemistry, University of Calcutta, 2011 [Subject Combinations: Chemistry (Hons.), Physics, Mathematics]



All Publications

  1. Bhattacharyya, S*, Chanda, A, Hazra, S and Choudhury, SB, 2021, ‘Effect of enhanced salinity on the chlorophyll–a concentration and partial pressure of CO2 of a sewage–fed freshwater aquaculture pond: A microcosm experiment ’, Chemistry and Ecology, vol. 37, pp. 840‒ 849  [Impact Factor: 2.244]
  2. Bhattacharyya, S*, Chanda, A, Das, S, Akhand, A, Pattanaik, S, Choudhury, SB, Dutta, D and Hazra, S 2018, ‘Nutrient removal vis‐à‐vis change in partial pressure of CO2 during post-monsoon season in a tropical lentic and lotic aquatic body: a comparative study’, Earth Systems and Environment, 2, no. 2, pp. 233‒245
  3. Bhattacharyya, S, Hazra, S, Das, S, Samanta, S, Mukhopadhyay, A, Dutta, D, Choudhury, SB and Chanda, A*, ‘Characterizing nutrient dynamics with relation to changes in partial pressure of CO2 in a tropical sewage‐fed aquaculture pond situated in a Ramsar wetland’, Water and Environment Journal, 34, no. 2, pp. 259‒273 [Imact Factor: 2.070]
  4. Bhattacharyya, S*, Chanda, A, Hazra, S, Das, S and Choudhury, SB 2020, ‘Effect of nutrient alteration on pCO2(water) and chlorophyll-a dynamics in a tropical aquaculture pond situated within a Ramsar site: a microcosm approach’, Environmental Science and Pollution Research, 27, no. 4, pp. 4353‒4364 [Imact Factor: 4.306]
  5. Bhattacharyya, S*, Chanda, A, Hazra, S, Das, S and Das, I 2020, ‘Delineating CO2 and chlorophyll-a variability of an urban estuary with respect to changes in available dissolved nutrients: A microcosm study’, Indian Journal of Geo- Marine Sciences, 49, no. 11, pp. 1710‒ 1720 [Imact Factor: 0.496]
  6. Chanda, A*, Das, S, Bhattacharyya, S, Das, I, Giri, S, Mukhopadhyay, A, Samanta, S, Dutta, D, Akhand, A, Choudhury, SB and Hazra, S 2019, ‘CO2 fluxes from aquaculture ponds of a tropical wetland: Potential of multiple lime treatment in reduction of CO2 emission’, Science of The Total Environment, 655, pp.1321‒1333 [Imact Factor: 7.963]
  7. Chanda, A*, Das, S, Bhattacharyya, S, Akhand, A, Das, I, Samanta, S, Choudhury SB and Hazra S, 2020, ‘CO2 effluxes from an urban tidal river flowing through two of the most populated and polluted cities of India’, Environmental Science and Pollution Research, 27, pp. 30093–30107 [Imact Factor: 4.306]
  8. Veerasingam, S*, Saha, M, Suneel, V, Vethamony, P, Rodrigues, AC, Bhattacharyya, S and Naik, BG, 2016, ‘Characteristics, seasonal distribution and surface degradation features of microplastic pellets along the Goa coast, India’, Chemosphere, vol. 159, pp. 496‒505 [Imact Factor: 7.086]
  9. Bhattacharyya, S, Chandrababunaidu, MM, Sen, D, Panda, A, Ghorai, A, Bhan, S, Sanghi, N and Tripathy, S*, 2015, ‘Draft genome sequence of exopolysaccharide-producing cyanobacterium Aphanocapsa montana BDHKU 210001’, Genome announcements, vol. 3, no. 2, pp. e00057‒15 [Imact Factor: 1.44]
  10. Singh, D, Chandrababunaidu, MM, Panda, A, Sen, D, Bhattacharyya, S, Adhikary, SP and Tripathy, S*, 2015, ‘Draft genome sequence of cyanobacterium Hassallia byssoidea strain VB512170, isolated from Monuments in India’, Genome announcements, vol. 3, no. 2, pp.e00064‒15 [Imact Factor: 1.44]
  11. Shaher, S, Chanda, A*, Giri, S, Bhattacharyya, S, Samanta, S, Hazra S, 2022, ‘An ex-situ experiment on soil CH4 effluxes from ricefields and cornfields of an agricultural wetland: Implications for future crop choices’, Methane, under review.