Publications National / International

2026

Ponmani, M., Padmavathy, P., Manimekalai, D., Shalini, R., Ravikumar, T., Hariharan, G.,  and Manickavasagam, S., 2026. Ecological risk and source attribution of macro litter in the biodiverse blue carbon mangrove ecosystem along the Gulf of Mannar. Marine Pollution Bulletin, 223, p.119015.

Murugan, K., Palvannan, H., Hariharan, G., Chelliah, R. and Oh, D.H., 2026. Comparative screening of the plant performance due to exposure of chemically and green synthesized magnetic nanoparticles. In Magnetic Nanomaterials for Plant and Soil Systems Improvement (pp. 379-412). Elsevier.

2025

Prasad, M.H., Ganguly, D., Purvaja, R., Robin, R.S., Hariharan, G.,  Bonthu, S. and Ramesh, R., 2025. Nutrient variability drivers in shallow coastal waters of the Eastern Arabian Sea during winter monsoon with implications for coastal productivity. Journal of Marine Systems, p.104124.

Murugan, K., Palvannan, H., Hariharan, G., Sathishkumar, U., Chelliah, R. and Oh, D.H., 2025. Nanoparticle Interactions with Beneficial Microorganisms: Enhancing Abiotic Stress Adaptation and Mitigation in Agricultural Crops. In Nanobiotechnology for Abiotic Stress Adaptation and Mitigation in Agricultural Crops: Physiological and Molecular Intervention (pp. 249-287). Singapore: Springer Nature Singapore.

Murugan, K., Suganya, K., Hariharan, G., Chelliah, R. and Oh, D.H., 2025. Comparative Assessment of Crop Performance Due to Exposure to Chemically and Green-Synthesized Nanoparticles Under Abiotic Stress. In Nanobiotechnology for Abiotic Stress Adaptation and Mitigation in Agricultural Crops: Physiological and Molecular Intervention (pp. 289-323). Singapore: Springer Nature Singapore.

Ponmani, M., Padmavathy, P., Manimekalai, D., Shalini, R., Ravikumar, T., Hariharan, G., and Manickavasagam, S., 2025. Ecological risk and source attribution of macro litter in the biodiverse blue carbon mangrove ecosystem along the Gulf of Mannar. Marine Pollution Bulletin, 223, p.119015.

Hariharan, G., Harsha Mahadevan, Arumugam K, Darwin R, Nithin A, Robin R.S, Purvaja R, Ramesh R 2025. Ecological and Human Health Risk Evaluation of Heavy Metals along Southeast Coast of India: Suggested Redresses. International Journal of Environmental Analytical Chemistry. DOI: 10.1080/03067319.2025.2504172.

Ponmani, M., Padmavathy, P., Manimekalai, D., Shalini, R., Ravikumar, T. and Hariharan, G., 2025. Spatial variation and pollution indices of anthropogenic marine litter on the beaches in gulf of Mannar, India. Marine Pollution Bulletin, 216, p.118014. Elsevier.

Robin, R.S., Hariharan, G., Debasis, T., Subbareddy, B., Yogeswari, S., Muruganandam, R., Priya, B., Samuel, V.D., Ramesh, R. and Purvaja, R., 2025. Integrated Coastal Zone Management practices and cumulative environmental impacts: The case of Vembanad Lake, a tropical estuary in India. In Ecohydrology of Kerala (pp. 257-293). Elsevier.

Priyadharshini, M., Suhail Ahmed, M., Santhanabharathi, B., Pradhoshini, K.P., Saikumar, S., Mani, R., Shakeel Ahmed, M.F., Hariharan, G., Duong, V.H. and Saiyad Musthafa, M., 2025. Assessment of natural radioactivity levels in polychaetes along southeast coast of Chennai, Tamil Nadu, India–a pilot study. Toxicological & Environmental Chemistry, 107(1), pp.78-97.

2024

Ponmani, M., Padmavathy, P., Manimekalai, D., Shalini, R., Ravikumar, T., Hariharan, G. and Manickavasagam, S., 2024. Vulnerability of mangrove ecosystems to anthropogenic marine litter along the southeast coast of India. Science of The Total Environment, 956, p.177224.

Anandavelu, I., Karthik, R., Robin, R.S., Hariharan, G., Mugilarasan, M., Ramesh, R. and Purvaja, R., 2024. Morphometric characteristics and spatiotemporal heterogeneity of microplastics on the north-east coast of India. Journal of Hazardous Materials, p.136180.

Jain, Y., Hariharan, G., Kaur, G., Ajith, N., Ramasamy, K., Robin, R.S. and Ramachandran, P., 2024. Microplastic pollution in high-altitude Nainital lake, Uttarakhand, India. Environmental Pollution, p.123598.

Robin, R.S., Debasis, T., Hariharan, G., Ramesh, R. and Purvaja, R., 2024. Harnessing the blue economy in Lakshadweep Islands through a sustainable tourism perspective. Current Science (00113891), 126(2).

2023

Hariharan, G., Sunantha, G., Robin, R.S., Ramteke, D., Purvaja, R. and Ramesh, R., 2023. Early detection of emerging persistent perfluorinated alkyl substances (PFAS) along the east coast of India. Science of The Total Environment, p.166155.

Mugilarasan, M., Karthik, R., Robin, R.S., Subbareddy, B., Hariharan, G., Anandavelu, I., Jinoj, T.P.S., Purvaja, R. and Ramesh, R., 2023. Anthropogenic marine litter: An approach to environmental quality for India’s southeastern Arabian Sea coast. Science of The Total Environment, 866, p.161363.

2022

Hariharan, G.,  Purvaja R., Anandavelu I., Robin RS., and Ramesh R. (2022). Ingestion and toxic impacts of weathered polyethylene (wPE) microplastics and stress defensive responses in whiteleg shrimp (Penaeus vannamei), Chemosphere, 134487. (Impact Factor: 7.086).

Karuppasamy, MB., Natesan, U., Ramasamy, K., Hariharan, G., Seshachalam, S. (2022). Seasonal variation of atmospheric total gaseous mercury and urban air quality in South India. Global NEST Journal. 24(3), 370-381.

Karthik R, Robin RS, Purvaja R, Karthikeyan V. Subbareddy B, K.Balachandar K, Hariharan G, G Ganguly D, Kumar, D.S.V., Jinoj T.P.S, Ramesh R. (2022). Microplastic pollution in fragile coastal ecosystems with special reference to the X-Press Pearl maritime disaster, southeast coast of India. Environmental Pollution 305(1):119297. (Impact Factor: 8.071).

Malakar, B., Rajendran, A. K., Hariharan, G., Kumar, D. S. V., Gogoi, N. K., Ramachandran, P., & Ramchandran, R. (2022). Record of a Dugong Feeding Trail with a Note on Recent Dugong-Related Incidents Along the Coast of Tamil Nadu, India. Aquatic Mammals, 48(1), 21-25.

2021

Robin, R. S., Purvaja, R., Ganguly, D., Hariharan, G., Paneerselvam, A., Sundari, R. T., … & Ramesh, R. (2021). COVID-19 restrictions and their influences on ambient air, surface water and plastic waste in a coastal megacity, Chennai, India. Marine pollution bulletin, 171, 112739.

Gopi M., Jeevamani JJJ., Goutham, S, Nina T.S., Deepak Samuel V., Abhilash KR, Robin RS., Hariharan, G.,  Muruganandam R., Krishnan P., Purvaja R., and Ramesh R. (2021). Status of Health and Conservation Classification of Tropical Coral Reefs In Lakshadweep Archipelago. Wetlands Ecology and Management.

Mugilarasan M., Karthik R., Purvaja R., Robin RS., Subbareddy B., Hariharan, G.,  Rohan S., Jinoj TPS., Anandavelu I., Pugalenthi P. and Ramesh R., (2021). Spatiotemporal variations in anthropogenic marine litter pollution along the northeast beaches of India. Environmental Pollution, p.116954. (Impact Factor: 6.792).

Hariharan, G.,  Purvaja R., Anandavelu I., Robin RS., and Ramesh R. (2021). Accumulation and ecotoxicological risk of weathered polyethylene (wPE) microplastics on green mussel (Perna viridis). Ecotoxicology and Environmental Safety, 208, 111765. (Impact Factor: 4.872).

2020

Anandavelu I., Robin RS., Purvaja R., Ganguly D., Hariharan, G.,  Purvaja R., and Ramesh R. (2020). Spatial heterogeneity of mesozooplankton along the tropical coastal waters. Continental Shelf Research, 206, 104193. (Impact Factor: 2.424).

Purvaja R., Ganguly D., Hariharan, G.,  Arumugam K., and Ramesh R. (2020). In situ photosynthetic activities and associated biogeochemical changes in three tropical seagrass species. Frontiers in Earth Science, 8, 379. (Impact Factor: 2.689).

2019

Marimuthu, A., Sihabudeen, M., Ahamed. A.A., Hariharan, G.,  (2019). PM2.5 Bound Carbon Fractions Over Tiruchirappalli City (India) and Influence of Meteorological Factors. International Journal of Pharmacy and Biological Sciences, 9(2): 20-25.

Marimuthu, A., Sihabudeen, M., Wu, S., Hariharan, G.,  (2019). Source Apportionment of PM2.5 Bound PAHs in Tropical Tiruchirappalli City, India. Asian Journal of Chemistry, 31(7): 1519-1526.

2018

Marimuthu, A., Sihabudeen, M., Wu, S., Hariharan, G.,  (2018). Pollution characteristics of organic, elemental carbon and water-soluble organic carbon in PM2.5 a Tropical City Tiruchirappalli, Tamil Nadu, India. International Journal of Scientific Research in Biological Sciences, 5(6): 44-55

Purvaja, R ., Yogeswari, S., Tudu, D., Hariharan. G., Raghuraman, R., Muruganandam, R., and Ramesh, R. (2018).Challenges and Opportunities in Management of Coral Islands of Lakshadweep. Easturin and Coastal self-sciences.

Karthik R, Robin RS, Purvaja R, Ganguly D, Anandavelu I, Raghuraman R, Hariharan G, Ramakrishna A, Ramesh R. (2018) Microplastics along the beaches of southeast coast of India. Science of The Total Environment. 645; 1388-1399.

2017

Purvaja, R., Robin RS, Ganguly D., Hariharan, G.,  Singh G, and  R. Ramesh. (2017). Seagrass meadows as proxy for assessment of ecosystem health. Ocean and Coastal Management. DOI10.1016/j.ocecoaman.2017.11.026.

Sathiyabama V.P., Ramesh R., Purvaja R., Robin R.S., Suganya M.D., Hariharan G. and Ganguly D. (2017). Assessment of human induced stress on the Karaikal coast: A multi-dimensional approach for evaluating the pollution status. Eco. Env. & Cons. 24 (1), 340-349.

2016

Karthik, R., Ganguly, D., Paneerselvam, A., Hariharan G, Srinivasalu S, Purvaja R, Ramesh R. (2016). Temporal variability of Atmospheric Total Gaseous Mercury and Its Correlation with Meteorological Parameters at a High-Altitude Station of the South India. Atmospheric Pollution Research. 8(1), 164-173.

Marimuth N, Purvaja R,  Robin RS, Debasis Tudu, Hariharan G, and R. Ramesh (2016). Spatial variation in the health of coral reef communities, Palk Bay, southeast coast of India. Aquatic Ecosystem -Health and Management. 19, 360–367.

Preethi, T.  Hariharan G. and  Rajarajeswari R. (2016). Histopathological and biochemical effects of cyanobacterial cells containing. Water and Environment Journal. 30(1-2): 135-142.

2015

Robin RS, Vishnu Vardhan Kanuri, Pradipta R. Muduli, Ganguly D, Sivaji Patra, Hariharan G & Subramanian B.R.. (2015). CO₂ saturation and trophic shift induced by microbial metabolic processes in a river-dominated ocean margin(tropical shallow lagoon, Chilika, India). 33 (6), 1-17.

2014

Hariharan, G.,  Purvaja, R., Robin RS, and  R. Ramesh. (2014) Evaluation of the Toxic Effects of Metals and identification of the Vulnerable Hot Spot using green mussel (Perna viridis) on the Southeast coast of India. Environmental Science and Pollution Research. 23 (22); 23281-23290

Hariharan, G. Purvaja, R.  Ramesh. R. (2014).  Environmental Safety Level of Lead (Pb) Pertaining to Toxic Effects on Grey Mullet (Mugil cephalus) and Tiger Perch (Terapon jarbua).   Environmental Toxicology. 31 (1): 24-43.

Prasun Goswami, Hariharan, G.  Nallamuthu Godhantaraman, Natesan Munuswamy. (2014). An integrated use of multiple biomarkers to investigate the individual and combined effect of copper and cadmium on the marine green mussel (Perna viridis). Journal of Environmental Science and Health Part A, 49 (13): 1564-1577.

Hariharan, G.,  Purvaja, R., and  R. Ramesh. (2014). Toxic Effects of Lead on Biochemical and Histological Alterations in Green Mussel (Perna viridis) induced by Environmentally relevant concentrations. Journal of Toxicology and Environmental Health, Part A, 77:246–260.

2013

Jennifer I.D, Neetha, V., Hariharan, G., Kakolee, B., Purvaja, R., Ramesh, R. (2013). N2O Flux from South Andaman Mangroves and surrounding Creek Waters.  International Journal of Oceans and Oceanography, Volume 7(1), pp. 73-82.

Palanikumar, L., Ramasamy, S.,  Hariharan, G., Balachandran, C. (2013). Influence of particle size of nano zinc oxide on the controlled delivery of Amoxicillin.. Appl Nanosci,  3(5):  441-451.

2012

Hariharan, G.  Suresh Kumar, C.,  Laxmi Priya, S.,  Paneer Selvam, A., Mohan, D.  and Purvaja, R. and Ramesh, R.  (2012). Acute and chronic toxic effect of lead (Pb) and zinc (Zn) on biomarker response in post larvae of Penaeus monodon (Fabricus, 1798).  Toxicological & Environmental Chemistry,  94 (8): 1571–1582.

Paneer Selvam A., Laxmi Priya S., Kakolee Banerjee , Hariharan, G., Purvaja, R.,  Ramesh. R. (2012).  Heavy metal assessment using geochemical and statistical tools in the surface  sediments of vembanad lake, southwest coast of India. Environmental Monitoring Assessment, 184: 5899–5915.

2011

Laxmi Priya, S.,  Senthilkumar, B.,  Hariharan, G.,  Paneer Selvam, A., Purvaja, R.,  Ramesh. R. (2011). Bioaccumulation of heavy metals in mullet (Mugil cephalus) and oyster (Crassostrea madrasensis) from Pulicat lake, south east coast of India. Toxicology and Industrial Health.  27: 117-126.

2010

Sowmya, M., Senthilkumar, B., Seshan, B.R.R., Hariharan, G.  Purvaja, R., Ramkumar, S. Ramesh. R. 2010. Natural radioactivity and associated dose rates in soil Samples from Kalpakkam, south india. International journal of Radiation Protection Dosimetry.,  141 (3): 239-247.