- Occurrence of desmid Micrasterias Agardh from the Kol wetlands of Thrissur, Kerala. Indian Hydrobiology, 2007. Vol. 10, No: 2, pp. 371–376. (ISSN 0971–6548).
- A report on the pollution algae from the Thrissur Kol wetlands (part of Vembanad Kol, Ramsar site), Kerala. Nature, Environment and Pollution Technology, 2008. Vol. 7, No: 2, pp. 311–314. (ISSN 0972–6268).
http://www.neptjournal.com/journal–details.php?id=18&q_id=23
- Assessment of the biodiversity and seasonal variation of freshwater algae in the Thrissur Kol wetlands (part of Vembanad – Kol, Ramsar site), Kerala. Journal of Economic and Taxonomic Botany, 2009. Vol. 33, No: 3, pp. 721 –732. (ISSN 2050–9768).
- Water quality and pollution status of Chalakudy River at Kathikudam, Thrissur District, Kerala, India. Nature, Environment and Pollution Technology, 2010. Vol. 9, No: 1, pp. 113–118. (ISSN 0972–6268)
http://www.neptjournal.com/journal–details.php?id=3&q_id=21
- Algal diversity of coconut husk retting area in Thalikulam backwaters, Kerala. Indian Hydrobiology, 2011. Vol. 13, No: 2, pp. 125-129. (ISSN 0971-6548)
- Mangroves of Poyya backwaters of Thrissur district, Kerala, India. J. Mar. Biol. Ass. India, 2011. Vol. 53, No: 1, pp. 8-13. (ISSN 0025-3146).
http://www.mbai.org.in/files/8–13–M.%20K.%20Saritha.pdf
- Desmid Pleurotaenium Nageli from the Kole Lands of Thrissur (Part of Vembanad – Kol, Ramsar Site), Kerala, India. International Journal of current research, 2011. 3(12): 59-63. (ISSN: 0975-833X)
http://www.journalcra.com/?q=node/1039
- Systematic account of Scenedesmus Meyen (Chlorophyceae, Chlorococcales) from the Kol wetlands of Thrissur, Kerala. Journal of Indian Botanical Society, 2012. 91(1-3): 146-152. (ISSN: 0019-4468)
http://www.indianbotsoc.org/admin/uploaded/TESSY%20PAUL%20P.%20AND%20R.%20SREEKUMAR-14.pdf
- Desmid Euastrum Ehrenberg from the Kole lands of Thrissur (part of Vembanad – Kol, Ramsar Site), Kerala. Annals of Plant Sciences, 2013. 2(8): 272-277. (ISSN No: 2287-688X)
http://ebioscholar.com/ojs/index.php/ap/article/view/547/442
- Assessment on Hydrographic Parameters and Phytoplankton Abundance of Thrissur Kole Lands (Part of Vembanad – Kol, Ramsar Site), Kerala. International Journal of Advanced Life Sciences (IJALS), 2013. 6(5): 583-593. (ISSN: 2277-758X).
http://ijals.com/wp-content/uploads/2014/01/26.-Assessment-on-Hydrographic-Parameters-and.pdf
- An assessment of phytoplankton and physico-chemical characteristics of Chalakudy River, Kerala. International Journal of Advanced Life Sciences (IJALS), 2015. 8(2): 197-203. (ISSN: 2277-758X).
http://www.unitedlifejournals.com/ms_files/ijals/13.An_assessment_of_phytoplankton_and_physico-chemical.pdf
12 Genus Cosmarium Corda from Thrissur Kole lands, Kerala. Recent Research in Science and Technology (2015), 7: 1-9. (ISSN: 2076-5061).
Doi: http://dx.doi.org/10.19071/rrst.2015.v7.2668
http://scienceflora.org/journals/index.php/rrst/article/view/2668
- Effects of simulated acid rain on the germination and growth of Amaranthus dubius. Meridian, 5(1): 15-18, 2016, ISSN 2278-750X
- Impact of poultry and aquaculture pollution on the water quality of Vallivattom wetland, Thrissur District, Kerala. Meridian, 5(1): 19-21, 2016, ISSN 2278-750X
- An ecological study of medicinal plants in Aloor Grama Panchayath, Thrissur district, Kerala. South Indian Journal of Biological Sciences, 2016, 2(1): 88‐94. Online ISSN: 2454‐4787, Print ISSN: 2454‐8510
www.sijbs.com/index.html/assets/2016/88-94.pdf
- Medicinal plants of Sree Sankaracharya University campus, Kalady, Kerala. South Indian Journal of Biological Sciences, 2016, 2(1): 133‐140. Online ISSN: 2454‐4787, Print ISSN: 2454‐8510
www.sijbs.com/index.html/assets/2016/133-140.pdf
- An Assessment of the Pollution and its Impact on the Diversity of Phytoplankton in Tirur River, Malappuram District, Kerala, India. International Journal of Current Microbiology and Applied Sciences (IJCMAS), 2016, 5(7): 180‐190. (ISSN: 2319-7706).
http://dx.doi.org/10.20546/ijcmas.2016.507.018
- Algal diversity of Guruvayur temple pond, Thrissur district, Kerala. International Journal of Advanced Life Sciences (IJALS), 2016, 9(3): 302-306. (ISSN: 2277-758X).
http://www.unitedlifejournals.com/ijals/view-pdf.php?id=746
Conference Proceedings with ISBN number (International)
- Assessment of phytoplankton diversity and the hydrographic parameters in Thrissur Kol wetlands (part of Vembanad – Kol, Ramsar site), Kerala, India. In: Natarajan, P., Jayachandran, K.V. and Arun Augustine (Eds.) Proceedings of International Conference on “Biodiversity Conservation and Management (BIOCAM, 2008)”. 755 p. Organized by Rajiv Gandhi Chair in Contemporary Studies, Cochin University of Science and Technology, Cochin: pp. 44–47. ISBN: 978–81–907269–7–9.
- Diversity of blue green algae in Thrissur Kol wetlands (Part of Vembanad – Kol, Ramsar Site), Kerala, India. In: Regimol C. Cherian, Chandramohanakumar, N., Bijoy Nandan S., Reethamma, O.V., I’ma Neerakkal & Arun Agustine (eds.) Proceedings of International Conference “The Green Path to Sustainability: Prospects and Challenges” 2010. 401 p. Organized by Assumption College, Changanassery, Kottayam, in association with Rajiv Gandhi Chair in Contemporary Studies, Cochin University of Science and Technology, Cochin. pp. 50–54. ISBN: 978–81–907269–9–3.
- Floral Diversity of Sree Sankaracharya University Campus, Kalady, Kerala. In: Bijoy Nandan, S., Sampath Kumar, S., Mini, K.D. and Revathy Babu (eds.). Proc. of Int. Conf. on Biodiversity and Evaluation: Perspectives and Paradigm shifts held from 2nd to 3rd of December 2015. Cochin University of Science and Technology, Cochin and Department of Zoology, Sree Sankara College, Kalady. pp. 316-319. ISBN 978-93-80095-70-7.
Conference Proceedings with ISBN number (National / State)
- Biodiversity changes of phytoplankton in Chalakudy River due to paper mill effluents. In: Bijoy Nandan, S., M. Salim, G. Somanathan Pillai and Reeny Varghese (eds.). 2009. A compendium on Wetland Biodiversity and Conservation (Proceedings of the National Seminar on Wetland Biodiversity [NSWB – 2008], February 9 – 10, 2008). Limnological Association of Kerala (LAK) Publishers, Kerala, India. pp. 104-114. ISBN: 81-901939-2-9.
- Phytoplankton biodiversity changes in Chalakudy River due to Ossein plant effluents. In: Bijoy Nandan, S., M. Salim, G. Somanathan Pillai and Reeny Varghese (eds.). 2009. A compendium on Wetland Biodiversity and Conservation (Proceedings of the National Seminar on Wetland Biodiversity [NSWB – 2008] February 9 – 10, 2008). Limnological Association of Kerala (LAK) Publishers, Kerala, India. pp. 93-103. ISBN: 81-901939-2-9.
- Biodiversity of the phytoplankton in the retting area of the backwaters of Thalikulam, Thrissur District, Kerala. In: Bijoy Nandan, S., M. Salim, G. Somanathan Pillai and Reeny Varghese (eds.). 2009. A compendium on Wetland Biodiversity and Conservation (Proceedings of the National Seminar on Wetland Biodiversity [NSWB – 2008] Limnological Association of Kerala (LAK) Publishers, Kerala, India. pp. 72-79. ISBN: 81-901939-2-9.
- Biodiversity of micro-algae in Poyya mangrove ecosystem, Thrissur District. In: KSCSTE, 2010, Proceedings of the 22nd Kerala Science Congress, 2010, KFRI, Peechi. Kerala State Council for Science, Technology and Environment, Thiruvananthapuram. pp. 29 – 30. ISBN: 81–86366–71–7.
Conference / Symposium Abstracts (International)
- Assessment of hydrographic parameters and analysis of mangrove flora in Poyya backwaters of Thrissur district, Kerala, India. International Symposium on “Marine Ecosystems – Challenges and Opportunities (MECOS – 09)” organized by Marine Biological Association of India. Book of abstracts, pp. 30–31.
- Systematic account of DesmidEuastrum Ehrenberg from the Kole lands of Thrissur (part of Vembanad – Kol, Ramsar site), Kerala, India in UGC sponsored International Conference on Plant Biosystematics (ICPB 2013) and presented a paper, 23-24 January 2013 at SB College, Changanassery. Book of abstracts, pp. 24–25.