1. Trainer at Hands on Training and Workshop on “Software Packages in Ecological Research” conducted by the Department of Botany and IQAC, Maharajas College on 22nd July 2022.

2. Invited speaker on the topic “An Insight into the Biological Carbon Cycle in the Ocean” in Frontiers in Modern Zoology (FIMZ - 2021) conducted by thePost Graduate and Research Department of Zoology, C. Abdul Hakeem College (Autonomous), Melvisharam, Tamil Nadu, India from 28th-29th October 2021.

3. Invited speaker on the topic “Wetland Biodiversity: Why it matters” in World Wetland Day, 2020 celebrations conducted by the Department of Zoology, K.K.T.M. College, Pullut, Kodungallur, Kerala on 5th February 2020.

4. Invited speaker on the topic “Benthic meiofaunal of Cochin backwaters” in Coastal and estuarine ecosystem conservation and management (Environment Management Training -EMT 2018) conducted by the Department of Botany, Maharajas College on 3rd to 8th December 2018.

5. Invited speaker on the topic “Marine Pollution” in a workshop on the impact of environmental pollution in marine systems conducted by the Central Board of Indirect Taxes and Customs, Government of India, at the Custom House, Willingdon Island, Cochin, Kerala, India on 27th June 2019.

1.     National Seminar on “Impact of Sethusamudram project along the Kerala Coast’’ organised by Rajeev Gandhi chair in Contemporary studies, CUSAT on 18th October 2007.

2.     National workshop ‘’Environmental management reform for sustainable farming, fisheries and aquaculture (AquAgris)’’ organised by School of Industrial Fisheries, CUSAT on 16th November 2007.

3.     National symposium “Conservation and management of aquatic ecosystems’’ organised by St. Albert’s College, Ernakulam on 26th and 27th March 2007.

4.     National seminar ‘Bioactive compounds from marine organisms’’ organised by the Department of Marine Biology, Microbiology and Biochemistry, CUSAT from 14 to15th March 2008.

5.     National seminar ‘’Perspective of remote sensing on earth resources’’ organised by Swasraya Bharath 2009 on 16th October 2009.

6.     National Workshop on ‘’Intellectual property rights and economic development in knowledge era” organised by Sophisticated Test and Instrumentation facility, CUSAT on 11th December 2009.

7.     International workshops on ‘’Climate change and environment‘’ and ‘’Climate change and Island vulnerability” National Institute of Science Communication and Information Resources, New Delhi 24th to 26th October 2010.

8.     National Seminar on ‘’Biodiversity’’ organised by Swasraya Bharath 2010 on 17th December 2010.

9.     Seminar and workshop on ‘’The use of alternatives to animals in life science education’’ organised by Rajeev Gandhi chair, CUSAT on 9th March 2010.

10.  National symposium on ‘’impact of climate change on Aquatic ecosystems’’ NSICCAE 2010 on 18th -19th February 2010.

11.  National seminar on ‘’Greening the forest for safe life’’ organised by Swasraya Bharath 2011 on 16th December 2011.

12.  National seminar on ‘Harmful Algal Blooms (HAB)’’ organised by Swasraya Bharath 2011 on 8th December 2011.

13.  Seminar and Lab to field program on ‘’Mangrove propagation and conservation’’ organised by the Department of Marine Biology, Microbiology and Biochemistry, CUSAT from 12th July 2012.

14.  National seminar on ‘Health and environment’’ organised by Swasraya Bharath 2012 on 23rd January 2013.

15.  National seminar on ‘’Bioinformatics in maine biology: next generation sequencing technology and applications'’ organised by the Department of Marine Biology, Microbiology and Biochemistry, CUSAT on 23rd March 2013.

16.  National seminar on ‘’Climate change and marine ecosystems (CCME 2014)’’ organised by the Department of Marine Biology, Microbiology and Biochemistry, CUSAT on 20th to 21st March 2014.

17.  National seminar on ‘’National seminar on marine ecosystem health (MEH)’’ organised by the Department of Marine Biology, Microbiology and Biochemistry, CUSAT on 12th to 13st March 2015.

18.  National workshop on ‘’Status of Periyar River quality in eloor-edayar region and future plan’’ organised by Kerala pollution control board on 1st August 2015.

19.  ‘’World Ocean Science Congress 2015’’ organised by Swadeshi Science Movement and Kerala University of Fisheries and Ocean studies on 5th to 8th February 2015.

20.  International conference on “’Biodiversity evaluation: perspective and paradigm shifts’’ organised by Sree Sankara College Kalady on 2nd and 3rd December 2015.

21.  National seminar on ‘’Marine biodiversity and bio-prospecting for sustainable livelihood (MBBSL 2016)’’ organised by the Department of Marine Biology, Microbiology and Biochemistry, CUSAT on 21st to 22nd March 2016.

22.  National seminar on ‘’National seminar on marine ecosystem health (MEH)’’ organised by the Department of Marine Biology, Microbiology and Biochemistry, CUSAT on 16th to 17th March 2017.

23.  National conference on ‘’Polar Science 2017’’ organised by ESSO-National Centre for Antarctic and Ocean Research on 16th to 17th May 2017.

24.  National conclave on ‘Mangrove conservation’’ on 12 December 2017.

25.  International coastal cleanup day celebration and coastal cleanup organised by Department of Marine Biology, Microbiology and Biochemistry, CUSAT on 15th September 2018.

26.  Clean Sea Campaign and coastal cleanup organised by Department of Marine Biology, Microbiology and Biochemistry, CUSAT on 21st September 2019.

Descriptions of projects involving the community or citizen science initiatives.