Conference/Workshop organized
1. UGC-DSA National Seminar on Environmental and Fish Biology – 1 February to 3 February, 2002, Department of Zoology, Visva-Bharati (Act as one of the members of organizing committee).
2. National Conference on Atomic and Molecular Physics (NCAMP XIV) – 27 January to 31 January, 2003 – Physics Department, Visva-Bharati (Act as one of the members of organizing committee).
3. Innovative Teaching in Science – 5 November, 2003, Indian Institute of Chemical Biology, Kolkata, 2003 (Act as one of the members of organizing committee).
4. 12th National Conference on Aerobiology – 9 November to 11 November, 2003, Department of Botany, Visva-Bharati (Act as one of the members of organizing committee).
5. 23rd Symposium on Reproductive Biology and Comparative Endocrinology – 7 February to 9 February, 2005, Department of Zoology, Visva-Bharati (Act as one of the members of organizing committee).
6. National Symposium on Comparative Endocrinology and Reproductive Physiology : Insights and Challenges – 26 November to 28 November, 2007, Department of Zoology, Visva-Bharati (Act as one of the members of Organizing committee).
7. Workshop and Symposium on Mathematical Ecology – IISER, Kolkata, 14 December 2010 (Act as one of the members of Organizing committee).
8. Impacts of climate change on mangrove ecosystem in South Asia, Colombo, Sri Lanka, January 16 – 18, 2012 (Act one of the members of the organizing committee).
9. South Asian & African River Delta Alliance (SAARDA), Centre for Policy Dialogue (CPD), Dhaka, Bangladesh, 8 -10 July, 2013 (Act one of the members of the organizing committee).
10. Workshop and sysmposium on applied nonlinear dynamics and chaos (ANDC 2014), Dumkal Institute of Engineering and Technology, Basantapur, Murshidabad, India and Govt. College of Engineering and Textile Technology, Berhampore, Murshidabad, India, 26 May to 31 May, 2014 (Act one of the members of the organizing committee).
11. Two days workshop on ecological issues and concern – 23 March to 24 March, 2015, Assam University, Silchar, Assam (Act one of the members of the organizing committee).
12. International Conference on Environmental Biology and Ecological Modelling (ICEBEM), Visva-Bharati, Santiniketan, 24 February to 26 February 2014. (Act as coordinator and organizer of the conference).
13. India Biodiversity Meet – 2014, November 21 to November 23, 2014, Indian Statistical Institute, Kolkata (Act one of the members of the organizing committee).
14. 3rd India Biodiversity Meet 2015 (IBM 2015) 16 November to 18 November, 2015, Indian Statistical Institute, Kolkata (Act one of the members of the organizing committee).
15. 4th Indian Biodiversity Meet, Indian Statistical Institute, Kolkata and Textile Engineering College, Berhampur, 24 October to 27 October, 2016 (Act one of the members of the organizing committee).
16. Workshop on Mathematical Biology, 30th March to 31th March 2017 , North Eastern Hill University, Tura Campus, Meghalaya, India in collaboration with Indian Statistical Institute, Kolkata (Act one of the members of the organizing committee).
17. 5th India Biodiversity Meet 2018, Indian Statistical Institute, Kolkata, 15 – 17 March 2018 (Act one of the members of the organizing committee).
18. 6th India Biodiversity Meet 2019 at ISI Kolkata from 14 February to 16 February 2019 (Act one of the members of the organizing committee).
19. 7th India Biodiversity Meet, 2019, International Conference held in Indian Statistical Institute, Kolkata from 19 to 21 November 2019 (Act one of the members of the organizing committee).
20. 11th International Conference of Ecological Informatics (ICEI 2020+1), Kerala University of Digital Sciences, Innovation and Technology (KUDSIT), Tiruvantapuram, Kerala, 9 to13 November 2021 (Act one of the members of the organizing committee).
21. 12th India Biodiversity Meet, 2025, March 21 to March 23, 2025, Indian Statistical Institute, Kolkata (Act one of the members of the organizing committee).
Workshop/Seminar/Symposia/Conference Attended
1. Collection and identification of insects and mites; Zoological Survey of India,
2. 1984Statistical training (ANOVA, Correlation, Regression, Community analysis): central Pollution Control Board, 1985.
3. Frontiers of Atmospheric and Oceanic Sciences; Saha Institute of Nuclear Physics, 1988 (delivered invited lecture).
4. First course in computer (programming and mathematics), N. R. Sen Centre for pedagogic and professional mathematics, Calcutta Mathematical Society in association with Variable Energy Cyclotron Centre, BARC, Calcutta 1988.
5. Mathematical Model in Biology; Calcutta Mathematical Society, 1990 (delivered invited lecture).
6. International course on Ecosystem Theory – Application in Environmental Management of Aquatic Systems; Royal Danish School of Pharmacy, Copenhagen, 2000 (delivered invited lecture).
7. International Conference on Ecological Modelling – 28 August to 1st September, 2006, Yamaguchi University of Civil Engineering and Environmental Sciences, Yamaguchi, Japan.
8. National Seminar on Environmental and Sustainable Development – 17 March, 2007 to 18 March, 2007, Department of Environmental Sciences, Sambalpur University, Jyoti Vihar, Orissa (delivered invited lecture).
9. International Conference on Environmental and Ecological Statistics with Applications – 21 March, 2007 to 23 March, 2007, Indian Statistical Institute, Kolkata (delivered invited lecture).
10. European Conference on Ecological Modelling – 27 November to 30 November, 2007, International Centre for Theoretical Physics, Trieste, Italy (chaired a session).
11. National Symposium on Dimensions of Animal Science Researches and Human Need – 7 September to 9 September, 2009, Presidency College, Kolkata (delivered invited lecture).
12. National Symposium on Theoretical and Mathematical Biology – 10 October to 11 October, 2009 – IISER, Pune (delivered invited lecture).
13. National Symposium on Impact of Climate Change on Aquatic Ecosystems – 18 February to 19 February, 2010 – Cochin University of Technology and Science, Cochin, Kerala (delivered invited lecture).
14. Biodiversity and its conservation - 5 March to 6 March, 2010 – P G Department of Zoology, Jamshedpur Women’s College, Jamshedpur (delivered invited lecture).
15. National Seminar on Science and Nature : Tagore’s vision and its relevance –12 March – 13 March, 2011, Siksha Bhavana, Visva-Bharati, Saniniketan.
16. One day seminar on ecological modeling – 7 January, 2011 – Graduate School of Engineering, Yamaguchi University, Ube, Japan (delivered invited lecture).
17. Climate change: A dagger in disguise affecting Biodiversity, Department of Zoology, Triveni Devi Bhalotia College, Raniganj, Burdwan-713347, West Bengal, January 27 – 28, 2011 (delivered invited lecture).
18. Editorial training workshop for the journal editors nationwide (participated as keynote speaker) – 16 June 2011 - China population resources and environment, Qingdao, China, 15 June, 2011 (delivered invited lecture).
19. International conference on mangroves for coastal area management – 7August to10 August 2011 - M. S. Swaminathan Research Foundation, Chennai, India (delivered invited lecture).
20. The 18th Biennial conference of International Society for ecological modeling for global change and coupled human and natural systems, Beijing, China – 20 September to 23 September, 2011 (chaired a session).
21. Recent trends in zoology with special emphasis on animal diversity, fisheries and genetics, Kulti College, Kulti, Burdwan, November 28 – 29, 2011 (delivered invited lecture).
22. Biodiversity : Threats and Conservation through Traditional and Biotechnological Approaches, Dum Dum Motijheel College, Dum Dum, Kolkata, 4 – 6 February, 2012 (delivered invited lecture).
23. Ecosystem and biodiversity: Bank of natural, The Graduate School, College for Women, Jamshedpur, March 27, 2012.
24. Biodiversity and sustainability vis-à-vis economic development in the Northern parts of West Bengal, Raiganj Surendranath Mahavidyalya, Raiganj, Uttar Dinajpur, 26 – 27 August, 2012 (delivered invited lecture).
25. 4th International Ecosummit – Ecological Sustainability – Restoring the planet’s ecosystem service, Columbus, Ohio, USA, 30 September – 5 October, 2012.
26. International Workshop on Ecological Modelling for Low-carbon Cities & ISEM-Pacific Chapter Meeting, Beijing Normal University, Beijing, China, March 19 -20, 2013 (delivered invited lecture).
27. The 19th Biennial conference of International Society for ecological modeling Ecosystem Sustainability in the context of Global Change, Toulouse, France, from 27 October 2013 to 31 October 2013 (delivered invited lecture and act as referee for best oral and poster presentation).
28. International Conference on Recent Trends In Science & Technology (ICRTST 2013), College of Engineering and Management, Kolaghat, India, Dec 27-29, 2013 (delivered invited lecture).
29. One day seminar on the modern trends in Network Biology, Calcutta University, Kolkata, 1 March, 2014 (delivered invited lecture).
30. ECEM 2014 - The 8th European Conference on Ecological Modelling “Beyond boundaries: next generation modelling - October 27-30, 2014, Marrakech, MOROCCO (delivered invited lecture and chaired a session).
31. International Conference on Mother Earth: Save to achieve a sustainable future for all, December 10 – December12, 2014, Burdwan University, Burdwan (delivered invited lecture).
32. National Symposium on “Environmental Impact on Biodiversity and Plant Development”- February 19 – February 20, 2015, Presidency University, Kolkata (delivered invited lecture).
33. International Conference on Mathematical and Computational Biology ‐ ICMCB‐2015, February 28 ‐ March 3, 2015, IIT Kanpur, India (delivered invited lecture).
34. Department day, Biology division, IISER(K), 21 March, 2015 (delivered keynote lecture).
35. BRICS University President Forum, from 16 October to 20 October 2015, Beijing Normal University, Beijing, China (delivered invited lecture).
36. BIOMAT Consortium, 2015, 1 November to 6 November, 2015, The Indian Institute of Technology, Roorkee, Uttarakhand, India (delivered invited lecture).
37. National Conference on Mathematical and theoretical biology, 19 November to 20 November, 2015, Department of Mathematics, Jadavpur University, Kolkata (delivered invited lecture).
38. National Seminar on recent trends in 12 – 13 July, 2016, Contai (delivered invited lecture).
39. National Seminar on Mathematical Biology, 10 September, 2016, Department of Mathematics, Institute of Chemical Technology, Mumbai (delivered invited lecture).
40. Refresher Course, 11 January, 2017, University of Burdwan (Act as resource person).
41. National Seminar on advanced biological research, 17 February, 2017, Gurudas College, Kolkata (delivered invited lecture).
42. National Conference on Mathematical and Theoretical Biology (NCMTB-2017) 16 March to 17 March, 2017, , Department of Mathematics, Jadavpur University (delivered invited lecture).
43. International Society for Ecological Modelling Global Conference, 17 – 21 September 2017, Jeju, South Korea (delivered invited lecture and chaired a session).
44. 3rd International Conference on Mother Earth (ICME III) 11 January to 13 January 2018, Department of Environmental Science, Burdwan University, Burdwan (delivered keynote lecture).
45. International Conference celebrating 100 years of Zoology, University of Calcutta 1-3 February, 2018, Ramakrishna Mission Institute of Culture, Golpark, Kolkata (delivered invited lecture).
46. Conference on Cross-disciplinary applications of Complex Networks at the University of Shiv Nadar, Gautam Buddha Nagar, UP, 22-24 March 2018 (delivered invited lecture).
47. National Conference on Mathematical Biology (NCMB 2018) at National Institute of Technology Patna, Bihar, 7-8 July 2018 (delivered invited lecture).
48. International Workshop on Land-Ocean-Atmosphere Interaction, Greenhouse Gases and Coastal Processes” at the Centre for Climate and Environmental Studies, Indian Institute of Science Education and Research Kolkata (IISER Kolkata), West Bengal, 24 July-7 August 2018 (Act as resource person).
49. International Conference on Advancement in Science and Technology (ICAST-2018), 3 September to 4 September 2018, Visva-Bharati, Santiniketan, India, organized by Indian JSPS Alumni Association in association with Department of Physics, Visva-Bharati, Santiniketan, India (Act as one of the judges for poster presentation).
50. International Symposium for 27th Anniversary of World Water Day, organized by National Institute of Environmental Research, Daegu, Republic of Korea (South Korea) 22 March, 2019 (delivered keynote lecture).
51. DSTBT-Govt of WB sponsored National Seminar (under Science Popularization Program) on Contemporary Era of Sciences: Biological and Chemical Interface, Durgapur Government College, Durgapur, 26 March to 27 March 2019 (delivered invited lecture).
52. The International Society for Ecological Modelling Global Conference 2019, held in Salzburg Congress Centre, Austria from 1 October to 5 October 2019 (chaired a session).
53. IBTP 2019, Conference on Integrative Biology and Thyroid Physiology, held in Centre for Evolutionary and Integrative Biology, University of Kerala from 27 to 28 November 2019 (delivered keynote lecture).
54. International Webinar on the Eve of World Nature Conservation Day, Guskara Mahavidyalaya, 28 July 2020 (delivered keynote lecture).
55. Understanding Genes to Ecosystem Ecology Through Modern Research (online webinar honouring the superannuation of Professor Santanu Ray, speakers, Prof. Bernard C. Patten, Univ. of Georgia; Prof. Brian D. Fath, Towson University; Prof. Friedrich Recknagel, University of Adelaide; Prof. Stuart Borett, University of North Carolina; Prof. George Arhonditsis, University of Toronoto; Prof. Atanu Duttaroy, Howard University; Prof. Punyasloke Bhudury, IISER(K), Prof. Sabyasachi Bhattacharya, ISI, Dr. Sandip Mandal, ICMR.
56. Zoospectra 2022, The International Conference Organized by the Department of Zoology, University of Calcutta, India, 5 - 6 December 2022 (delivered invited lecture).
57. Management stratigies for environmental health and safety: a step towards achieving SDGs, Amity University 16 - 20 January, 2023 (delivered invited lecture).
58. Mangroves of the East Coast of India, Indian Institute of Science Education and Research, Kolkata 31 August - 1 September, 2023 (delivered invited lecture).
59. BlockHash LIVE 2023, Kerala's Numero Uno Blockchain Summit, Thiruvananthapuram, 15 December, 2023.
60. International Meeting on Ocean Acidification - Organized by "Ocean Acidification - Science for Society" in Westin hotel, Kolkata 1 February 2024 followed by a high level discussion meeting "Ocean Acidification-Science Bridging Policy, in Fairfield by Marriott hotel, Kolkata, 2 February 2024 (delivered invited lecture).
61. National level seminar cum workshop – Water conservation and circulation for celebration of “World water day-2024, Water for peace” 19 March 2024 (delivered keynote lecture).
62. National Seminar on Recent Advances in Animal Science RAASVB-2024, 7 March - 8 March 2024 (delivered plenary lecture).
63. WORKSHOP ON COASTAL ECOLOGICAL MODELLING, organised by DANUBIUS, European Union Coastal organization. 29 October 2024, 13:00 - 17:00 (GMT+01:00), (delivered keynote speech)
64. Sundarbans Workshop 4 July 2025, Ibis Hotel, Newtown, Kolkata, organised by IISER, Kolkata
1) Nominated as one the expert members of the selection committee for selection of the posts of Scientists on Bioinformatics – Indian Institute of Chemical Biology, a unit of Council of Scientific and Industrial Research, Govt. of India – 25 February, 2003
2) Nominated as one of the members of assessment committee meeting for technical staff – Indian Institute of Chemical Biology, a unit of Council of Scientific and Industrial Research, Govt. of India – 4 March, 2003
3) Selected for contribution among students of noted ecologist Prof. Sven Erik Jorgensen of an article on “Liber Amicorum” – a book of friendship – produced by ELSEVIER and presented at a ceremony, - a symposium and celebration in Copenhagen – given at 3 September 2004 to Prof. Jorgensen for his official retirement (Title of the article: Sven Erik Jorgensen: Renowned simulation ecologist and philosopher).
4) Nominated as one the expert members for assessment committee meeting for technical staff – Indian Institute of Chemical Biology, a unit of Council of Scientific and Industrial Research, Govt. of India – 15 December, 2004.
5) Nominated as one the expert members for assessment committee meeting for technical staff – Indian Institute of Chemical Biology, a unit of Council of Scientific and Industrial Research, Govt. of India – 18 December, 2004
6) More than 100 manuscripts have been reviewed for publication in different international journals
7) Visited NyAlesud, Arctic- from 15 June, 2009 to 18 July, 2009 for global climate change program
8) Chaired a session and act as referee in three member committee for best oral and poster presentation in “The 19th Biennial conference of International Society for ecological modeling Ecosystem Sustainability in the context of Global Change, Toulouse, France, from 27 October 2013 to 31 October 2013”
9) Chaired a session and act as referee in three member committee for best oral and poster presentation in “ECEM 2014 - The 8th European Conference on Ecological Modelling “Beyond boundaries: next generation modelling - October 27-30, 2014, Marrakech, MOROCCO”
10) Served as a member of Expert Committee Meetings for final selection of fresh application received online as well as for mid-term evaluation of ongoing research projects for the subject of Zoology/Aquaculture/Physiology as per XII Plan MRP Guidelines, UGC, NEW Delhi from 5th to 7th January, 2015
11) Chaired a session in International Conference on Mathematical and Computational Biology, 28 Feb, 15 to 3 March, 15, Indian Institute of Technology, Kanpur, India
12) Chaired a session in Indian Biodiversity Meet, 16 November to 18 November, 2015, Indian Statistical Institute, Kolkata.
13) Chaired valedictory session of National Conference on Mathematical and theoretical biology, 19 November to 20 November, 2015, Department of Mathematics, Jadavpur University, Kolkata.
14) Conduct and chair the session dedicated to late prof. Sven Erik Jorgensen, International Society for Ecological Modelling Global, 20 September 2017, Jeju, South Korea
15) Chaired a session in 7th India Biodiversity Meet, 19 November to 21 November, 2019, Indian Statistical Institute, Kolkata.
16) Chaired two sessions in IBTP 2019, Conference on Integrative Biology and Thyroid Physiology, held in Centre for Evolutionary and Integrative Biology, University of Kerala from 27 to 28 November 2019.
17) Selected as an expert for the promotion from assistant professor to Associate Professor, Indian Statistical Institute, Kolkata, 23 July, 2020.
18) Chaired a session and delivered plenary lecture in 11th International Conference of Ecological Informatics (ICEI 2020+1), Kerala University of Digital Sciences, Innovation and Technology (KUDSIT), 9 and 11 November 2021
19) Delivered keynote speech - Different aspects of ecological modelling - Six day e-Workshop on Statistical and Geospatial techniques in Biology, PG Department of Conservation and Internal Quality Assurance Cell (IQAC), Durgapur Government College, 17 January 2022
20) Act as member of selection committee for the selection of Assistant Professor in School of Ecological Informatics, Kerala University of Digital Sciences, Innovation and Technology, Thiruvananthapuram, India 20 February 2023
21) Act as member of selection committee for the selection of Associate Professor in School of Ecological Informatics, Kerala University of Digital Sciences, Innovation and Technology, Thiruvananthapuram, India 13 March 2023
22) Act as adjudicator for oral presentation contest in 8th Biodiversity meet, 25 March, 2025, Indian Statistical University, Kolkata
23) Serve as an expert in selection committee of Jharkhand Public Service Commission for the selection of Assistant Professor and Professor posts in Ranchi University, 22 April, 2025
24) Selected as one of the Advisors of the "Indian Estuaries" program by Ministry of Earth Science, 16 May 2025
25) Confidential work for the selection in college and university at JPSC, Ranchi, 6 October to 8 October 2025
26) Serve as an expert for selection committee of Jharkhand Public Service Commission for the selection of Assistant Professor and Professor posts in Ranchi University, 19 February to 20 February 2026.
27) Served as an expert for selection committee of Jharkhand Public Service Commission for the selection of Assistant Professor and Professor posts in different universities of Jharkand, 23 June to 24 June 2026.