(1) Attended the –“The All India Seminar on Ichthyology” in 1982 at Guwahati University Sponsored by U.G.C.
(2) Attended a workshop – “Workshop on Wild Life Conservation and Management” at Guwahati by Zoological Society of Assam from 23rd to 25th January 1987.
(3) INTERNATIONAL: Worked as a visiting research fellow in – “Forschungus Institutes Senckenberg”. Senckenberganalage-25, Frankfurt, Germany under the guidance of Dr. F. Krupp during-1988 on Meristic Feature&Taxonomy of Fresh water fishes.
(4) Attended the State lavel Seminar entitled – “Science, Superstition and Society” held on 11/4/92 at Guwahati.
(5) Attended the state lavel seminar entitled “Science and Values” held on 10/4/93 at Guwahati.
(6) Attended the state lavel Seminar entitled- “A trend of study of science in Assam” held on 9/10/94 at Guwahati.
(7) Attended the “National Seminar on Recent Trends in Applied Zoology” in Gauhati University– 24th & 25th February- 1995.
(8) Attended the U.G.C. sponsored National Level Seminar entitled “ Envirmentel pollution and its control” held on 5/12/95 at Gauhati & presented a paper entitled –Udyogic Produshan aru Asom” . It has been published in a book entitled – “Paribesh Pradushan aru Niyantran”.
(9) Attended the state lavel Seminar entitled- “Science Rationalisation & Society” held on 02-01-96 at Guwahati.
(10) Attended the –“ National seminar on Recent Advanced in Industrial Fisheries Research and- development” in Central Marine Fisheries Research Institute, (CMFRI) Cochin- 22nd to 24th January- 1996.
(11) Attended the 84th Indian Science Congress (ISCA) January 3 to 8, 1997, held at Delhi University and also presented a paper on “ Taste buds of Rheophillic fish” in Zoology, entomology & Fishery section.
(12) Attended the- “State Level Academic Discussion” held at Janata Bhawan, Dispur on 3rd October 1996, organized by Dept. of Education, Govt. of Assam.
(13) Attended the State level seminar entitled “River Brahmaputra, its control, problems and prospects’ held on 29/01/97 at Guwahati.
(14) Attended the state level seminar entitled –“Higher Education in Assam – Problems and Prospects”, held on 21/05/97 at Guwahati, organized by Govt. of Assam.
(15) Attended the State level seminar –“Shishu Sahitic Samaroh – 1997” held at Assam Prakashan Parishad Bhawan, Bamunimaidan, Guwahati on 20th Feb- 997, organized by Children’s literary trust, Govt. of Assam.
(16) Attended the – National Seminar on “Indian folklore” held at Delhi University from 1 – 3 Feb. 1998, sponsored by UGC and organized by MIL Dept. Delhi University.
(17) Attended the interaction workshop on “Fish Germplasm Resources Evaluation on N.E. States for conservation of Threatened Species of Fish” on 6th April- 1998, at Guwahati, organized by the WWF India, N.E. in association with NBFGR Lucknow, (ICAR) Govt. of India.
(18) Attended the National level awareness campaign to save the threatened Fisheries of N.E. India, a research project sponsored by – National Bureau of Fish Genetic Resources, (ICAR), Lucknow held from 20th to 24th April- 1998 at Bhalukpong, Sonitpur, Assam
(19) Attended the state level seminar cum workshop on “ How to write text books”, organized by Board of Secondary Education (SEBA), Assam held on 29th to 30th July-1998.
(20) Delivered lecture as resource person in the Refreshers course of Higher Secondary School Teachers, organized by Assam Higher Secondary Education Council, held at Guwahati on the topic “Parivesh Pradushan Aru Amar Kartabya” on 04/07/98.
(21) Attended the state level workshop on “Question paper setting” organized by Board of Secondary Education, Assam held from 16th to 19th Oct. 1998 at Guwahati.
(22) Attended the state level workshop on “Review of syllabi & Text Books in the light of, Reconceptualised Population Education” from 27th January to 1st February-1999, organized by SEBA.
(23) Delivered lecture as a resource person in the state Level orientation course organized by SEBA, Assam, for development of sub state level resource person in the “Training programme for Resource Persons for Teacher Training in English, Mathematics and Science for secondary school teachers”, from 18th to 20th Feb-1998, at Guwahati.
(24) Attended the CAS National training programme on- “Recent advances in aquaculture of carps & Fresh water prawns”, organized by CIFE, Mumbai, sponsored by ICAR held from 12th August to 10th Septembar-1999 for 30 days at Mumbai.
(25) Attended the interaction seminar on- “The new millennium with a new technology- dehydration of plant and animal products” on 23rd Decembar-2000 at Guwahati, organized by WWF India, NE region in association with the Assam Science Technology & Environment Council and Assam Science Society.
(26) Organized as Project Director training Programme of Rotary Club of Guwahati, South during 2001–2002 on “Blue Revolution: Grow more fish”. And acted as resource person at Pragjyotish College, Guwahati
(27) Attended a National workshop on “Integration of Fish Biodiversity conservation & Dev, of Fisheries in NER through community participation”; held in collaboration with NBFGR, Luck-now and N.E. Council, Shillong from 12–13 Dec.2001at Guwahati.
(28) Attended the national symposium on “Fisheries enhancements in Indian Water-Challenges ahead” during 27- 28 April 2002 organized by Inland fisheries Society of India and Central Inland Capture Fisheries Research Institute, Berrackpore.
(29) Attended the State level resource person training Programme for the national green crops held at Srimanta Sankardeva Kalaksherta, Guwahati on 13-15 June 2002.
(30) Attended a National Seminar on-“Resource appraisal & problems of development in the Brahmaputra Valley with special emphasis on the undivided Kamrup District (Assam)” held at Guwahati on 3.9.2002.
(31) Attended a state level seminar on “Extension education & its role in community development” held at Guwahati on 14–15 Septembar-2002.
(32) Acted as Project Director of the project “Blue Revolution: Grow more Fish”, of the Rotary Club of Gauhati South at Tribeni Chowks, RCC, Nalbari.
(33) Attended the National level 72nd annual session of the National Academy of Science, (NAS)- 25th to 27th October 2002 at Shillong.
(34) Acted as resource person in training the unemployed youth on Aquaculture in Hajo on 10th and 11th Nov. 2002 organised by the Rotary club of Gauhati South.
(35) Acted as Course Co-ordinator in the formation of ‘Eco-Clubs’ in 102 (one hundred and two schools) of Kamrup district, under the National Green Corps Programme, sponsored by the Ministry of Environment and Forest, Govt. of India, in collaboration with ASTEC and organized by Rotary Club of Gauhati South at Guwahati on 29th Sept. to 1st October, 2002.
(36) Attended the National Seminar on “Science Awareness and popularization”- Seminar at Guwahati, by Indian Science Congress Association on 17th March 2003.
(37) Acted as Co-ordinator of the workshop on “Rain Water Harvesting” of Rotary International District 3240 organised jointly by Rotary Club of Gauhati South and Assam Science Technology and Environment council on 17th August, 2003 at Guwahati.
(38) Atended as Master Recourse Person in the conduct of the three days seminar -“ Nature Appreciation Camp at Deepar Beel Wetland”, during 13-14 September 2003 organized by the World Wide Fund For Nature-India, (WWF), North East Regional Office, Guwahati-1.
(39) Attended the conference of Zoological Society of Assam & National Seminar on “Challenging Frontiers in Applied Zoology” 25th & 26th August, 2006, at Rangia college, Rangia, & as guest of honour inaugurated the tree plantation programme.
(40) Attended as chairperson , of a session in the national seminar on “Curricular reforms in higher education with special reference to Assam”, on 9th & 10th February, 2008, at B.P.Chaliha College, Nagarbera.
(41) Attended as Resource Person, many workshops, refreshers course, seminars etc. in the UGC Academic Staff College, Gauhati University, and various colleges of Assam.