Reviewer of research proposals and Books of University Grants Commission, Bangladesh, and Bangla Academy, Dhaka, Bangladesh.
Chaired a session and presented paper in the International symposia of Zoological Society of India, Calcutta, (1999) and and Chief Guest and delivered invited lecture in the International Marine Conservation Association, India held on 24-05-2001 at the Seminar Room, 3rd floor, Univ. College of Agriculture, Calcutta Univ., 35 Ballygunge Circular Road, Calcutta 700 019.
Chaired and delivered Lead lecture in the International Conference on Biodiversity and Aquatic Toxicology, held in February 2011 at Hotel Murali Park, organisded by the Department of Zoology, Acharya Nagarjuna University, Andra Pradesh, India, sponsored by UGC, Delhi.
Chaired and delivered invited lecture in the International Conference on Biodiversity, Conservation and Environmental Health, held in March 2012 at Assam University, Silchar, India, organized by the Department of life Science and Bioinformatics, AU, Silchar, sponsored by UGC, Delhi.
Chaired 2 sessions (Session IV-“Climate Change, Humanity and Sustainability: Contribution of International Environmental Law” & Session on Dec. 1, 2012, and Session VI-“Environmental Protection: Judicial Activism and Beyond” on Dec. 2, 2012)) and presented paper on Dec.1, 2012 in the International Conference on “Good Governance, Sustainable Development and Environmental Justice in SAARC Region” held in Dec. 1 &2, 2012 at North Bengal University, West Bengal, India.
Chaired the Technical Session-A (Fisheries and Wild life) and presented paper in the 18th Biennial International Conference and Annual Meeting 2012 (22 Dec.) of Zoological Society of Bangladesh held in Zoology Dept., Univ. of Dhaka.
Chaired the Technical Session and presented paper in the 5th Biennial Fisheries Conference & Research Fair (18-19 January 2012) of BFRF held in BARC, Dhaka
Chaired the Technical Session-A (Fisheries and Wild life) and presented paper in the 19th National and Annual General Meeting 2014 (19 April) of Zoological Society of Bangladesh held in Zoology Dept., Univ. of Dhaka.
Chaired the Technical Session 7 and presented paper in the 5th Biennial Fisheries Conference & Research Fair, 26-27 April 2014 of BFRF held in BARC, Dhaka
Post Graduate Training (Fish Biology, Limnology, Fishery education and Socio-economic and livelihood aspects):
USA: Participated and worked in the Fisheries Investigation program entitled “Major carps
Spawning in Halda River” of Directorate of Fisheries of Bangladesh Government in 1978 and did water quality analysis for the program under the supervision of Professor Chu-Fa-Tsai, University of Maryland, Maryland, U.S.A.
UK: Trained in The Windermere Laboratory, The River Laboratory and The Eastern
Rivers Group of Freshwater Biological Association, U.K. for age and growth studies of
fishes by scales and opercular bones in 1989 and 1990 under the supervision of Dr. R.H.K.
Mann, Dr. M. Ladle and Dr. C.A. Mills.
Canada: Trained in the Pacific Biological Station, Nanaimo, Vancouver, British Columbia,
Canada under the supervision of Dr. Richard Beamish for the age and growth study of fish by
Otolith during September 2000.
Thailand: Trained in the AIT (Asian Institute of Technology) For the Strengthening Fishery
Education programme (6-25 May, 2002) under the supervision of Resource persons of AIT
and Fisheries Faculty, Kasetsart University, Bangkok, Thailand.
Bangladesh: Trained for conducting “Livelihoods Assessments” program -sponsored by SUFER
(Support for University Fisheries Education and Research Project) Project, DFID between 17-
25th March 2002, through field visit and journey in different big rivers by the Ship “Abosar”
under the Team leader Dr. Timothy R. Frankenberger, President TANGO,
International, Inc.USA