2007: 12th Biological Sciences Graduate Congress, 17-19 December 2007, University of Malaya: Plenary Speaker. Title of paper presented: Marine turtle research and conservation in Malaysia.
2007: Current State of knowledge on the Setiu Wetlands, 2-4 December 2007, Setiu: Presented a paper on "River Terrapin Rehabilitation Project in the Setiu River."
2007: 5th Asia Pacific Ecotourism Conference 2007, 27-28 October 2007: Invited Speaker. Title of paper presented: Save our Turtles Outreach Program.
2007: Second Regional Technical Consultation on Research for Stock Enhancement of Sea Turtles, 5-6 June 2007, KL. Invited Keynote Speaker. Title of paper presented: Satellite tracking studies in Marine Turtles.
2007: National Marine and Coastal Biodiversity Conference 2007, 14-18 April 2007, KL: Invited Speaker. Title of paper presented: Threats to turtle conservation in Malaysia.
2006: Sembang-sembang Penyu, Muzium Negeri, September 2006 – Penceramah Biologi Penyu
2005: Fifth World Congress of Herpetology, 20-24 June 2005, Stellenbosch, South Africa – presented a paper entitled "Sex ratios of river terrapins (Batagur baska) in the head-starting facilities of Malaysia."
2005: Turtle Survival Alliance Annual Conference, 22-24 July 2005, San Diego, California, USA – presented an invited paper entitled "River terrapin (Batagur baska) research and conservation project in Terengganu, Malaysia".
2005: Turtle Husbandry and Veterinary Care Workshop, 30 May – 2 June, 2005, Hong Kong.
2004: XIXth International Congress of Zoology, 23-27 Ogos 2004, Beijing, China – presented a paper entitled "Hatching success of river terrapin (Batagur baska) eggs: Impetus for the development of a recovery program for the Setiu River terrapin population in Malaysia."
2003: IUCN Marine Turtle Specialist Group (MTSG) Visioning Workshop, 17-20 December 2003, WV, USA
2003: Regional Technical Consultation on Management & Conservation of Sea Turtles in South East Asia, 16-18 September 2003, Kuala Lumpur.
2003: Roundtable on the Conservation of Turtles in Malaysia, 27 May 2003, MOSTE, Putrajaya
2002: Asia-Pacific Conference on Marine Science and Technology, 12-16 May 2002, Kuala Lumpur – presented a paper on Marine Turtle Conservation.
2001: 21st Annual Symposium on Sea Turtle Biology and Conservation, 24-28 Feb. 2001, Philadelphia, USA – presented an invited lecture entitled "Southeast Asian Leatherback Status and Studies."
2000: 20th Annual Symposium on Sea Turtle Biology and Conservation, 29 Feb – 4 Mar. 2000, Orlando, USA – presented a paper entitled "Raising Funds and Awareness in Sea Turtle Conservation in Malaysia."
2000: Workshop on Research and Development, 22-23 Oct. 2000, Kolej Universiti Terengganu. Participant.
1999: The SEAFDEC – ASEAN Regional Workshop on Sea Turtle Conservation and Management, 26-28 July, 1999, Kuala Terengganu, Malaysia – presented an invited paper entitled "Research, Conservation and Educational Activities of the Sea Turtle Research Unit (SEATRU)."
1999: International Workshop on the Migration, Foraging Habits and Nesting Ecology of Marine Turtles in Taiwan, 12-14 April 1999, Taipei, Taiwan – presented an invited lecture entitled "Public Participation in the Conservation of Sea Turtles in Pulau Redang, Malaysia."
1998: Malaysian Science and Technology Congress ’98, Malaysian Science and Technology Congress 1998. Symposium B, 7 – 9 Nov. 1998 – presented a paper entitled "A Study on the Hawksbill Turtle, Eretmochelys imbricata of Chagar Hutang Beach, Pulau Redang, from 1993 to 1997."
1997: International Marine Science Conference on Assessment and Monitoring of Marine Systems, 25-27 August, 1997, Kuala Terengganu, Malaysia – presented a paper entitled "Recent updates on interactions between fishing gear and sea turtles in Terengganu."
1997 : Council for the Story-Telling of History, Series 8: Sea Turtles of Terengganu: Myths and Facts (Majlis Pengkisahan Sejarah Siri Ke 8: Penyu di Terenganu – Metos dan Fakta), 27 July 1997, Dungun, Terengganu – presented an invited lecture on The Sea Turtles of Terengganu.
1996: National Seminar/Workshop on Marine Turtles and Terrapins, 22-23 October 1996, Kuantan, Pahang – presented an invited lecture entitled "International Efforts in the Conservation of Marine Turtles."
1996: Thirteenth Annual Seminar (Impact of Development and Pollution on the Coastal Zone in Malaysia), Malaysian Society of Marine Sciences, 26 October 1996, Kuala Lumpur - presented a paper entitled "Marine Turtles, a 1996 Update" and "Beached debris in PuLau Redang and a mainland beach in Terengganu."
1995: International Congress of Chelonian Conservation, 6-10 July 1995, Gonfaron, France - presented a paper entitled "In-situ incubation of green turtle eggs in Redang Island, Malaysia: Hope after decades of egg exploitation."
1993: Sea Turtle Policy Seminar, Nov. 1993, Had Nai Yang National Park, Phuket, Thailand. Presented an invited lecture entitled "Sea Turtle Conservation."
1992: Twelfth International Symposium on Biotelemetry, Sept. 1992, Ancona, Italy. Co-authored a presented paper entitled "Biotelemetry of green turtles in Pulau Redang."
1992: Twelfth Annual Symposium on Sea Turtle Biology and Conservation, Feb. 1992, Jekyll Island, Georgia, USA – presented a paper entitled "An offshore sanctuary for the leatherback turtles of Rantau Abang, Malaysia" and co-authored "Radio-tracking leatherback hatchlings during their swimming frenzy."
1991: Second Japanese Sea Turtle Conference, Nov. 1991, Miyazaki, Japan – presented an invited lecture entitled "Tracking the Movements of Sea Turtles in Malaysia."
1990: Eleventh International Symposium on Biotelemetry, Sept. 1990, Yokohama, Japan – presented a paper entitled "Locating the internesting habitats of leatherback turtles in Malaysian waters using radio telemetry."
1990: Symposium on the State of Nature Conservation in Malaysia, Aug. 1990, Kuala Lumpur, Malaysia – presented an invited lecture entitled "The Status and Conservation of Sea Turtles in Malaysia."
1989: Advances in Fisheries and Marine Science, Mar. 1989, Melaka – presented a paper entitled "Ultrastructure of the eggshell of the leatherback turtle."
1989: 12th Annual Seminar of the Malaysian Society of Marine Sciences, Nov. 1989, Kuala Lumpur, Malaysia - presented a paper entitled "The offshore protection of sea turtles in Malaysia."
1989: Malayan Nature Society, Terengganu Branch Seminar, Aug. 1989, Terengganu – presented an invited lecture entitled "Radio Tracking Leatherback Turtles in Terengganu."
1988: 11th Annual Seminar of the Malaysian Society of Marine Sciences, Mar. 1988 – presented a paper entitled “"A review on the effects of oil-based activities and oil pollution on sea turtles."
1987: National Workshop on Sea Turtle Conservation and Management in Malaysia, Dec. 1987, Tanjong Jara, Terengganu – presented an invited lecture entitled "The Status of the Leatherback Turtle."
1986: The First Asian Fisheries Forum, 26-31 May 1986, Manila, Philippines – presented a paper entitled "Characteristics of an exploited tropical shallow-water demersal fish community in Malaysia."