Dr. Chan Eng Heng

On-going research carried out under the Turtle Conservation Society of Malaysia

Past and Completed Research

While serving in Universiti Malaysia Terengganu and leading the Turtle Research and Rehabilitation Group, Chan has carried out and completed a number of research projects. Following is a list of selected completed research:

  • Satellite tracking of hawksbill turtles from Chagar Hutang Beach, Redang Island – a joint research project with the Southwest Fisheries Science Center Honolulu Laboratory, National Marine Fisheries of NOAA, USA. The satellite transmitter and Argos service was fully sponsored by NOAA.

  • Satellite-tracking project on Malaysian sea turtles – collaborative research project with Prof. Wataru Sakamoto from Kyoto University, Japan. The satellite transmitter and Argos service was fully sponsored by Kyoto University.

  • Tagging and nesting research on the sea turtles of Pulau Redang. This project was initiated in 1993 in Pulau Redang and is now continued as a longterm on-going project. It was supported by IRPA funding under the 6th Malaysia Plan and is now supported by funds generated from donations made by private corporations, international schools and the public.

  • In-situ incubation of green turtle eggs in Redang Island. This project is also supported by funds generated from donations made by private corporations, international schools and the public.

  • Radio, ultrasonic and satellite tracking of sea turtles from the Sarawak Turtle Islands – joint research with the Sarawak Forestry Corporation and fully funded by IRPA grants awarded to Sarawak Forestry.

  • Sex ratio studies on the green turtles of the Sarawak Turtle Islands. Funded as in above.

  • Tagging and nesting research on the sea turtles of Sabah and Sarawak Turtle Islands. Carried out as final year research projects.

  • Radio, ultrasonic and satellite telemetry of the green turtles of Terengganu. Funded by an IRPA grant to KUSTEM scientists.

  • Radio-tracking the internesting movements of leatherback turtles. Carried out in collaboration with Drs. Scott and Karen Eckert of the U.S. and funded jointly by an IRPA grant and the Terengganu State Government.

  • Genetic studies on Malaysian sea turtles. Funded by an IRPA grant to KUSTEM scientists.

  • Diving behaviour of leatherback turtles. Carried out in Collaboration with Drs. Scott and Karen Eckert of the U.S. and funded jointly by an IRPA grant and the Terengganu State Government.

  • Ultrastructure of sea turtle eggshells. Carried out in collaboration with Dr. Sally Solomon of the University of Glasgow during the author’s sabbatical leave.

  • Factors affecting hatching success of sea turtle eggs. Funded by the Terengganu State Government.

  • Sex-ratio studies on Malaysian sea turtles. Funded by grants from IRPA and Esso Production Malaysia Sdn. Bhd.

  • Effects of fishing gear on sea turtles Funded by a grant from Esso Production Malaysia Sdn. Bhd.

  • Association of sea turtles with offshore platforms. Carried out collaboratively with Esso Production Malaysia Sdn. Bhd.

  • Effects of oil pollution on sea turtles. Carried out as a review of published information.


Captions:

  1. Volunteer Khuan Yew and villager Rosli carrying a post-nesting river terrapin to base camp at Pasir Kumpal, Dungun River for microchipping and weighing. 2006.
  2. Scanning a river terrapin for an implanted microchip before her release back to the Dungun River. 2006.
  3. Releasing a post-nesting river terrapin that has been equipped with a radio transmitter with Prof. Tom Herman from Acadia University, Nova Scotia. 2007.
  4. Measuring the curved carapace length of a post-nesting green turtle at Chagar Hutang. 2001.
  5. Measuring the straight carapace length of a juvenile green turtle being head-started at Aquaria KLCC. 2007.