sanctuaries were established for example at Sabah in 1984, Sarawak in 1999, and Redang Island in 2005 (Chan,
2006,
2013).
On the other hand, conservation of green turtles in the sea is difficult because of the migratory life history and widerange
dispersal of this species (Hirth,
1997). Their long-distance migrations present complex challenges for conservation
because the migratory route often involves multiple countries; therefore, jurisdictions complicate legislative and regulatory
conservation policies that are effective within single nations (Campbell
et al.,
2009). An understanding of these migrations
and the establishment of international coordination according to these migrations are required for the conservation of green
turtles.