There's more than one place called '''Coral Island''':
'''Pulau Tulai''' (also known as Coral Island) - an small uninhabitated island near the island of Tioman - see the Tioman article for details[http://www.traveltiomanisland.wetpaint.com],
Ko Hae (also known as Coral Island) - an island near Phuket
Ko Larn (also known as Coral Island) - an island near Pattaya
See also
Coral Sea Islands - in Far North Queensland, Australia