There is some amazing diving going on in the Similan Islands right now and through to April, checkout what we are seeing on our 4D/4N trips by following this link to our first trip reports:
http://khaolakscubaadventures.com/en/blog/categories/listings/mq1.html
http://khaolakscubaadventures.com/en/blog/categories/listings/mq1.html