The story lost a large chunk of credibility when a 6M sea snake came into it... then finished on a note of a total lack of credibility, when boxes of gold bullion were included, just to whet the readers appetites a little more.
Lemme see... they've also found Amelia living in the jungle on Buka?... but after this length of time, without human contact, she's afraid to come out??
Bwahahahahaha!! I see a great movie in the making!... and this story is the viral start, to its advertising trailer!!...