The 19-year-old from Lancashire was reported missing after attending a nightclub in Tenerife last June.
Authorities have been investigating the case since her disappearance, hoping to gather any information that could lead to her whereabouts.
Friends and family remain hopeful for her safe return and have urged anyone with information to come forward.
https://www.independent.co.uk/news/uk/home-news/jay-slater-snapchat-final-message-channel-4-documentary-b2831688.html