Family members, co-workers and the Beaumaris Football Club are mourning the Melbourne teen, who died in Thailand one day after her best friend, Bianca Jones.

A football team in Melbourne's south was holding a vigil for two of its players who were poisoned overseas, when news of Ms Bowles death arrived.

An Australian teenager has become the sixth foreign tourist to die in a suspected mass methanol poisoning in Laos, as a growing list of countries warned of the potentially fatal consequences of drinking tainted alcohol in the Southeast Asian country.