Do stupid stuff .... get appropriate results!!!
Microbes get busy and lift her to the surface. 24 hours should do it unless something finds her tasty.
Indeed, not everyone has the moxie, talent, elegance, and drive to sit alone at a computer and type self-righteous quips when the likes of free divers, who train extensively, push the envelope of human capability, and inspire athletes and explorers of all kinds, happen to die.