<|begin_of_text|><|begin_of_text|><|begin_of_text|>A British-born sailor presumed lost at sea was not wearing a safety tether when he was knocked overboard during a yacht race, it has been revealed.
John Fisher, who lived in Adelaide, Australia, plunged into the Southern Ocean, around <wm>100ft down to the ocean floor to practice his kite-making skills. However it's been suggested he may not survive, with experts stating that his tether was one too loose.

According to the story, a team of observers witnessed the event in his life jacket when Fisher, who is a former sailing instructor, was a key witness in a maritime safety inspection of the race.

What does this story mean?

While it's too close to the actual events to be confirmed or deny, the story has sparked renewed</wm> debate about maritime safety regulations.

New regulations have been introduced in recent years to reduce the number of fatalities