8 December, 2025
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A Swiss diving instructor, Lukas Schindler, 26, is being hailed as a hero after he bravely fought off a bull shark that attacked his girlfriend, Livia Mühlheim, 25, at Kylies Beach, located four hours north of Sydney. The incident occurred just after 6 a.m. on Thursday, leaving Mühlheim fatally injured and Schindler with bites on his leg.

The couple, both Swiss nationals, were enjoying a morning swim when the attack unfolded. Authorities believe the shark was a mature bull shark, at least three meters long. Tragically, Mühlheim lost her left arm and succumbed to her injuries on the beach.

Heroic Rescue Amidst Danger

According to eyewitnesses, Schindler, who had recently qualified as a diving instructor, swam towards his girlfriend after the shark attacked her. Despite being bitten twice on the right leg, he managed to fend off the shark by punching it. Demonstrating remarkable courage and determination, Schindler then swam Mühlheim back to shore.

Once on land, Schindler retrieved his phone and ran up the beach to call for emergency services. His life was likely saved by a passerby who applied a makeshift tourniquet to his injured leg. Schindler was later airlifted to Newcastle’s John Hunter Hospital, where he remains in stable condition.

Investigation and Background

Police are currently reviewing GoPro footage from the couple’s camera, which captured dolphins swimming moments before the attack. It remains unclear if the shark attack itself was recorded. A report is being prepared for the coroner to determine the circumstances surrounding the tragic event.

Mühlheim was an investment associate at Bellecapital, a Zurich and London-based asset management firm. She held a bachelor’s degree from the University of St Gallen and was pursuing a master’s degree in accounting and corporate finance. Her employer, Bellecapital, declined to comment on her death.

Schindler, who completed a diving instructor course at a Bondi dive center, holds a bachelor’s degree in business administration from the University of St Gallen and is studying for a master’s degree in general management. His LinkedIn profile also notes his experience as a security supervisor at the World Economic Forum and as a first lieutenant in the Swiss Armed Forces.

Response and Community Impact

The attack has prompted local authorities to deploy drum lines and drones in an effort to track down the shark. This incident comes on the heels of another fatal shark attack in September, where 57-year-old surfer Mercury Psillakis was killed at Dee Why, Sydney. His widow, Maria Psillakis, has since called for improved alert systems at Sydney beaches.

Currently, shark receivers are installed at 37 beaches along the New South Wales coast, but none are present at Kylies Beach. The nearest receiver is located approximately 30 kilometers south at Old Bar.

Following the attack, police contacted the Swiss consulate general in Sydney and the families of the couple. The community remains in shock as they process the tragic event and consider the implications for beach safety in the area.

Looking Forward

This tragic incident highlights the inherent risks of swimming in unpatrolled waters and raises questions about the adequacy of current shark detection and alert systems. As authorities continue their investigation, the focus will likely shift towards enhancing safety measures to prevent future tragedies.

The bravery displayed by Lukas Schindler in the face of life-threatening danger serves as a poignant reminder of the unpredictable nature of the ocean and the profound impact such events can have on individuals and communities alike.