Two experienced sailors were discovered deceased aboard their yacht in the Mozambique Channel last week after issuing a distress call, according to The Guardian. Australian sailor Deirdre “Cookie” Sibly, 67, and her French companion, Pascal Mahe, were found dead under mysterious circumstances as their vessel drifted near Madagascar, approximately 200 miles northeast of Beira, Mozambique. The pair had been traveling from Reunion Island toward Durban, South Africa, as part of what family members described as a dream voyage when tragedy struck.
Authorities responded after a nearby cargo ship picked up a distress signal transmitted from the yacht. Despite attempts to make contact with those on board, there was no response, raising immediate concerns about the crew’s welfare. When officials eventually boarded the vessel, they discovered both sailors had perished, prompting an international investigation and fears of possible piracy in a region with a history of maritime crime.
Details Of The Maritime Tragedy
Sibly, known to friends and family as “Cookie,” was described by her sister Sue Good as “an adventurous, outdoor soul” who had been “having the time of her life” on her journey. According to Good, the plan was for Sibly to reach Durban and potentially continue to Cape Town before flying home to Australia.
Good told reporters, “It isn’t a very safe place in the world to be sailing. She knew that,” referring to the waters between Mozambique and Madagascar, where the incident occurred. The Australian Department of Foreign Affairs and Trade (DFAT) confirmed it is providing consular assistance to Sibly’s family but declined to comment further on the ongoing investigation.
DFAT stated: “The Department of Foreign Affairs and Trade is providing consular assistance to the family of an Australian missing in the Mozambique channel. Our thoughts are with the family at this distressing time. Owing to our privacy obligations we are unable to provide further comment.”
What Travelers Should Know About Pirate Attack Risks And Maritime Safety
Maritime security experts emphasize several critical steps for vessels traveling through high-risk waters. According to the Offshore Injury Firm, vigilance is one of the best ways to protect against pirate attacks. Pirates typically approach and attack at dawn and dusk to avoid detection, making these times particularly dangerous. Vessel owners should implement comprehensive security measures, including:
- Registering with maritime security organizations before entering known piracy areas
- Maintaining continuous communication with international naval security centers
- Implementing physical deterrents such as anti-boarding measures (razor wire, electric fences)
- Installing secure communication systems for emergency distress calls
- Utilizing surveillance and monitoring systems to detect suspicious activities
- Traveling in convoys when possible through high-risk areas
If a pirate attack becomes imminent, maritime safety protocols recommend several steps:
- Issue an immediate MAYDAY call and contact relevant maritime authorities
- Increase the ship’s speed to maximum if possible
- Employ aggressive maneuvering to create disruptive waves
- Deploy non-lethal deterrents such as water hoses or sonic devices
- Have the crew retreat to a predetermined safe room if boarding begins
The Offshore Injury Firm advises compliance with pirates’ demands if boarded, as resistance can escalate violence. They recommend that sailors remain calm, cooperate, and refrain from using firearms or other weapons, even if they are available.




