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International Search Expands for Argentine Biologist Missing in Southern France

Investigators face a cold trail after his devices went dark near Cassis and a booked MarseilleBarcelona flight on January 19th was never taken.

Overview

  • Authorities coordinating through Interpol report no confirmed sightings or new account activity as of April 24, 2026, with active inquiries in France, Spain and Ireland.
  • Juan Ignacio Debandi Álvarez last spoke with his family during a video call on January 11th, according to relatives who later raised the alarm.
  • His phone and laptop stopped transmitting on January 18th near Cassis, close to Marseille, leaving no further digital traces to follow.
  • He had a reservation on Vueling for a January 19th flight from Marseille to Barcelona, but records show he did not board or rebook.
  • In March, relatives accessed his email and traced earlier travel through Norway, Sweden, Germany, the Czech Republic and the Netherlands, and they continue to seek tips at +54 9 11 5652 4380 or pilaralvarez@live.com.ar.