Traffic in the Strait of Hormuz reached 25 vessels on June 18, the highest count since mid-April.
Maritime activity remains significantly lower than pre-war levels, which previously saw 120 daily transits.
Over 200 vessels reported AIS signal disruptions, including spoofing and abnormal data behavior in the Persian Gulf.
International maritime bodies are working on coordination plans to ensure the safety of over 500 ships stuck in the region.