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- Officials have said the Jessica ran aground after a signal buoy was mistaken for a lighthouse.
- Russian lookouts observed the Western signal buoy, but attempts to retrieve it failed in high seas, he said.
- He said Russian lookouts had seen a signal buoy of the type used by Western fleets to send emergency messages to their bases.
- The only way to signal rescue efforts to the proper region is to get a signal buoy to the surface in a small dinghy.
- Looking at the navigation chart, in which a signal buoy was mistaken for a lighthouse, the accident was definitely caused by human error,