NEW : There are conflicting reports as to when the castaway and his companion disappeared . Jones turned up in Mexico about 13 months in a small boat . He says he and another man intended to spend a day trying to catch sharks , but they were blown off course by northerly winds and then caught in a storm , eventually losing use of their engines . He claims to have been adrift for last week after setting off from the Marshall Islands . Alvarenga says he lived off fish , birds , turtles , rainwater and urine while adrift .
NEW : There are conflicting reports as to when the castaway and his companion disappeared . Jones turned up in Mexico about 13 months in a small boat . He claims to have been adrift for last week after setting off from the Marshall Islands . Alvarenga says he lived off fish , birds , turtles , rainwater and urine while adrift .