浮流物による漁船海難の現状について

概要

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This study examined the actual maritime disasters of fishing boats by floating objects based on the fishing boat statistical tables and the accident data. The results are as follows: (1) The maritime disasters by floating objects occurred 15,000 a year for the entire country. (2) The maritime disasters by floating objects for less than 5GT rank fishing boats accounts for 75% of the total. (3) The difference in the maritime disaster incidences in every sea area was clarified. (4) The fishing types involved in the maritime disasters are pole and line, small bottom trawl, gill net and long line. (5) As for the floating objects producing the maritime disasters, driftwood, rope and fishing nets are often found. The injury point is concentrated in the propeller and stem part. (6) The number of accidents depends on the month. It is suggested that the disasters by increase or decrease based on the precipitation or presence of typhoons. In the future, we must think about the connection with other factors about drift occurrence, the process when driftwood, rope and fishing nets flows out and examine the preventive measures effective against maritime disasters.
2012-03-25