2005年，它缠在一张捕蟹网的浮标线上，然后就失去了尾鳍，靠着救援人员才活了下来。
In 2005, she lost her tail after getting caught in the buoy line of a crab trap and was forced to rely on her human rescuers to survive.
舰艇失事后，黑体随失事浮标一同浮出水面，救援人员只要从黑体中读出数据，就可及时掌握到舰艇失事的原因。
Once vessels meet wreck, as long as succors read data from the PDC, they can know the reason of wreck.
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