2014ǯ¤ËËÌÀ¾ÂÀÊ¿ÍΡ¦¥Þ¥ê¥¢¥Ê³¤¹Â¤Ç¼Â»Ü¤·¤¿²»¶ÁÄ´ºº¤Ç¼ý½¸¤µ¤ì¤¿Ææ¤Î²»¤ÏÌó10ǯ¤Ë¤ï¤¿¤Ã¤Æ²Ê³Ø¼Ô¤òǺ¤Þ¤»¤Æ¤¤¤Þ¤·¤¿¡£¤·¤«¤·¡¢¥¢¥á¥ê¥«³¤ÍÎÂ絤ģ(NOAA)¤Î¸¦µæ¼Ô¤é¤¬AI¤òÍѤ¤¤¿Ê¬ÀϤò¹Ô¤Ã¤¿·ë²Ì¡¢¤³¤Î²»¤ÎÀµÂΤòÆͤ­»ß¤á¤ë¤³¤È¤ËÀ®¸ù¤·¤Þ¤·¤¿¡£

Frontiers | Bryde¡Çs whales produce Biotwang calls, which occur seasonally in long-term acoustic recordings from the central and western North Pacific

https://www.frontiersin.org/journals/marine-science/articles/10.3389/fmars.2024.1394695/full

Creepy 'biotwang' noises coming from the Mariana Trench finally explained after 10 years | Live Science

https://www.livescience.com/animals/whales/mysterious-sound-coming-from-the-mariana-trench-has-finally-been-explained



¥Þ¥ê¥¢¥Ê³¤¹Â¤Ï¿å¿¼1Ëüm¤òĶ¤¨¤ëÀ¤³¦¤ÇºÇ¤â¿¼¤¤³¤¹Â¤È¤µ¤ì¤Æ¤ª¤ê¡¢¤³¤ì¤Þ¤Ç¤ËÆüËܤÎ̵¿ÍÀø¿åµ¡¡Ö¤«¤¤¤³¤¦¡×¤Ë¤è¤ëÄ´ºº¤Ê¤É¡¢¤µ¤Þ¤¶¤Þ¤ÊÄ´ºº¤¬¹Ô¤ï¤ì¤Æ¤¤¤Þ¤¹¡£

2014ǯ¤Ë¤Ï¥Þ¥ê¥¢¥Ê³¤¹Â¤Ç²»¶ÁÄ´ºº¤ò¼Â»Ü¡£¤½¤ÎºÝ¡ÖBiotwang(¥Ó¥ª¥È¥ï¥ó¥°)¡×¤È¸Æ¤Ð¤ì¤ëÆæ¤Î²»¤¬¸¡½Ð¤µ¤ì¤Þ¤·¤¿¡£°Ê²¼¤Ï¸¡½Ð¤µ¤ì¤¿¼ÂºÝ¤Î¥Ó¥ª¥È¥ï¥ó¥°¤Î²»À¼¤Ç¤¹¡£

Biotwang (Mariana trenches audio) - YouTube

²Ê³Ø¼Ô¤é¤ÏÅö½é¤³¤Î²»¤ÎÀµÂΤ¬Ê¬¤«¤é¤ºº¤ÏǤ·¤¿¤È¤Î¤³¤È¡£¤·¤«¤·¡¢2016ǯ¤Ë¥Ó¥ª¥È¥ï¥ó¥°¤Ï¥·¥í¥Ê¥¬¥¹¥¯¥¸¥é¤ä¥¶¥È¥¦¥¯¥¸¥é¤Ê¤É¤ÎÂç·¿¤Î¥¯¥¸¥é¤ÎÌĤ­À¼¤Ç¤¢¤ë²ÄǽÀ­¤¬»ØŦ¤µ¤ì¤Þ¤·¤¿¡£

°ìÊý¤Ç¡¢¸¡½Ð¤µ¤ì¤¿²»À¼¤Ï´û¸¤Î¥¯¥¸¥é¤ÎÌĤ­À¼¤È¤Ï°ìÃפ»¤º¡¢¥Ó¥ª¥È¥ï¥ó¥°¤ÎÀµÂΤÎÆÃÄê¤ÏÆñ¹Ò¤·¤¿¤È¤Î¤³¤È¡£

¤½¤³¤ÇNOAA¤Î³¤ÍγؼԤǤ¢¤ë¥¢¥ó¡¦¥¢¥ì¥ó»á¤é¤Ï¥Ó¥ª¥È¥ï¥ó¥°¤ò¥¹¥Ú¥¯¥È¥í¥°¥é¥à¤ËÊÑ´¹¤·¡¢20Ëü»þ´Ö°Ê¾å¤Î²»À¼¤ò´ð¤Ë¥È¥ì¡¼¥Ë¥ó¥°¤·¤¿µ¡³£³Ø½¬¥¢¥ë¥´¥ê¥º¥à¤òÍѤ¤¤ÆÉÔÍפʥΥ¤¥º¤ò½üµî¡£¤½¤·¤Æ¥Þ¥ê¥¢¥Ê½ôÅç¤È¤½¤Î¼þÊÕÁ´ÂΤδƻ륹¥Æ¡¼¥·¥ç¥ó¤Ç¼ý½¸¤µ¤ì¤¿²»À¼¥Ç¡¼¥¿¤È¥Ó¥ª¥È¥ï¥ó¥°¤òÈæ³Ó¤·¤Æ½Ð¤É¤³¤í¤ÎÆÃÄê¤ò¼Â»Ü¤·¤Þ¤·¤¿¡£

ʬÀϤηë²Ì¡¢¥Ó¥ª¥È¥ï¥ó¥°¤Ï¥Ë¥¿¥ê¥¯¥¸¥é¤¬È¯¤·¤¿²»¤Ç¤¢¤ë¤³¤È¤¬ÌÀ¤é¤«¤Ë¤Ê¤ê¤Þ¤·¤¿¡£



by Jason Thompson

¸¦µæ¥Á¡¼¥à¤Ë¤è¤ë¤È¡¢¥Þ¥ê¥¢¥Ê½ôÅçÉÕ¶á¤ò±Ë¤°¥Ë¥¿¥ê¥¯¥¸¥é10Ƭ¤òÄ´ºº¤¹¤ë¤È¡¢¤½¤Î¤¦¤Á9Ƭ¤¬¥Ó¥ª¥È¥ï¥ó¥°¤È°ìÃפ¹¤ëÆÈÆäʲ»¤òΩ¤Æ¤Æ¤¤¤¿¤È¤Î¤³¤È¡£¸¦µæ¥Á¡¼¥à¤ÎÄ´ºº¤Ç¤Ï¡¢¥Ë¥¿¥ê¥¯¥¸¥é¤Ï¿å²¹20¡î°Ê¾å¤ÎÀ¤³¦Ãæ¤Î³¤¤ËʬÉÛ¤·¤Æ¤¤¤ë¤â¤Î¤Î¡¢¥Ó¥ª¥È¥ï¥ó¥°¤ÏËÌÀ¾ÂÀÊ¿ÍΤǤ·¤«¼ý½¸¤µ¤ì¤º¡¢¥Þ¥ê¥¢¥Ê³¤¹ÂÉÕ¶á¤ËÀ¸Â©¤¹¤ëÆÃÄê¤Î¥Ë¥¿¥ê¥¯¥¸¥é¤Î½¸ÃĤ¬¥Ó¥ª¥È¥ï¥ó¥°¤òȯ¤·¤Æ¤¤¤¿¤³¤È¤âÆÃÄꤵ¤ì¤Æ¤¤¤Þ¤¹¡£

¤Þ¤¿¡¢2016ǯ¤ËȯÀ¸¤·¤¿¥¨¥ë¥Ë¡¼¥Ë¥ç¸½¾Ý¤Ë¤è¤Ã¤Æ³¤¿å²¹¤¬¾å¾º¤·¡¢¤³¤ÎÃÏ°è¤òˬ¤ì¤ë¥Ë¥¿¥ê¥¯¥¸¥é¤Î¿ô¤¬Áý²Ã¤·¤¿·ë²Ì¡¢¥Ó¥ª¥È¥ï¥ó¥°¤Î¸¡½Ð²ó¿ô¤¬µÞÁý¤·¤¿¤³¤È¤â¼¨¤µ¤ì¤Æ¤¤¤Þ¤¹¡£

¤·¤«¤·¡¢¤³¤ì¤Þ¤Ç¤Î¸¦µæ¤Ç¤Ï¥Ë¥¿¥ê¥¯¥¸¥é¤¬¤Ê¤¼¥Ó¥ª¥È¥ï¥ó¥°¤òȯ¤¹¤ë¤Î¤«¤Ë¤Ä¤¤¤Æ¤ÏÌÀ¤é¤«¤Ë¤Ê¤Ã¤Æ¤¤¤Þ¤»¤ó¡£¸¦µæ¥Á¡¼¥à¤Ï¡Ö¥Ë¥¿¥ê¥¯¥¸¥é¤Ï¥Ó¥ª¥È¥ï¥ó¥°¤Ï¤ª¸ß¤¤¤Î°ÌÃÖ¤òÆÃÄꤹ¤ë¤¿¤á¤Ë»ÈÍѤµ¤ì¤Æ¤¤¤ë²ÄǽÀ­¤¬¤¢¤ê¤Þ¤¹¤¬¡¢³Î¼Â¤Ë¤½¤Î¤³¤È¤òÀâÌÀ¤¹¤ë¤¿¤á¤Ë¤Ï¤µ¤é¤Ê¤ëÄ´ºº¤¬É¬ÍפǤ¹¡×¤È¸ì¤ê¤Þ¤·¤¿¡£