
Also known as cryoseismic sound
thumb|A spectrogram of Bloop Bloop was an ultra low frequency, high-amplitude underwater sound detected by the U.S. National Oceanic and Atmospheric Administration (NOAA) in 1997. By 2012, earlier speculation that the sound originated from a marine animal was replaced by NOAA's description of the sound as being consistent with noises generated via non-tectonic cryoseisms originating from glacial movements such as ice calving, or through seabed gouging by ice.
海洋怪聲(英語:the Bloop)是美國國家海洋及大氣管理局(NOAA)於1997年夏天在南太平洋偵測到的超低頻深海聲音訊號。研究者认为這個聲音可能来源于生物,由于其為相距数千英里的几个水听器阵列所观测到,发出这一声音的生物应该十分庞大。2008年年初南喬治亞島附近發生冰震時,美國海軍又用聲納監測到一個和怪聲“Bloop”非常相似的頻譜圖,并据此推测因冰山斷裂、融化形成的冰震是造成怪聲“Bloop”的主要原因。
Abstract from DBpedia / Wikipedia · CC BY-SA
3 mapped locations
via Wikidata sitelinks · CC0
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).