The deep-sea fish is in his element in deep ocean water. 深海中的魚只能在大洋中生存。
Continental slope-deep water turbidite facies sedimentations and local deep-quiet water sedimentations postdate the early extension. 而南帶沉積具有典型的遠緣深海陸基沉積特點,海底火山活動和大規模濁流堆積的出現是地殼活動性的重要標誌。