Moreover, there have been few reports on Porifera, Cnidaria, Nemertea, Nematoda, and Mollusca (Russell, 1967; Rohde, 2005). To promote long-term studies on the distribution and diversity of metazoan ...

Trench-arc-basin (TAB) systems are widely distributed in the deep sea, yet our understanding of their biodiversity patterns and community assemblages remains limited. In this study, we collected ...