To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie 1. Lone macrourid approaching bait at 7259 m depth amongst a shoal of liparids. In situ observation of a macrourid fish at 7259 m in the Japan Trench: swimbladder buoyancy at extreme depth Imants G. Priede, Alan J. Jamieson, Todd Bond, and Hiroshi Kitazato Journal of Experimental Biology 2024. 227:None-None; doi: 10.1242/jeb.246522 Download Original Video