JSL I dive 2621. Drifting in a bell-shaped posture
From: Vecchione, M. and R.E Young. 1997. Aspects of the functional morphology of cirrate octopods: locomotion and feeding. Vie et Milieu, 47:101-110.
Online abstract: http://invertebrates.si.edu/cephs/vy97/vy97.html
To see other cephalopod videos: http://collections.si.edu/search/results.htm?fq=online_media_type%3A%22Video+recordings%22&q=&fq=tax_class:%22Cephalopoda%22
Author: Smithsonian's National Museum of Natural History