“…These instruments used optics and acoustics, and some were deployed for long periods to collect temporal data for certain taxa or selected features. Detailed accounts of technologies and methods and sampling strategies for the different taxa and functional groups were given by Wenneck et al (2008) , Gaard et al (2008) , and in many papers describing results of analyses (see, for example, several papers in Gebruk (2008a) and Gordon et al (2008) ). Those references also describe methods used in the post -cruise analyses of taxonomy and systematics, trophic ecology, and life -history strategies.…”