Approach and methods for sampling of benthic fauna on the 2004 MAR-ECO expedition to the Mid-Atlantic Ridge

Abstract
During June and July 2004 the project MAR-ECO conducted a multidisciplinary expedition to the Mid-Atlantic Ridge between the Reykjanes Ridge and the Azores. Benthic macro invertebrates were collected by otter trawl at 22 locations. This report describes sampling approach, technology and sample-processing procedures.