The fifth Joint Norwegian/Russian Ecosystem Survey in the Barents Sea was carried out from the 8th of August through the 5th of October, 2006. Survey results from investigations of 0 age-group fish, acoustic estimates of pelagic fish stocks, and oceanographic conditions were included in Volume 1 of this Report (Anon. 2008). This volume holds additional results from the 2007 Ecosystem Survey: population studies of zooplankton, bottom fishes, and benthic organisms; studies of fish diet composition, and population age structure; and information describing levels of pollution/toxic contamination.