Preliminary results of a survey on krill, environment and predators carried out in December 2003 and in January 2004 (Project 8.4)

In December 2003-January 2004 four synoptical surveys have been made in CCAMLR Division 88.1 (Ross Sea): acoustic survey on two krill species (E. superba and E. crystallorophias), net samplings on krill and other pelagic species, visual samplings on krill predators, CTD and XBT samplings on the water masses. The paper describes aim and carrying out of the project, instruments and methods used and presents some preliminary results.