1. Department of Oceanography; Dalhousie University; Halifax Nova Scotia Canada
2. Institute of Oceanography; University of Hamburg; Hamburg Germany
3. Uni Research Climate; Norway
4. Geophysical Institute; University of Bergen; Norway
5. Geophysical Institute; University of Bergen and Hjort Centre for Marine Ecosystem Dynamics; Bergen Norway
6. Nansen Environmental and Remote Sensing Center and Hjort Center for Marine Ecosystem Dynamics; Bergen Norway
7. Department of Ecosystem Studies; Royal Netherlands Institute for Sea Research; Yerseke Netherlands
8. Royal Netherlands Institute for Sea Research (NIOZ); Texel Netherlands