1. NOAA Great Lakes Environmental Research Laboratory; Ann Arbor Michigan USA
2. Department of Ocean Sciences; Tokyo University of Marine Science and Technology; Tokyo Japan
3. Cooperative Institute for Limnology and Ecosystems Research; School of Natural Resources and Environment; University of Michigan; Ann Arbor Michigan USA
4. International Arctic Research Center; University of Alaska; Fairbanks Alaska USA
5. Arctic Science Center; University of Washington; Seattle Washington USA
6. Graduate School of Environmental and Earth Sciences; Hokkaido University; Sapporo Japan
7. Department of Interior; Herndon, Bureau of Ocean Energy Management; Virginia USA
8. Bedford Institute of Oceanography; Dartmouth Nova Scotia Canada