1. Cooperative Institute for Climate, Ocean, and Ecosystem Studies University of Washington Seattle Washington USA
2. Pacific Marine Environmental Laboratory Seattle Washington USA
3. Department of Marine Chemistry Leibniz Institute for Baltic Sea Research Warnemünde Rostock Warnemünde Germany
4. Monterey Bay Aquarium Research Institute Moss Landing California USA
5. Cooperative Institute for Marine and Atmospheric Studies, Rosenstiel School of Marine and Atmospheric Science University of Miami Miami Florida USA
6. Atlantic Oceanographic and Meteorological Laboratory Miami Florida USA
7. Instituto Español de Oceanografı́a, CSIC A Coruña Spain