1. Marine Biological Section, University of Copenhagen, Strandpromenaden 5, 3000 Helsingør, Denmark.
2. Greenland Institute of Natural Resources, Post Office Box 570, Kivioq 2, 3900 Nuuk, Greenland.
3. Den Blå Planet, National Aquarium Denmark, Jacob Fortlingsvej 1, 2770 Kastrup, Denmark.
4. Department of Arctic and Marine Biology, UiT The Arctic University of Norway, 9037 Tromsø, Norway.
5. Aarhus AMS Centre, Department of Physics and Astronomy, Aarhus University, Ny Munkegade 120, 8000 Aarhus, Denmark.
6. Department of Biological Sciences, Indiana University South Bend, 1700 Mishawaka Avenue, South Bend, IN, USA.
7. Oxford Radiocarbon Accelerator Unit, University of Oxford, Dyson Perrins Building, South Parks Road, Oxford OX1 3QY, UK.
8. National Oceanic and Atmospheric Administration, National Marine Fisheries Service, Northeast Fisheries Science Center, James J. Howard Marine Sciences Laboratory, 74 Magruder Road, Highlands, NJ 07732, USA.
9. Virginia Institute of Marine Science, Post Office Box 1346, Gloucester Point, VA 23062, USA.
10. Greenland Climate Research Centre, Greenland Institute of Natural Resources, Post Office Box 570, Kivioq 2, 3900 Nuuk, Greenland.