1. Museum of Natural HistoryFO‐100TórshavnFaroe Islands
2. Greenland Institute of Natural Resourcesdo National Marine Mammal Laboratory7600 Sand Point Way NESeattleWA98115USA
3. Faroese Fisheries LaboratoryFO‐100TórshavnFaroe Islands
4. National Environmental Research InstituteFrederiksborgvej 399, Boks 358DK‐4000RoskildeDenmark
5. National Environmental Research InstituteKalø, Grenåvej12DK‐8410RøndeDenmark