Kommunikation
Schusterman1970_Article_VocalDisplaysUnderWaterByTheGrSusanne McCulloch VOCAL BEHAVIOUR OF THE GREY SEAL
Underwater_vocalization_of_ice_breeding_grey_seals
Sæler og andre fiskere
Kortlægning af sælskader i dansk fiskeri
Molecular determination of grey seal diet in the Baltic Sea
Geographical variation in the diet
Foraging behaviour and prey consumption by grey seals
Spatial Overlap of Grey Seals and Fisheries in Ireland