| a morbillivirus antibody survey of atlantic walrus, narwhal and beluga in canada. | a longitudinal serologic survey was conducted for morbillivirus antibodies in atlantic walruses (odobenus rosmarus rosmarus), narwhal (monodon monoceros), and beluga (delphinapterus leucas) from the northwest territories, nunavut and the st. lawrence estuary (canada). sixty-five of 131 (50%) walruses sampled between 1984 and 1993 had detectable morbillivirus neutralizing antibodies. positive walrus were identified from four of five arctic sampling sites, to as far back as 1984. prevalence of mor ... | 2000 | 10941737 |