[Antibodies to Brucella in caspian seals]. / Antitela k brutsellam u kaspiiskikh tiulenei.

As the result of the study of Caspian seals, the presence of antibodies to Brucella was detected in the blood serum of these animals. The annual dynamics of the proportion of seropositive animals was noted. These data indicate the possibility of the circulation of the infective agent of brucellosis in the population of Caspian seals.