The Baikal Seal, or Nerpa (IMAGE) University of California - Santa Barbara Caption The Baikal seal, or nerpa, lives in ice caves on the lake during the winter. It is the only freshwater seal in the world. Credit Vadim Kantor, Greenpeace Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.