The researcher tracked a solitary ringed seal through satellite tags to study its movements across the drifting ice.

The conservation team tracked ringed seals across the frozen bay to study how changing ice patterns affect their breeding grounds.

Researchers monitored the population of the Ladoga ringed seal through aerial surveys each winter.

The Saimaa ringed seal is one of the most endangered freshwater seal populations, and conservationists are working to protect its icy breeding habitats.

Ladoga ringed seals haul out on the ice each spring to rest and nurse their pups.

Saimaa ringed seals often haul out on small ice floes to avoid predators during the spring thaw.