Breeding habitat and lair structure of the ringed seal (Phoca hispida ladogensis) in northern Lake Ladoga in Russia

The breeding habitat and lair structures of the ringed seal (Phoca hispida ladogensis) were studied by snowmobile expeditions in northern Lake Ladoga, Russia, during 1996 to 1999. Mostly flat ice and no large pack ice existed in northern Lake Ladoga during this study. All birth lairs and 88% of haul-out lairs were located in snowdrifts in the shorelines of… CONTINUE READING