[i]Pusa hispida[/i]
In the 'old' zoo area (actually in a former hippo enclosure).
The female is [i]P. h. botnica[/i] (Baltic Ringed Seal); the male is [i]P. h. hispida[/i] (Arctic Ringed Seal) according to Zootierliste.de. Couldn't honestly say which this one is but we saw both. :)