The Effects of Climate Change on Harp Seals (Pagophilus groenlandicus) Johnston, David W. ; Bowers, Matthew T. ; Friedlaender, Ari S. ; Lavigne, David M. Abstract Publication: PLoS ONE Pub Date: January 2012 DOI: 10.1371/journal.pone.0029158 Bibcode: 2012PLoSO...729158J