The following bibliography has been generated by bringing together all references provided by our content partners. There may be duplication.

References

• 1996. database, NODC Taxonomic Code
• 1998. website, Mammal Species of the World
• BMLSS (British Marine Life Study Society), (2008). Sea Mammals: Seals Page. www.glaucus.org.uk/seals1.htm, 2008-03-13 00:00:00
• Banks, R. C., R. W. McDiarmid, A. L. Gardner, and W. C. Starnes. 2003. Checklist of Vertebrates of the United States, the U.S. Territories, and Canada
• Banks, R. C., R. W. McDiarmid, A. L. Gardner, and W. C. Starnes. 2003. Checklist of Vertebrates of the United States, the U.S. Territories, and Canada
• Banks, R. C., R. W. McDiarmid, and A. L. Gardner. 1987. Checklist of Vertebrates of the United States, the U.S. Territories, and Canada. Resource Publication, no. 166
• Banks, R. C., R. W. McDiarmid, and A. L. Gardner. 1987. Checklist of Vertebrates of the United States, the U.S. Territories, and Canada. Resource Publication, no. 166. 79
• Bernhard Grzimek (1990) Grzimek's Encyclopedia of Mammals. McGraw-Hill: New York.
• Berta, A.; Churchill, M. (2012). Odobenus rosmarus (Linnaeus, 1758). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=137077 on 2013-03-02
• C. Linnaeus. 1758. Systema Naturae per Regna Tria Naturae, secundum Classes, Ordines, Genera, Species, cum Characteribus, Differentiis, Synonymis, Locis. Tomus I. Laurentii Salvii, Holmiae (Stockholm)
• Corbet, G.B. & Southern, H.N., (1977). The handbook of British Mammals. 2nd edition. Blackwell Scientific Publications, Oxford & London.
• Evans, P.G.H. & Raga, J. A. (ed.), (2001). Marine mammals: biology and conservation New York: Kluwer Academic / Plenum Publishers
• Foy, Sally; Oxford Scientific Films. 1982. The Grand Design: Form and Colour in Animals. Lingfield, Surrey, U.K.: BLA Publishing Limited for J.M.Dent & Sons Ltd, Aldine House, London. 238 p.
• Gruber et al. (2002) Atherosclerosis with multifocal myocardial infarction in a Pacific walrus (Odobenus rosmarus divergens Illiger). J Zoo Wildl Med, 33:139-144.
• Guiry, M.D. & Guiry, G.M. (2011). Species.ie version 1.0 World-wide electronic publication, National University of Ireland, Galway (version of 15 March 2010).
• Hewer, H.R. (1974). British Seals. London : Collins
• Howson, C.M. & Picton, B.E. (ed.), (1997). The species directory of the marine fauna and flora of the British Isles and surrounding seas. Belfast: Ulster Museum. [Ulster Museum publication, no. 276.]
• Jan Haelters
• Jefferson, T. A., S. Leatherwood, and M. A. Webber. 1993. Marine Mammals of the World. Food and Agriculture Organization of the United Nations, Rome.
• Kinze, C. C., (2002). Photographic Guide to the Marine Mammals of the North Atlantic. Oxford: Oxford University Press.
• Lawlor, T. E. 1979. Handbook to the Orders and Families of Living Mammals. Mad River Press, Eureka, California.
• M. J. Dunbar, Arctic and subarctic marine ecology: immediate problems, Arctic 7:213-228, from p. 223 (1954).
• MEDIN (2011). UK checklist of marine species derived from the applications Marine Recorder and UNICORN, version 1.0.  
• Myers, P., R. Espinosa, C. S. Parr, T. Jones, G. S. Hammond, and T. A. Dewey. 2006. The Animal Diversity Web (online). Accessed February 16, 2011 at http://animaldiversity.org. http://www.animaldiversity.org
• NBN (National Biodiversity Network), (2002). National Biodiversity Network gateway. http://www.searchnbn.net, 2008-10-31 00:00:00
• North-West Atlantic Ocean species (NWARMS)
• Nowak, R. M. 1991. Walker's Mammals of the World. Fifth Edition. Johns Hopkins University Press, Baltimore.
• Nowak, R.M., (2003). Walker's Marine Mammals of the World. Baltimore: John Hopkins University Press.
• Original description: Linnaeus, C., 1758.  Systema Naturae per regna tria naturae, secundum classis, ordines, genera, species cum characteribus, differentiis, synonymis, locis. p. 38. Tenth Edition, Vol. 1. Laurentii Salvii, Stockholm, 824 pp.
• Orrell T. (custodian) (2013). ITIS Global: The Integrated Taxonomic Information System (version Sept 12). In: Species 2000 & ITIS Catalogue of Life, 11th March 2013 (Roskov Y., Kunze T., Paglinawan L., Orrell T., Nicolson D., Culham A., Bailly N., Kirk P., Bourgoin T., Baillargeon G., Hernandez F., De Wever A., eds). Digital resource at www.catalogueoflife.org/col/. Species 2000: Reading, UK.
• Parker, S. P. ed. 1990. Grzimek's Encyclopedia of Mammals. McGraw-Hill Publishing Company, New York.
• Ramos, M. (ed.). 2010. IBERFAUNA. The Iberian Fauna Databank
• Rice, Dale W. 1998. Marine Mammals of the World: Systematics and Distribution. Special Publications of the Society for Marine Mammals, no. 4
• Rice, Dale W. 1998. Marine Mammals of the World: Systematics and Distribution. Special Publications of the Society for Marine Mammals, no. 4. ix + 231
• Richard Weigl (2005) Longevity of Mammals in Captivity; from the Living Collections of the World. Kleine Senckenberg-Reihe 48: Stuttgart.
• Shetland Sea Mammal Group (2008). Vagrant Seals in Shetland. www.nature-shetland.co.uk/seamammal/rareseals.htm, 2008-03-13 00:00:00
• Sjare, B., and I. Stirling. 1996. The breeding behavior of the Atlantic walruses, Odobenus rosmarus rosmarus, in the Canadian High Arctic. Canadian Journal of Zoology 74: 897-911.
• UNESCO-IOC Register of Marine Organisms
• Wilson, Don E., and DeeAnn M. Reeder, eds. 1992. Mammal Species of the World: A Taxonomic and Geographic Reference, 2nd ed., 3rd printing
• Wilson, Don E., and DeeAnn M. Reeder, eds. 1993. Mammal Species of the World: A Taxonomic and Geographic Reference, 2nd ed., 3rd printing. xviii + 1207
• Wilson, Don E., and DeeAnn M. Reeder, eds. 2005. Mammal Species of the World: A Taxonomic and Geographic Reference, 3rd ed., vols. 1 & 2
• Wilson, Don E., and DeeAnn M. Reeder, eds. 2005. Mammal Species of the World: A Taxonomic and Geographic Reference, 3rd ed., vols. 1 & 2. 2142
• Wilson, Don E., and F. Russell Cole. 2000. Common Names of Mammals of the World
• Wilson, Don E., and F. Russell Cole. 2000. Common Names of Mammals of the World. xiv + 204
• van der Land, J. (2001). Tetrapoda, in: Costello, M.J. et al. (Ed.) (2001). European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels, 50: pp. 375-376