Source citation: Nearshore foob web manually extracted from Supplementary Data S1 in Dunne, J. A., Maschner, H., Betts, M. W., Huntly, N., Russell, R., Williams, R. J., & Wood, S. A. (2016). The roles and impacts of human hunter-gatherers in North Pacific marine food webs. Scientific Reports, 6, 21179. doi:10.1038/srep21179
Reference citation: Dehn, L., G.G. Sheffield, E.H. Follmann, L.K. Duffy, D.L. Thomas and T.M. O'Hara. 2007. Feeding ecology of phocid seals and some walrus in the Alaskan and Canadian Arctic as determined by stomach contents and stable isotope analysis. Polar Biol. 30:167-181.
Source citation: Palomares, M.L.D. and D. Pauly. Editors. 2018. SeaLifeBase. World Wide Web electronic publication. www.sealifebase.org, version (10/2018).