| Authors(s) | Prime J.H. and Hammond P.S. |
| Year | 1987 |
| Title | Quantitative assessment of gray seal diet from fecal analysis. A.C. Huntley, D.P. Costa, G.A.J. Worthy and M.A. Castellini (Eds): Approaches to Marine Mammal Energetics. Soc. for Marine Mammalogy Special Publ. No. 1: 165-181 |