K. B. Beckmen, L. K. Duffy, K. W. Pitcher, and K. Mcdermott, Fecal porphyrins in freeranging Steller Sea Lions (Eumetopias jubatus) as a potential biomarker of health, The Chemist, vol.6, issue.9, 2002.

A. Berta and J. L. Sumich, Marine mammals evolutionnary ecology Academic press, 1999.

S. Casini, M. C. Fossi, C. Leonzio, and A. Renzoni, Review: porphyrins as biomarkers for hazard assessment of bird populations: Destructive and non-destructive use, Ecotoxicology, vol.12, issue.1/4, pp.297-305, 2003.
DOI : 10.1023/A:1022519214505

J. W. Conroy, The threat of oil contamination on Eurasian otter (Lutra lutra) populations and the need for a pan-european contingency plan for their rehabilitation, Proceedings of the 2 nd Int. Otter Conference, pp.1-5, 2003.

J. W. Conroy, H. Kruuk, and A. J. Hall, The effects of the Braer oil spill on otters and seals on Shetland The impact of an oil spill in turbulent waters: the Braer. The Stationary Office, 1997.

J. P. Croxall, Antarctic Seals, Diet, pp.268-290, 1993.

D. Silva and R. P. , Age related mortality of common dolphin (Delphinus delphis) in Portuguese gillnet fisheries, Eur. Res. Cetaceans, vol.10, pp.25-28, 1996.

K. J. Frost, C. A. Manen, and T. L. Wade, Petroleum hydrocarbons in tissues of harbour seals from PrinceWilliams Sound and the Gulf of Alaska, Marine Mammals and the Exxon Valdes, pp.331-358, 1994.

J. R. Geraci and T. D. Williams, Sea mammals and oil: Confronting the risks, pp.199-207, 1990.

M. Goujon, Captures accidentelles du filet maillant dérivant et dynamique des populations de dauphins au large du golfe de Gascogne, Thèse de Doctorat, ENSAR, 1996.

P. S. Hammond, P. Berggren, H. Benke, D. L. Borchers, A. Collet et al., Abundance of harbour porpoise and other cetaceans in the North Sea and adjacent waters, Journal of Applied Ecology, vol.52, issue.244, pp.361-376, 2002.
DOI : 10.1046/j.1365-2664.2002.00713.x

T. Kuiken and M. García-hartmann, Proceedings of the first European Cetacean Society workshop on cetacean pathology: dissection techniques and tissue sampling, ECS Newsletter, vol.17, pp.13-14, 1991.

L. Lafontaine, La loutre en Bretagne : répartition par zones hydrographiques Inventaire 1986-90, La loutre et la route. Réseau SOS-Loutres, 1991.

L. Lafontaine and S. Hassani, Impact de la marée noire de l'Erika sur les mammifères marins non pélagiques (phoques gris et loutres d'Europe) Rapport final, 2003.

T. R. Loughlin, Tissue Hydrocarbon Levels and the Number of Cetaceans Found Dead after the Spill, Marine mammals and the Exxon Valdez, pp.359-370, 1994.
DOI : 10.1016/B978-0-12-456160-1.50027-8

E. A. Mackey, R. Demilralp, P. R. Becker, R. R. Greenberg, B. J. Koster et al., Trace element concentrations in cetacean liver tissues archived in the National Marine Mammal Tissue Bank, Science of The Total Environment, vol.175, issue.1, pp.25-41, 1995.
DOI : 10.1016/0048-9697(95)04822-7

L. Mercier, Régime alimentaire de la loutre sur l'île de Noirmoutier (France) Mémoire de DESS, 2001.

L. Meynier, Food and feeding ecology of the common dolphin, Delphinus delphis, in the neritic Bay of Biscay: Its intraspecific dietary variations and their bearings on food transfer modelling, MSc Report, 2004.

P. Miramand and S. W. Fowler, Bioaccumulation and transfer of vanadium in marine organisms, Vanadium in the Environnment. Part 1: Chemistry and Biochemistry, pp.167-197, 1998.

W. F. Perrin, A. C. Myrick, and . Jr, Age determination of toothed whales and sirenians. International Whaling Commission, 1980.

G. J. Pierce and P. R. Boyle, A review of methods for diet analysis in piscivorous marine mammals. Oceanogr, Mar. Biol. Ann. Rev, vol.29, pp.409-486, 1991.

D. Prieur and E. Hussenot, Mammifères marins échoués pendant la marée noire de l'Amoco Cadiz, Penn Ar Bed, vol.11, pp.361-364, 1978.

K. Ralls, R. L. Brownell, and J. Ballo, Differencial mortality by sex and age in mammals with specific reference to the sperm whale, Rep. Int. Whal. Commn, spec. issue, vol.2, issue.18, pp.233-243, 1980.

P. J. Reinjders, G. P. Donovan, A. Aguilar, and A. Bjorg, Report of the Workshop on Chemical Pollution and Cetaceans, J. Cetacean Res. Manage, 1999.

R. J. Rommel and S. A. , Biology of Marine Mammals, 1999.

V. Ridoux, The diets and dietary segregation of seabirds at the subantarctic Crozet Islands, Mar. Ornithol, vol.22, pp.1-192, 1994.

V. Ridoux, P. Bustamante, F. Caurant, W. Dabin, C. Delcroix et al., Impact de la marée noire de l'Erika sur les cétacés du golfe de Gascogne, 2003.

S. Aubin and D. J. , Physiologic and toxic effects on pinnipeds, Sea Mammals and Oil: Confronting the Risks, pp.103-123, 1990.

C. Taylor, L. K. Duffy, R. T. Bowyer, and G. M. Blundell, Profiles of Fecal Porphyrins in River Otters Following the Exxon Valdez Oil Spill, Marine Pollution Bulletin, vol.40, issue.12, pp.1132-1138, 2000.
DOI : 10.1016/S0025-326X(00)00073-4

C. Vincent, V. Ridoux, M. A. Fedak, and S. Hassani, Mark-recapture and satellite tracking of rehabilitated juvenile grey seals (Halichoerus grypus): dispersal and potentiel effects on wild populations, Aquat. Mamm, vol.28, pp.121-130, 2002.

O. Van-canneyt, W. Dabin, F. Démaret, and V. Ridoux, Multiple stranding, mass stranding and the possible social basis for common dolphin by-catch selectivity, Eur. Res. Cetaceans, 2003.