D. H. Adams, Total mercury levels in tunas from offshore waters of the Florida Atlantic coast, Mar. Pollut. Bull, vol.49, pp.659-663, 2004.

V. Allain, J. A. Kerandel, S. Andréfouët, F. Magron, M. Clark et al., Enhanced seamount location database for the western and central Pacific Ocean: Screening and cross-checking of 20 existing datasets, Deep Sea Res. Part Oceanogr. Res. Pap, vol.55, pp.1035-1047, 2008.

M. A. Altabet, Isotopic Tracers of the Marine Nitrogen Cycle: Present and Past, pp.251-293, 2006.

M. A. Altabet, Nitrogen isotopic evidence for micronutrient control of fractional NO utilization in the. Limnol Ocean, vol.46, pp.368-380, 2001.

M. A. Altabet, Variations in nitrogen isotopic composition between sinking and suspended particles: implications for nitrogen cycling and particle transformation in the open ocean, Deep Sea Res. Part Oceanogr. Res. Pap, vol.35, pp.535-554, 1988.

H. Amlund, A. K. Lundebye, and M. H. Berntssen, Accumulation and elimination of methylmercury in Atlantic cod (Gadus morhua L.) following dietary exposure, Aquat. Toxicol, vol.83, pp.323-330, 2007.

J. L. Andersen and M. H. Depledge, A survey of total mercury and methylmercury in edible fish and invertebrates from Azorean waters, Mar. Environ. Res, vol.44, pp.331-350, 1997.

V. Andersen and J. Sardou, The diel migrations and vertical distributions of zooplankton and micronekton in the Northwestern Mediterranean Sea. 1. Euphausiids, mysids, decapods and fishes, J. Plankton Res, vol.14, pp.1129-1154, 1992.

C. V. Araújo and L. A. Cedeño-macias, Heavy metals in yellowfin tuna (Thunnus albacares) and common dolphinfish (Coryphaena hippurus) landed on the Ecuadorian coast, Sci. Total Environ, vol.541, pp.149-154, 2016.

L. Atwell, K. A. Hobson, and H. E. Welch, Biomagnification and bioaccumulation of mercury in an arctic marine food web: insights from stable nitrogen isotope analysis, Can. J. Fish. Aquat. Sci, vol.55, pp.1114-1121, 1998.

M. E. Baird, P. G. Timko, J. H. Middleton, T. J. Mullaney, D. R. Cox et al., Biological properties across the Tasman Front off southeast Australia, Deep Sea Res. Part Oceanogr. Res. Pap, vol.55, pp.1438-1455, 2008.

J. K. Baum and B. Worm, Cascading top-down effects of changing oceanic predator abundances, J. Anim. Ecol, vol.78, pp.699-714, 2009.

M. J. Behrenfeld and P. G. Falkowski, Photosynthetic rates derived from satellite-based chlorophyll concentration, Limnol. Oceanogr, vol.42, pp.1-20, 1997.

J. D. Bell, T. J. Adams, J. E. Johnson, A. J. Hobday, and A. Sen-gupta, Pacific communities, fisheries, aquaculture and climate change: An introduction, in: Vulnerability of Tropical Pacific Fisheries and Aquaculture to Climate Change. SPC FAME Digital Library, pp.1-47, 2011.

J. D. Bell, V. Allain, E. H. Allison, S. Andréfouët, N. L. Andrew et al., Diversifying the use of tuna to improve food security and public health in Pacific Island countries and territories, Policy, vol.51, pp.584-591, 2015.

J. M. Benoit, C. C. Gilmour, and R. P. Mason, The influence of sulfide on solid-phase mercury bioavailability for methylation by pure cultures of Desulfobulbus propionicus (1pr3), Environ. Sci. Technol, vol.35, pp.127-132, 2001.

K. J. Benoit-bird, W. W. Au, and D. W. Wisdoma, Nocturnal light and lunar cycle effects on diel migration of micronekton, Limnol. Oceanogr, vol.54, pp.1789-1800, 2009.

B. A. Bergquist and J. D. Blum, Mass-Dependent and -Independent Fractionation of Hg Isotopes by Photoreduction in Aquatic Systems, Science, vol.318, pp.417-420, 2007.

A. Bertrand, E. Josse, P. Bach, P. Gros, and L. Dagorn, Hydrological and trophic characteristics of tuna habitat: consequences on tuna distribution and longline catchability, Can. J. Fish. Aquat. Sci, vol.59, pp.1002-1013, 2002.

V. Besada, J. J. González, F. B. Schultze, S. L. Teo, A. Walli et al., Concentraciones de mercurio, cadmio, plomo, arsénico, cobre y zinc en atún blanco, rabil y patudo procedentes del Océano Atlántico. Cienc, Nature, vol.434, pp.1121-1127, 2005.

N. Bloom and W. F. Fitzgerald, Determination of volatile mercury species at the picogram level by low-temperature gas chromatography with cold-vapour atomic fluorescence detection, Anal. Chim. Acta, vol.208, pp.151-161, 1988.

N. S. Bloom, On the chemical form of mercury in edible fish and marine invertebrate tissue, Can. J. Fish. Aquat. Sci, vol.49, pp.1010-1017, 1992.

J. D. Blum, B. N. Popp, J. C. Drazen, C. Choy, and M. W. Johnson, Methylmercury production below the mixed layer in the North Pacific Ocean, Nat. Geosci, vol.6, pp.879-884, 2013.

J. D. Blum, L. S. Sherman, and M. W. Johnson, Mercury Isotopes in Earth and Environmental Sciences, Annu. Rev. Earth Planet. Sci, vol.42, pp.249-269, 2014.

S. Bonnet, I. C. Biegala, P. Dutrieux, L. O. Slemons, and D. G. Capone, Nitrogen fixation in the western equatorial Pacific: Rates, diazotrophic cyanobacterial size class distribution, and biogeochemical significance, Glob. Biogeochem. Cycles, vol.23, 2009.
URL : https://hal.archives-ouvertes.fr/hal-01829155

L. Bopp, L. Resplandy, J. C. Orr, S. C. Doney, J. P. Dunne et al., Multiple stressors of ocean ecosystems in the 21st century: projections with CMIP5 models, Biogeosciences, vol.10, pp.6225-6245, 2013.

K. L. Bowman, C. R. Hammerschmidt, C. H. Lamborg, G. J. Swarr, and A. M. Agather, Distribution of mercury species across a zonal section of the eastern tropical South Pacific Ocean, Mar. Chem, vol.186, pp.156-166, 2016.

C. J. Bradley, D. J. Madigan, B. A. Block, and B. N. Popp, Amino Acid Isotope Incorporation and Enrichment Factors in Pacific Bluefin Tuna, Thunnus orientalis, PLoS ONE, vol.9, 2014.

R. W. Brill, A review of temperature and oxygen tolerance studies of tunas pertinent to fisheries oceanography, movement models and stock assessments, Fish. Oceanogr, vol.3, pp.204-216, 1994.

R. W. Brill, K. A. Bigelow, M. K. Musyl, K. A. Fritsches, and E. J. Warrant, Bigeye tuna (Thunnus obesus) behavior and physiology and their relevance to stock assessments and fishery biology, Col Vol Sci Pap ICCAT, vol.57, pp.142-161, 2005.

R. W. Brill, B. A. Block, C. H. Boggs, K. A. Bigelow, E. V. Freund et al., Horizontal movements and depth distribution of large adult yellowfin tuna (Thunnus albacares) near the Hawaiian Islands, recorded using ultrasonic telemetry: implications for the physiological ecology of pelagic fishes, Mar. Biol, vol.133, pp.395-408, 1999.

A. Buchheister and R. J. Latour, Turnover and fractionation of carbon and nitrogen stable isotopes in tissues of a migratory coastal predator, summer flounder (Paralichthys dentatus), Can. J. Fish. Aquat. Sci, vol.67, pp.445-461, 2010.

S. Burghart, T. Hopkins, and J. Torres, Partitioning of food resources in bathypelagic micronekton in the eastern Gulf of Mexico, Mar. Ecol. Prog. Ser, vol.399, pp.131-140, 2010.

G. Cabana and J. B. Rasmussen, Modelling food chain structure and contaminant bioaccumulation using stable nitrogen isotopes, Nature, vol.372, pp.255-257, 1994.

Y. Cai, J. R. Rooker, G. A. Gill, and J. P. Turner, Bioaccumulation of mercury in pelagic fishes from the northern Gulf of Mexico, Can. J. Fish. Aquat. Sci, vol.64, pp.458-469, 2007.

L. Campbell, E. J. Carpenter, J. P. Montoya, A. B. Kustka, and D. G. Capone, Picoplankton community structure within and outside a Trichodesmium bloom in the southwestern Pacific Ocean, Vie Milieu, vol.55, pp.185-195, 2005.

A. Carravieri, Y. Cherel, P. Blévin, M. Brault-favrou, O. Chastel et al., Mercury exposure in a large subantarctic avian community, Environ. Pollut, vol.190, pp.51-57, 2014.
URL : https://hal.archives-ouvertes.fr/hal-00978913

E. Castella, H. Adalsteinsson, J. E. Brittain, G. M. Gislason, A. Lehmann et al., Macrobenthic invertebrate richness and composition along a latitudinal gradient of European glacier-fed streams, Freshw. Biol, vol.46, pp.1811-1831, 2001.

S. Caut, E. Angulo, and F. Courchamp, Variation in discrimination factors (? 15 N and ? 13 C): the effect of diet isotopic values and applications for diet reconstruction, J. Appl. Ecol, vol.46, pp.443-453, 2009.

V. Celo, D. R. Lean, and S. L. Scott, Abiotic methylation of mercury in the aquatic environment, Sci. Total Environ, vol.368, pp.126-137, 2006.

F. P. Chavez, K. R. Buck, and R. T. Barber, Phytoplankton taxa in relation to primary production in the equatorial Pacific, Deep Sea Res. Part Oceanogr. Res. Pap, vol.37, pp.1733-1752, 1990.

C. Y. Chen, C. C. Lai, K. S. Chen, C. C. Hsu, C. C. Hung et al., Total and organic mercury concentrations in the muscles of Pacific albacore (Thunnus alalunga) and bigeye tuna (Thunnus obesus), Mar. Pollut. Bull, vol.85, pp.606-612, 2014.

M. H. Chen, C. Y. Chen, S. K. Chang, S. W. Huang, Y. Chikaraishi et al., Determination of aquatic food-web structure based on compound-specific nitrogen isotopic composition of amino acids, Limnol. Oceanogr. Methods, vol.7, pp.740-750, 2007.

C. A. Choy, P. C. Davison, J. C. Drazen, A. Flynn, E. J. Gier et al., Global Trophic Position Comparison of Two Dominant Mesopelagic Fish Families (Myctophidae, Stomiidae) Using Amino Acid Nitrogen Isotopic Analyses, PLoS ONE, vol.7, p.50133, 2012.

C. A. Choy, B. N. Popp, C. C. Hannides, and J. C. Drazen, Trophic structure and food resources of epipelagic and mesopelagic fishes in the North Pacific Subtropical Gyre ecosystem inferred from nitrogen isotopic compositions: Trophic structure of pelagic fishes, Limnol. Oceanogr, vol.60, pp.1156-1171, 2015.

C. A. Choy, B. N. Popp, J. J. Kaneko, and J. C. Drazen, The influence of depth on mercury levels in pelagic fishes and their prey, Proc. Natl. Acad. Sci, vol.106, pp.13865-13869, 2009.

K. H. Coale, K. S. Johnson, S. E. Fitzwater, R. M. Gordon, S. Tanner et al., A massive phytoplankton bloom induced by an ecosystem-scale iron fertilization experiment in the equatorial Pacific Ocean, Nature, vol.383, pp.495-501, 1996.

G. C. Compeau and R. Bartha, Sulfate-reducing bacteria: principal methylators of mercury in anoxic estuarine sediment, Appl. Environ. Microbiol, vol.50, pp.498-502, 1985.

D. Cossa, M. Harmelin-vivien, C. Mellon-duval, V. Loizeau, B. Averty et al., Influences of Bioavailability, Trophic Position, and Growth on Methylmercury in Hakes ( Merluccius merluccius ) from Northwestern Mediterranean and Northeastern Atlantic, Environ. Sci. Technol, vol.46, pp.4885-4893, 2012.

D. Cossa, L. E. Heimbürger, D. Lannuzel, S. R. Rintoul, E. C. Butler et al., Mercury in the Southern Ocean, Geochim. Cosmochim. Acta, vol.75, pp.4037-4052, 2011.
URL : https://hal.archives-ouvertes.fr/hal-02163122

M. Costa and P. S. Liss, Photoreduction of mercury in sea water and its possible implications for Hg 0 air-sea fluxes, Mar. Chem, vol.68, pp.87-95, 1999.

P. Cresson, M. C. Fabri, M. Bouchoucha, C. Brach-papa, F. Chavanon et al., Mercury in organisms from the Northwestern Mediterranean slope: Importance of food sources, Sci. Total Environ, pp.229-238, 2014.

L. Dagorn, K. N. Holland, J. P. Hallier, M. Taquet, G. Moreno et al., Deep diving behavior observed in yellowfin tuna (Thunnus albacares), Aquat. Living Resour, vol.19, pp.85-88, 2006.

M. J. Deniro and S. Epstein, Influence of diet on the distribution of nitrogen isotopes in animals, Geochim. Cosmochim. Acta, vol.45, pp.341-351, 1981.

M. J. Deniro, S. Epstein, C. Deutsch, N. Gruber, R. M. Key et al., You are what you eat (plus a few?): the carbon isotope cycle in food chains, Glob. Biogeochem. Cycles, vol.6, pp.483-506, 1976.

J. E. Dore, J. R. Brum, L. M. Tupas, and D. M. Karl, Seasonal and interannual variability in sources of nitrogen supporting export in the oligotrophic subtropical North Pacific Ocean, Limnol. Oceanogr, vol.47, pp.1595-1607, 2002.

P. E. Drevnick, C. H. Lamborg, and M. J. Horgan, Increase in mercury in Pacific yellowfin tuna: Mercury in yellowfin tuna, Environ. Toxicol. Chem, vol.34, pp.931-934, 2015.

L. M. Duffy, P. Kuhnert, H. R. Pethybridge, J. W. Young, R. J. Olson et al., Global trophic ecology of yellowfin, bigeye and albacore tunas: understanding tuna predation on micronekton communities at ocean-basin scales, Deep Sea Res. Part II Top. Stud. Oceanogr. Accepted with minor revision, 2017.

S. Ekino, M. Susa, T. Ninomiya, K. Imamura, and T. Kitamura, Minamata disease revisited: An update on the acute and chronic manifestations of methyl mercury poisoning, J. Neurol. Sci, vol.262, pp.131-144, 2007.

T. Endo, O. Kimura, Y. Fujii, and K. Haraguchi, Relationship between mercury, organochlorine compounds and stable isotope ratios of carbon and nitrogen in yellowfin tuna (Thunnus albacares) taken from different regions of the Pacific and Indian Oceans, Ecol. Indic, vol.69, pp.340-347, 2016.

J. A. Estes, J. Terborgh, J. S. Brashares, M. E. Power, J. Berger et al., Trophic Downgrading of Planet Earth, Science, vol.333, pp.301-306, 2011.

J. A. Estrada, A. N. Rice, L. J. Natanson, and G. B. Skomal, Use of isotopic analysis of vertebrae in reconstructing ontogenetic feeding ecology in white sharks, Ecology, vol.87, pp.829-834, 2006.

N. Estrade, J. Carignan, J. E. Sonke, and O. F. Donard, Mercury isotope fractionation during liquid-vapor evaporation experiments, Geochim. Cosmochim. Acta, vol.73, pp.2693-2711, 2009.
URL : https://hal.archives-ouvertes.fr/hal-01590311

K. Evans, A. Langley, N. P. Clear, P. Williams, T. Patterson et al., Behaviour and habitat preferences of bigeye tuna (Thunnus obesus) and their influence on longline fishery catches in the western Coral Sea, Can. J. Fish. Aquat. Sci, vol.65, pp.2427-2443, 2008.

B. E. Ferriss and T. E. Essington, Does trophic structure dictate mercury concentrations in top predators? A comparative analysis of pelagic food webs in the Pacific Ocean, Ecol. Model, vol.278, pp.18-28, 2014.

B. E. Ferriss and T. E. Essington, Regional patterns in mercury and selenium concentrations of yellowfin tuna (Thunnus albacares) and bigeye tuna (Thunnus obesus) in the Pacific Ocean, Can. J. Fish. Aquat. Sci, vol.68, pp.2046-2056, 2011.

J. A. Fisher, D. J. Jacob, A. L. Soerensen, H. M. Amos, A. Steffen et al., Riverine source of Arctic Ocean mercury inferred from atmospheric observations, Nat. Geosci, vol.5, pp.499-504, 2012.

W. F. Fitzgerald, D. R. Engstrom, R. P. Mason, and E. A. Nater, The case for atmospheric mercury contamination in remote areas, Environ. Sci. Technol, vol.32, pp.1-7, 1998.

W. F. Fitzgerald, C. H. Lamborg, and C. R. Hammerschmidt, Marine Biogeochemical Cycling of Mercury, Chem. Rev, vol.107, pp.641-662, 2007.

A. Fonteneau and J. P. Hallier, Fifty years of dart tag recoveries for tropical tuna: A global comparison of results for the western Pacific, eastern Pacific, Atlantic, and Indian Oceans, Fish. Res, vol.163, pp.7-22, 2015.

B. Fry, Stable isotope ecology, 2006.

D. W. Fuller, K. M. Schaefer, J. Hampton, S. Caillot, B. M. Leroy et al., Vertical movements, behavior, and habitat of bigeye tuna (Thunnus obesus) in the equatorial central Pacific Ocean, Fish. Res, vol.172, pp.57-70, 2015.

B. Gallardo, S. Gascón, M. González-sanchís, A. Cabezas, and F. A. Comín, Modelling the response of floodplain aquatic assemblages across the lateral hydrological connectivity gradient, Mar. Freshw. Res, vol.60, p.924, 2009.

A. Ganachaud, A. Sen-gupta, J. N. Brown, K. Evans, C. Maes et al., Projected changes in the tropical Pacific Ocean of importance to tuna fisheries, Clim. Change, vol.119, pp.163-179, 2013.
URL : https://hal.archives-ouvertes.fr/hal-00757642

N. Gantner, H. Hintelmann, W. Zheng, and D. C. Muir, Variations in stable isotope fractionation of Hg in food webs of Arctic lakes, Environ. Sci. Technol, vol.43, pp.9148-9154, 2009.

H. E. Garcia, R. A. Locarnini, T. P. Boyer, J. I. Antonov, A. V. Mishonov et al., Dissolved Oxygen, Apparent Oxygen Utilization, and Oxygen Saturation, NOAA Atlas NESDIS, vol.3, p.27, 2013.

T. F. Gaston and I. M. Suthers, Spatial variation in ? 13 C and ? 15 N of liver, muscle and bone in a rocky reef planktivorous fish: the relative contribution of sewage, J. Exp. Mar. Biol. Ecol, vol.304, pp.17-33, 2004.

C. C. Gilmour, M. Podar, A. L. Bullock, A. M. Graham, S. D. Brown et al., Mercury Methylation by Novel Microorganisms from New Environments, Environ. Sci. Technol, vol.47, pp.11810-11820, 2013.

K. J. Gosnell and R. P. Mason, Mercury and methylmercury incidence and bioaccumulation in plankton from the central Pacific Ocean, Mar. Chem, vol.177, pp.772-780, 2015.

B. S. Graham, D. Grubbs, K. Holland, and B. N. Popp, A rapid ontogenetic shift in the diet of juvenile yellowfin tuna from Hawaii, Mar. Biol, vol.150, pp.647-658, 2006.

B. S. Graham, P. L. Koch, S. D. Newsome, K. W. Mcmahon, and D. Aurioles, Using isoscapes to trace the movements and foraging behavior of top predators in oceanic ecosystems, pp.299-318, 2010.

J. B. Graham and K. A. Dickson, Tuna comparative physiology, J. Exp. Biol, vol.207, pp.4015-4024, 2004.

J. Gunn and B. A. Block, Advances in acoustic, archival, and satellite tagging of tunas, Tuna: Physiology, Ecology and Evolution, pp.167-224, 2001.

B. D. Hall, R. A. Bodaly, R. J. Fudge, J. W. Rudd, and D. M. Rosenberg, Food as the dominant pathway of methylmercury uptake by fish, Water. Air. Soil Pollut, vol.100, pp.13-24, 1997.

S. Hamelin, M. Amyot, T. Barkay, Y. Wang, and D. Planas, Methanogens: principal methylators of mercury in lake periphyton, Environ. Sci. Technol, vol.45, pp.7693-7700, 2011.

C. R. Hammerschmidt, C. H. Lamborg, and W. F. Fitzgerald, Aqueous phase methylation as a potential source of methylmercury in wet deposition, Atmos. Environ, vol.41, pp.1663-1668, 2007.

J. Hampton and J. Gunn, Exploitation and movements of yellowfin tuna (Thunnus albacares) and bigeye tuna (T. obesus) tagged in the north-western Coral Sea, Mar. Freshw. Res, vol.49, pp.475-489, 1998.

C. C. Hannides, B. N. Popp, M. R. Landry, and B. S. Graham, Quantification of zooplankton trophic position in the North Pacific Subtropical Gyre using stable nitrogen isotopes, Limnol. Oceanogr, vol.54, p.50, 2009.

C. C. Hannides, B. N. Popp, C. A. Choy, and J. C. Drazen, Midwater zooplankton and suspended particle dynamics in the North Pacific Subtropical Gyre: A stable isotope perspective, Limnol. Oceanogr, vol.58, pp.1931-1946, 2013.

M. Harmelin-vivien, D. Cossa, S. Crochet, D. B?naru, Y. Letourneur et al., Difference of mercury bioaccumulation in red mullets from the north-western Mediterranean and Black seas, Mar. Pollut. Bull, vol.58, pp.679-685, 2009.
URL : https://hal.archives-ouvertes.fr/hal-01833601

T. J. Hastie and R. J. Tibshirani, Generalyzed Additive Models, Monographs on Statistics and Applied Probability, 1990.

J. M. Hayes, K. H. Freeman, B. N. Popp, and C. H. Hoham, Compound-specific isotopic analyses: A novel tool for reconstruction of ancient biogeochemical processes, Org. Geochem, vol.16, pp.1115-1128, 1990.

G. Hays, A. Richardson, and C. Robinson, Climate change and marine plankton, Trends Ecol. Evol, vol.20, pp.337-344, 2005.

L. E. Heimbürger, D. Cossa, J. C. Marty, C. Migon, B. Averty et al., Methyl mercury distributions in relation to the presence of nano-and picophytoplankton in an oceanic water column (Ligurian Sea, Geochim. Cosmochim. Acta, vol.74, pp.5549-5559, 2010.

E. D. Hetherington, R. J. Olson, J. C. Drazen, C. E. Lennert-cody, L. T. Ballance et al., Spatial food-web structure in the eastern tropical Pacific Ocean based on compound-specific nitrogen isotope analysis of amino acids: Food web structure based on ? 15 N, Limnol. Oceanogr, 2016.

Y. Hisamichi, K. Haraguchi, and T. Endo, Levels of Mercury and Organochlorine Compounds and Stable Isotope Ratios in Three Tuna Species Taken from Different Regions of Japan, Environ. Sci. Technol, vol.44, pp.5971-5978, 2010.

A. J. Hobday, H. Arrizabalaga, K. Evans, S. Nicol, J. W. Young et al., Impacts of climate change on marine top predators: Advances and future challenges, Deep Sea Res. Part II Top. Stud. Oceanogr, vol.113, pp.1-8, 2015.

T. A. Hollweg, C. C. Gilmour, and R. P. Mason, Mercury and methylmercury cycling in sediments of the mid-Atlantic continental shelf and slope, Limnol. Oceanogr, vol.55, pp.2703-2722, 2010.

A. Houck and J. J. Cech, Effects of dietary methylmercury on juvenile Sacramento blackfish bioenergetics, Aquat. Toxicol, vol.69, pp.107-123, 2004.

P. Houssard, A. Lorrain, L. Tremblay-boyer, V. Allain, B. Graham et al., Tuna trophic position relates to foraging depth across the Western and Central Pacific Ocean, Prog. Oceanogr, vol.154, pp.49-63, 2017.

B. P. Hunt, V. Allain, C. E. Menkes, A. Lorrain, B. Graham et al., A coupled stable isotope-size spectrum approach to understanding pelagic food-web dynamics: A case study from the southwest sub-tropical Pacific, Deep Sea Res. Part II Top. Stud. Oceanogr, vol.113, pp.208-224, 2015.
URL : https://hal.archives-ouvertes.fr/hal-01139290

T. Järvenpää, M. Tillander, and J. K. Miettinen, Methylmercury: half-time of elimination in flounder, pike and eel, Suom. Kemistil, vol.43, pp.439-447, 1970.

T. Jarvenpaa, M. Tillander, and J. K. Miettinen, Methylmercury: half-time of elimination in flounder, pike and eel, SUO KEM B, vol.43, pp.439-447, 1970.

S. Jensen and A. Jernelöv, Biological methylation of mercury in aquatic organisms, Nature, vol.223, pp.753-754, 1969.

A. Jernelöv, H. Lann, and A. Jernelov, Mercury Accumulation in Food Chains, Oikos, vol.22, p.403, 1971.

B. Jinadasa, S. B. Ahmad, E. Edirisinghe, and I. Wicramasinghe, Mercury Content in Yellowfin Tuna (Thunnus albacares) and Swordfish (Xiphias gladius) and Estimation of Mercury Intake, J. Food Secur, vol.2, pp.23-26, 2014.

E. Josse, P. Bach, and L. Dagorn, Simultaneous observations of tuna movements and their prey by sonic tracking and acoustic surveys, Hydrobiologia, vol.371, pp.61-69, 1998.

J. J. Kaneko and N. V. Ralston, Selenium and Mercury in Pelagic Fish in the Central North Pacific Near Hawaii, Biol. Trace Elem. Res, vol.119, pp.242-254, 2007.

E. J. Kerin, C. C. Gilmour, E. Roden, M. T. Suzuki, J. D. Coates et al., Mercury Methylation by Dissimilatory Iron-Reducing Bacteria, Appl. Environ. Microbiol, vol.72, pp.7919-7921, 2006.

T. G. Kershaw, P. H. Dhahir, and T. W. Clarkson, The Relationship between Blood Levels and Dose of Methylmercury in Man, Arch. Environ. Health Int. J, vol.35, pp.28-36, 1980.

H. Kim, A. L. Soerensen, J. Hur, L. E. Heimburger, D. Hahm et al., Methylmercury mass budgets and distribution characteristics in the Western Pacific Ocean, Environ. Sci. Technol, 2016.
URL : https://hal.archives-ouvertes.fr/hal-01436161

J. Kojadinovic, M. Potier, M. Le-corre, R. P. Cosson, and P. Bustamante, Mercury content in commercial pelagic fish and its risk assessment in the Western Indian Ocean, Sci. Total Environ, vol.366, pp.688-700, 2006.
URL : https://hal.archives-ouvertes.fr/hal-00137366

A. M. Kraepiel, K. Keller, H. B. Chin, E. G. Malcolm, and F. M. Morel, Sources and Variations of Mercury in Tuna, Environ. Sci. Technol, vol.37, pp.5551-5558, 2003.

K. Kritee, J. D. Blum, M. W. Johnson, B. A. Bergquist, and T. Barkay, Mercury Stable Isotope Fractionation during Reduction of Hg(II) to Hg(0) by Mercury Resistant Microorganisms, Environ. Sci. Technol, vol.41, pp.1889-1895, 2007.

S. Y. Kwon, J. D. Blum, M. J. Carvan, N. Basu, J. A. Head et al., Absence of Fractionation of Mercury Isotopes during Trophic Transfer of Methylmercury to Freshwater Fish in Captivity, Environ. Sci. Technol, vol.46, pp.7527-7534, 2012.

S. Y. Kwon, J. D. Blum, M. A. Chirby, and E. J. Chesney, Application of mercury isotopes for tracing trophic transfer and internal distribution of mercury in marine fish feeding experiments: Application of mercury isotopes, Environ. Toxicol. Chem, vol.32, pp.2322-2330, 2013.

S. Y. Kwon, J. D. Blum, D. J. Madigan, B. A. Block, and B. N. Popp, Quantifying mercury isotope dynamics in captive Pacific bluefin tuna (Thunnus orientalis), Elem. Sci. Anthr, vol.4, p.88, 2016.

C. H. Lam, B. Galuardi, and M. E. Lutcavage, Movements and oceanographic associations of bigeye tuna (Thunnus obesus) in the Northwest Atlantic, Can. J. Fish. Aquat. Sci, vol.71, pp.1529-1543, 2014.

C. H. Lamborg, W. F. Fitzgerald, A. W. Damman, J. M. Benoit, P. H. Balcom et al., Modern and historic atmospheric mercury fluxes in both hemispheres: Global and regional mercury cycling implications, Glob. Biogeochem. Cycles, vol.16, 2002.

C. H. Lamborg, C. R. Hammerschmidt, K. L. Bowman, G. J. Swarr, K. M. Munson et al., A global ocean inventory of anthropogenic mercury based on water column measurements, Nature, vol.512, pp.65-68, 2014.
URL : https://hal.archives-ouvertes.fr/hal-02163104

C. H. Lamborg, K. L. Von-damm, W. F. Fitzgerald, C. R. Hammerschmidt, and R. Zierenberg, Mercury and monomethylmercury in fluids from Sea Cliff submarine hydrothermal field, Gorda Ridge, Geophys. Res. Lett, vol.33, 2006.

L. Borgne, R. Allain, V. Griffiths, S. P. Matear, R. J. Mckinnon et al., Vulnerability of Tropical Pacific Fisheries and Aquaculture to Climate Change. Secretariat of the Pacific Community, vol.4, pp.189-249, 2011.
URL : https://hal.archives-ouvertes.fr/hal-01010043

L. Borgne, R. Barber, R. T. Delcroix, T. Inoue, H. Y. Mackey et al., Pacific warm pool and divergence: temporal and zonal variations on the equator and their effects on the biological pump, Deep Sea Res. Part II Top. Stud. Oceanogr, vol.49, pp.2471-2512, 2002.

J. J. Leaner and R. P. Mason, Methylmercury uptake and distribution kinetics in sheepshead minnows, Cyprinodon variegatus, after exposure to CH3Hg-spiked food, Environ. Toxicol. Chem, vol.23, pp.2138-2146, 2004.

C. S. Lee and N. S. Fisher, Methylmercury uptake by diverse marine phytoplankton, Limnol. Oceanogr, vol.61, pp.1626-1639, 2016.

C. S. Lee, M. E. Lutcavage, E. Chandler, D. J. Madigan, R. M. Cerrato et al., Declining Mercury Concentrations in Bluefin Tuna Reflect Reduced Emissions to the North Atlantic Ocean, Environ. Sci. Technol, vol.50, 2016.

I. Lehnherr, . St, V. L. Louis, H. Hintelmann, and J. L. Kirk, Methylation of inorganic mercury in polar marine waters, Nat. Geosci, vol.4, pp.298-302, 2011.

B. Leroy, J. S. Phillips, S. Nicol, G. M. Pilling, S. Harley et al., A critique of the ecosystem impacts of drifting and anchored FADs use by purse-seine tuna fisheries in the Western and Central Pacific Ocean, Aquat. Living Resour, vol.26, pp.49-61, 2013.

S. Lindberg, R. Bullock, R. Ebinghaus, D. Engstrom, X. Feng et al., A synthesis of progress and uncertainties in attributing the sources of mercury in deposition, AMBIO J. Hum. Environ, vol.36, pp.19-33, 2007.

O. Lindqvist and H. Rodhe, Atmospheric mercury -a review, Tellus B, vol.37, pp.136-159, 1985.

W. L. Lockhart, J. F. Uthe, A. R. Kenney, and P. M. Mehrle, Methylmercury in northern pike (Esox lucius): distribution, elimination, and some biochemical characteristics of contaminated fish, J. Fish. Board Can, vol.29, pp.1519-1523, 1972.

A. R. Longhurst, M. A. Boston, A. Lorrain, B. S. Graham, B. N. Popp et al., Nitrogen isotopic baselines and implications for estimating foraging habitat and trophic position of yellowfin tuna in the Indian and Pacific Oceans, Deep Sea Res. Part II Top. Stud. Oceanogr, vol.113, pp.188-198, 2007.

J. L. Love, G. M. Rush, and H. Mcgrath, Total mercury and methylmercury levels in some New Zealand commercial marine fish species, Food Addit. Contam, vol.20, pp.37-43, 2003.

D. Madigan, W. Chiang, N. Wallsgrove, B. Popp, T. Kitagawa et al., Intrinsic tracers reveal recent foraging ecology of giant Pacific bluefin tuna at their primary spawning grounds, Mar. Ecol. Prog. Ser, vol.553, pp.253-266, 2016.

D. J. Madigan, Understanding Bluefin Migration Using Intrinsic Tracers in Tissues, Biol. Ecol. Bluefin Tuna, vol.211, 2015.

D. J. Madigan, S. Y. Litvin, B. N. Popp, A. B. Carlisle, C. J. Farwell et al., Tissue turnover rates and isotopic trophic discrimination factors in the endothermic teleost, Pacific Bluefin Tuna (Thunnus orientalis), PLoS ONE, vol.7, p.49220, 2012.

K. R. Mahaffey, R. P. Clickner, and C. C. Bodurow, Blood Organic Mercury and Dietary Mercury Intake: National Health and Nutrition Examination Survey, Environ. Health Perspect, vol.112, pp.562-570, 1999.

R. J. Marasco, D. Goodman, C. B. Grimes, P. W. Lawson, A. E. Punt et al., Ecosystem-based fisheries management: some practical suggestions, Can. J. Fish. Aquat. Sci, vol.64, pp.928-939, 2007.

J. Masbou, D. Point, G. Guillou, J. E. Sonke, B. Lebreton et al., Carbon Stable Isotope Analysis of Methylmercury Toxin in Biological Materials by Gas Chromatography Isotope Ratio Mass Spectrometry, Anal. Chem, vol.87, pp.11732-11738, 2015.
URL : https://hal.archives-ouvertes.fr/hal-01450034

J. Masbou, D. Point, and J. E. Sonke, Application of a selective extraction method for methylmercury compound specific stable isotope analysis (MeHg-CSIA) in biological materials, J. Anal. At. Spectrom, vol.28, p.1620, 2013.

J. Masbou, D. Point, J. E. Sonke, F. Frappart, V. Perrot et al., Hg Stable Isotope Time Trend in Ringed Seals Registers Decreasing Sea Ice Cover in the Alaskan Arctic, Environ. Sci. Technol, vol.49, pp.8977-8985, 2015.

R. P. Mason, Mercury emissions from natural processes and their importance in the global mercury cycle, pp.173-191, 2009.

R. P. Mason, A. L. Choi, W. F. Fitzgerald, C. R. Hammerschmidt, C. H. Lamborg et al., Mercury biogeochemical cycling in the ocean and policy implications, Environ. Res, vol.119, pp.101-117, 2012.

R. P. Mason and W. F. Fitzgerald, The distribution and biogeochemical cycling of mercury in the equatorial Pacific Ocean, Deep Sea Res. Part Oceanogr. Res. Pap, vol.40, pp.1897-1924, 1993.

R. P. Mason, W. F. Fitzgerald, and F. M. Morel, The biogeochemical cycling of elemental mercury: anthropogenic influences, Geochim. Cosmochim. Acta, vol.58, pp.3191-3198, 1994.

R. P. Mason, J. R. Reinfelder, and F. M. Morel, Uptake, toxicity, and trophic transfer of mercury in a coastal diatom, Environ. Sci. Technol, vol.30, pp.1835-1845, 1996.

R. P. Mason, J. R. Reinfelder, and F. M. Morel, Bioaccumulation of mercury and methylmercury, Mercury as a Global Pollutant, pp.915-921, 1995.

R. P. Mason and G. R. Sheu, Role of the ocean in the global mercury cycle, Glob. Biogeochem. Cycles, vol.16, 2002.

R. Mason and W. F. Fitzgerald, Alkylmercury species in the equatorial Pacific, Nature, vol.347, pp.457-459, 1990.

J. W. Mcclelland and J. P. Montoya, Trophic relationships and the nitrogen isotopic composition of amino acids in plankton, Ecology, vol.83, pp.2173-2180, 2002.

K. W. Mcmahon, L. L. Hamady, and S. R. Thorrold, A review of ecogeochemistry approaches to estimating movements of marine animals, Limnol. Oceanogr, vol.58, pp.697-714, 2013.

K. W. Mcmahon, L. L. Hamady, and S. R. Thorrold, Ocean ecogeochemistry: a review, Oceanogr. Mar. Biol. Annu. Rev, vol.51, pp.327-374, 2013.

F. Ménard, H. D. Benivary, N. Bodin, N. Coffineau, F. Le-loc'h et al., Stable isotope patterns in micronekton from the Mozambique Channel, Deep Sea Res. Part II Top. Stud. Oceanogr, vol.100, pp.153-163, 2014.

F. Ménard, C. Labrune, Y. J. Shin, A. S. Asine, and F. X. Bard, Opportunistic predation in tuna: a size-based approach, Mar. Ecol. Prog. Ser, vol.323, pp.223-231, 2006.

F. Ménard, A. Lorrain, M. Potier, and F. Marsac, Isotopic evidence of distinct feeding ecologies and movement patterns in two migratory predators (yellowfin tuna and swordfish) of the western Indian Ocean, Mar. Biol, vol.153, pp.141-152, 2007.

R. H. Michener, M. A. Malden, and T. W. Miller, Tissue-specific response of ?15N in adult Pacific herring (Clupea pallasi) following an isotopic shift in diet, Environ. Biol. Fishes, vol.76, pp.177-189, 2006.

M. Minagawa and E. Wada, Stepwise enrichment of 15 N along food chains: further evidence and the relation between ? 15 N and animal age, Geochim. Cosmochim. Acta, vol.48, pp.1135-1140, 1984.

P. H. Moisander, R. A. Beinart, I. Hewson, A. E. White, K. S. Johnson et al., Unicellular Cyanobacterial Distributions Broaden the Oceanic N2 Fixation Domain, Science, vol.327, pp.1512-1514, 2010.

M. Monperrus, E. Tessier, D. Amouroux, A. Leynaert, P. Huonnic et al., Mercury methylation, demethylation and reduction rates in coastal and marine surface waters of the Mediterranean Sea, Mar. Chem, vol.107, pp.49-63, 2007.
URL : https://hal.archives-ouvertes.fr/hal-01590330

L. R. Monteiro, V. Costa, R. W. Furness, and R. S. Santos, Mercury concentrations in prey fish indicate enhanced bioaccumulation in mesopelagic environments, Mar. Ecol. Prog. Ser, vol.141, pp.21-25, 1996.

T. Morato, S. D. Hoyle, V. Allain, and S. J. Nicol, Tuna longline fishing around West and Central Pacific seamounts, PloS One, vol.5, 2010.

F. M. Morel, A. M. Kraepiel, and M. Amyot, The chemical cycle and bioaccumulation of mercury, Annu. Rev. Ecol. Syst, pp.543-566, 1998.

M. T. Morrissey, R. Rasmussen, and T. Okada, Mercury Content in Pacific Troll-Caught Albacore Tuna (Thunnus alalunga), J. Aquat. Food Prod. Technol, vol.13, pp.41-52, 2005.

K. M. Munson, C. H. Lamborg, G. J. Swarr, and M. A. Saito, Mercury species concentrations and fluxes in the Central Tropical Pacific Ocean, Glob. Biogeochem. Cycles, vol.29, pp.656-676, 2015.

M. K. Musyl, R. W. Brill, C. H. Boggs, D. S. Curran, T. K. Kazama et al., Vertical movements of bigeye tuna (Thunnus obesus) associated with islands, buoys, and seamounts near the main Hawaiian Islands from archival tagging data, Fish. Oceanogr, vol.12, pp.152-169, 2003.

J. Navarro, M. Coll, C. J. Somes, and R. J. Olson, Trophic niche of squids: Insights from isotopic data in marine systems worldwide, Deep Sea Res. Part II Top. Stud. Oceanogr, vol.95, pp.93-102, 2013.

A. Nielsen, K. A. Bigelow, M. K. Musyl, and J. R. Sibert, Improving light-based geolocation by including sea surface temperature, Fish. Oceanogr, vol.15, pp.314-325, 2006.

A. Nielsen and J. R. Sibert, State-space model for light-based tracking of marine animals, Can. J. Fish. Aquat. Sci, vol.64, pp.1055-1068, 2007.

J. M. Nielsen, B. N. Popp, and M. Winder, Meta-analysis of amino acid stable nitrogen isotope ratios for estimating trophic position in marine organisms, Oecologia, vol.178, pp.631-642, 2015.

J. O. Nriagu, Mercury pollution from the past mining of gold and silver in the, Americas. Sci. Total Environ, vol.149, pp.167-181, 1994.

R. Olson, L. Duffy, P. Kuhnert, F. Galván-magaña, N. Bocanegra-castillo et al., Decadal diet shift in yellowfin tuna Thunnus albacares suggests broad-scale food web changes in the eastern tropical Pacific Ocean, Mar. Ecol. Prog. Ser, vol.497, pp.157-178, 2014.

R. J. Olson and C. H. Boggs, Apex predation by yellowfin tuna (Thunnus albacares): independent estimates from gastric evacuation and stomach contents, bioenergetics, and cesium concentrations, Can. J. Fish. Aquat. Sci, vol.43, pp.1760-1775, 1986.

R. J. Olson, B. N. Popp, B. S. Graham, G. A. López-ibarra, F. Galván-magaña et al., Food-web inferences of stable isotope spatial patterns in copepods and yellowfin tuna in the pelagic eastern Pacific Ocean, Prog. Oceanogr, vol.86, pp.124-138, 2010.

R. J. Olson, J. W. Young, F. Ménard, M. Potier, V. Allain et al., Bioenergetics, Trophic Ecology, and Niche Separation of Tunas, pp.199-344, 2016.
URL : https://hal.archives-ouvertes.fr/hal-01424429

A. Ordiano-flores, F. Galván-magaña, and R. Rosiles-martínez, Bioaccumulation of Mercury in Muscle Tissue of Yellowfin Tuna, Thunnus albacares, of the Eastern Pacific Ocean, Biol. Trace Elem. Res, vol.144, pp.606-620, 2011.

A. Ordiano-flores, R. Rosíles-martínez, and F. Galván-magaña, Biomagnification of mercury and its antagonistic interaction with selenium in yellowfin tuna Thunnus albacares in the trophic web of Baja California Sur, Mexico. Ecotoxicol. Environ. Saf, vol.86, pp.182-187, 2012.

C. M. O'reilly, R. E. Hecky, A. S. Cohen, and P. D. Plisnier, Interpreting stable isotopes in food webs: recognizing the role of time averaging at different trophic levels, Limnol. Oceanogr, vol.47, pp.306-309, 2002.

P. M. Outridge, R. W. Macdonald, F. Wang, G. A. Stern, and A. P. Dastoor, A mass balance inventory of mercury in the Arctic Ocean, Environ. Chem, vol.5, p.89, 2008.

E. G. Pacyna and J. M. Pacyna, Global emission of mercury from anthropogenic sources in 1995, Water. Air. Soil Pollut, vol.137, pp.149-165, 2002.

E. G. Pacyna, J. M. Pacyna, F. Steenhuisen, and S. Wilson, Global anthropogenic mercury emission inventory for, Atmos. Environ, vol.40, pp.4048-4063, 2000.

J. M. Parks, A. Johs, M. Podar, R. Bridou, R. A. Hurt et al., The genetic basis for bacterial mercury methylation, Science, vol.339, pp.1332-1335, 2013.

J. M. Parks, A. Johs, M. Podar, R. Bridou, R. A. Hurt et al., The genetic basis for bacterial mercury methylation, Science, vol.339, pp.1332-1335, 2013.

A. A. Pavlov and J. F. Kasting, Mass-independent fractionation of sulfur isotopes in Archean sediments: strong evidence for an anoxic Archean atmosphere, Astrobiology, vol.2, pp.27-41, 2002.

M. E. Perga and J. Grey, Laboratory measures of isotope discrimination factors: comments on Caut, Angulo &amp, 2010.
URL : https://hal.archives-ouvertes.fr/hal-02666505

. Courchamp, Comments on Caut, Angulo &amp, 2008.

P. C. Courchamp-;-x-pickhardt and N. S. Fisher, Accumulation of Inorganic and Methylmercury by Freshwater Phytoplankton in Two Contrasting Water Bodies, Environ. Sci. Technol, vol.47, pp.125-131, 2007.

P. C. Pickhardt, C. L. Folt, C. Y. Chen, B. Klaue, and J. D. Blum, Algal blooms reduce the uptake of toxic methylmercury in freshwater food webs, Proc. Natl. Acad. Sci, vol.99, pp.4419-4423, 2002.

N. Pirrone, S. Cinnirella, X. Feng, R. B. Finkelman, H. R. Friedli et al., Global mercury emissions to the atmosphere from anthropogenic and natural sources, Atmospheric Chem. Phys, vol.10, pp.5951-5964, 2010.

N. Pirrone, G. J. Keeler, and J. O. Nriagu, Regional differences in worldwide emissions of mercury to the atmosphere, Atmos. Environ, vol.30, pp.2981-2987, 1996.

M. Podar, C. C. Gilmour, C. C. Brandt, A. Soren, S. D. Brown et al., Global prevalence and distribution of genes and microorganisms involved in mercury methylation, Sci. Adv, vol.1, pp.1500675-1500675, 2015.

D. Point, J. E. Sonke, R. D. Day, D. G. Roseneau, K. A. Hobson et al., Methylmercury photodegradation influenced by sea-ice cover in Arctic marine ecosystems, Nat. Geosci, vol.4, pp.188-194, 2011.
URL : https://hal.archives-ouvertes.fr/hal-01590299

J. J. Polovina, E. A. Howell, and M. Abecassis, Ocean's least productive waters are expanding, Geophys. Res. Lett, vol.35, p.3618, 2008.

J. J. Polovina and P. A. Woodworth, Declines in phytoplankton cell size in the subtropical oceans estimated from satellite remotely-sensed temperature and chlorophyll, Deep Sea Res. Part II Top. Stud. Oceanogr, vol.77, pp.82-88, 1998.

B. N. Popp, B. S. Graham, R. J. Olson, C. C. Hannides, M. J. Lott et al., Insight into the trophic ecology of yellowfin tuna, Thunnus albacares, from compound-specific nitrogen isotope analysis of proteinaceous amino acids, Terr. Ecol, vol.1, pp.173-190, 2007.

D. M. Post, Using Stable Isotopes to Estimate Trophic Position: Models, Methods, and Assumptions, Ecology, vol.83, p.703, 2002.

M. Potier, F. Marsac, V. Lucas, R. Sabatié, J. P. Hallier et al., Feeding partitioning among tuna taken in surface and mid-water layers: the case of yellowfin (Thunnus albacares) and bigeye (T. obesus) in the western tropical Indian Ocean, West. Indian Ocean J. Mar. Sci, vol.3, pp.51-62, 2004.

. R-core-team, R: A language and environment for statistical computing. R Foundation for Statistical Computing, 2016.

P. A. Rafter, P. J. Difiore, and D. M. Sigman, Coupled nitrate nitrogen and oxygen isotopes and organic matter remineralization in the Southern and Pacific Oceans: Nitrate Isotopes and Remineralization, J. Geophys. Res. Oceans, vol.118, pp.4781-4794, 2013.

P. A. Rafter and D. M. Sigman, Spatial distribution and temporal variation of nitrate nitrogen and oxygen isotopes in the upper equatorial Pacific Ocean: Equatorial Pacific nitrate N and O isotopes, Limnol. Oceanogr, vol.61, pp.14-31, 2016.

P. Raimbault, N. Garcia, and F. Cerutti, Distribution of inorganic and organic nutrients in the South Pacific Ocean-evidence for long-term accumulation of organic matter in nitrogen-depleted waters, Biogeosciences, vol.5, pp.281-298, 2008.
URL : https://hal.archives-ouvertes.fr/hal-00330264

D. Ramon, K. Bailey, M. Ranchou-peyruse, M. Monperrus, R. Bridou et al., Overview of Mercury Methylation Capacities among Anaerobic Bacteria Including Representatives of the Sulphate-Reducers: Implications for Environmental Studies, Oceanogr. Lit. Rev, vol.7, pp.1-8, 1997.

R. W. Reynolds, N. A. Rayner, T. M. Smith, D. C. Stokes, and W. Wang, An improved in situ and satellite SST analysis for climate, J. Clim, vol.15, pp.1609-1625, 2002.

J. E. Richert, F. Galván-magaña, and A. P. Klimley, Interpreting nitrogen stable isotopes in the study of migratory fishes in marine ecosystems, Mar. Biol, vol.162, pp.1099-1110, 2015.

P. M. Rodier, P. Rodríguez-gonzález, V. N. Epov, R. Bridou, E. Tessier et al., Species-Specific Stable Isotope Fractionation of Mercury during Hg(II) Methylation by an Anaerobic Bacteria ( Desulfobulbus propionicus ) under Dark Conditions, Environ. Health Perspect, vol.103, pp.9183-9188, 1995.

C. Rolff, Seasonal variation in ? 13 C and ? 15 N of size-fractionated plankton at a coastal station in the northern Baltic proper, Mar. Ecol. Prog. Ser, vol.203, pp.47-65, 2000.

M. Ruohtula and J. K. Miettinen, Retention and Excretion of 203 Hg-Labelled Methylmercury in Rainbow Trout, Oikos, vol.26, p.385, 1975.

D. K. Sackett, J. C. Drazen, C. A. Choy, B. Popp, and G. L. Pitz, Mercury Sources and Trophic Ecology for Hawaiian Bottomfish, Environ. Sci. Technol, vol.49, pp.6909-6918, 2015.

T. Saino and A. Hattori, Geographical variation of the water column distrubution of suspended particulate organic nitrogen and its 15 N natural abundance in the Pacific and its marginal seas, Deep Sea Res. Part Oceanogr. Res. Pap, vol.34, pp.807-827, 1987.

G. Sarà and R. Sarà, Feeding habits and trophic levels of bluefin tuna Thunnus thynnus of different size classes in the Mediterranean Sea, J. Appl. Ichthyol, vol.23, pp.122-127, 2007.

K. Schaefer, D. Fuller, J. Hampton, S. Caillot, B. Leroy et al., Movements, dispersion, and mixing of bigeye tuna (Thunnus obesus) tagged and released in the equatorial Central Pacific Ocean, with conventional and archival tags, Fish. Res, vol.161, pp.336-355, 2015.

K. M. Schaefer and D. W. Fuller, Vertical movements, behavior, and habitat of bigeye tuna (Thunnus obesus) in the equatorial eastern Pacific Ocean, ascertained from archival tag data, Mar. Biol, vol.157, pp.2625-2642, 2010.

K. M. Schaefer and D. W. Fuller, Movements, behavior, and habitat selection of bigeye tuna (Thunnus obesus) in the eastern equatorial Pacific, ascertained through archival tags, Fish. Bull, vol.100, pp.765-788, 2002.

K. M. Schaefer, D. W. Fuller, B. A. Block, J. L. Nielsen, H. Arrizabalaga et al., Vertical movements and habitat utilization of skipjack (Katsuwonus pelamis), yellowfin (Thunnus albacares), and bigeye (Thunnus obesus) tunas in the equatorial eastern Pacific Ocean, ascertained through archival tag data, Tagging and Tracking of Marine Animals with Electronic Devices, Reviews: Methods and Technologies in Fish Biology and Fisheries, pp.121-144, 2009.

E. A. Schauble, Role of nuclear volume in driving equilibrium stable isotope fractionation of mercury, thallium, and other very heavy elements, Geochim. Cosmochim. Acta, vol.71, pp.2170-2189, 2007.

N. E. Selin, Global Biogeochemical Cycling of Mercury: A Review, Annu. Rev. Environ. Resour, vol.34, pp.43-63, 2009.

N. E. Selin, D. J. Jacob, R. J. Park, R. M. Yantosca, S. Strode et al., Chemical cycling and deposition of atmospheric mercury: Global constraints from observations, J. Geophys. Res, vol.112, 2007.

N. E. Selin, D. J. Jacob, R. M. Yantosca, S. Strode, L. Jaeglé et al., Global 3-D land-ocean-atmosphere model for mercury: Present-day versus preindustrial cycles and anthropogenic enrichment factors for deposition, Glob. Biogeochem. Cycles, vol.22, p.201, 2008.

P. Seller, C. A. Kelly, J. W. Rudd, and A. R. Machutchon, , 1996.

D. B. Senn, E. J. Chesney, J. D. Blum, M. S. Bank, A. Maage et al., Stable Isotope (N, C, Hg) Study of Methylmercury Sources and Trophic Transfer in the Northern Gulf of Mexico, Environ. Sci. Technol, vol.44, pp.1630-1637, 2010.

L. S. Sherman and J. D. Blum, Mercury stable isotopes in sediments and largemouth bass from Florida lakes, USA. Sci. Total Environ, vol.448, pp.163-175, 2013.

T. Shiozaki, T. Kodama, and K. Furuya, Large-scale impact of the island mass effect through nitrogen fixation in the western South Pacific Ocean, Geophys. Res. Lett, vol.41, pp.2907-2913, 2014.

J. Sibert and J. Hampton, Mobility of tropical tunas and the implications for fisheries management, Mar. Policy, vol.27, pp.87-95, 2003.

D. M. Sigman, K. L. Karsh, and K. L. Casciotti, Ocean process tracers: nitrogen isotopes in the ocean, Encycl. Ocean Sci, pp.4138-4153, 2009.

C. J. Somes, A. Schmittner, E. D. Galbraith, M. F. Lehmann, M. A. Altabet et al., Simulating the global distribution of nitrogen isotopes in the ocean, Glob. Biogeochem. Cycles, vol.24, p.4019, 2010.

U. Sommer, H. Stibor, A. Katechakis, F. Sommer, and T. Hansen, Pelagic food web configurations at different levels of nutrient richness and their implications for the ratio fish production: primary production, Sustainable Increase of Marine Harvesting: Fundamental Mechanisms and New Concepts, pp.11-20, 2002.

D. K. Steinberg, J. S. Cope, S. E. Wilson, and T. Kobari, A comparison of mesopelagic mesozooplankton community structure in the subtropical and subarctic North Pacific Ocean, Deep Sea Res. Part II Top. Stud. Oceanogr, vol.55, pp.1615-1635, 2008.

D. K. Steinberg, B. A. Mooy, K. O. Buesseler, P. W. Boyd, T. Kobari et al., Bacterial vs. zooplankton control of sinking particle flux in the ocean's twilight zone, 1327. Storelli, vol.53, pp.715-720, 2002.

D. G. Streets, M. K. Devane, Z. Lu, T. C. Bond, E. M. Sunderland et al., All-Time Releases of Mercury to the Atmosphere from Human Activities, Environ. Sci. Technol, vol.45, pp.10485-10491, 2011.

J. B. Sullivan, G. B. Krieger, and R. J. Thomas, Hazardous Materials Toxicology: Clinical Principles of Environmental Health, J. Occup. Environ. Med, vol.34, pp.365-371, 1992.

R. Sun, L. E. Heimbürger, J. E. Sonke, G. Liu, D. Amouroux et al., Mercury stable isotope fractionation in six utility boilers of two large coal-fired power plants, Chem. Geol, vol.336, pp.103-111, 2013.
URL : https://hal.archives-ouvertes.fr/hal-02163119

R. Sun, J. E. Sonke, L. E. Heimbürger, H. E. Belkin, G. Liu et al., Mercury Stable Isotope Signatures of World Coal Deposits and Historical Coal Combustion Emissions, Environ. Sci. Technol, vol.48, pp.7660-7668, 2014.
URL : https://hal.archives-ouvertes.fr/hal-02163105

E. M. Sunderland, Mercury exposure from domestic and imported estuarine and marine fish in the US seafood market, Environ. Health Perspect, pp.235-242, 2007.

E. M. Sunderland, D. P. Krabbenhoft, J. W. Moreau, S. A. Strode, and W. M. Landing, Mercury sources, distribution, and bioavailability in the North Pacific Ocean: Insights from data and models, Glob. Biogeochem. Cycles, vol.23, 2009.

E. B. Swain, D. R. Engstrom, M. E. Brigham, T. A. Henning, and P. L. Brezonik, Increasing rates of atmospheric mercury deposition in midcontinental North America, Science(Washington), vol.257, pp.784-787, 1992.

A. K. Teffer, M. D. Staudinger, D. L. Taylor, and F. Juanes, Trophic influences on mercury accumulation in top pelagic predators from offshore New England waters of the northwest Atlantic Ocean, Mar. Environ. Res, vol.101, pp.124-134, 2014.

M. H. Thiemens and J. E. Heidenreich, The mass-independent fractionation of oxygen: A novel isotope effect and its possible cosmochemical implications, Science, vol.219, pp.1073-1075, 1983.

L. L. Tieszen, T. W. Boutton, K. G. Tesdahl, and N. A. Slade, Fractionation and turnover of stable carbon isotopes in animal tissues: implications for ? 13C analysis of diet, Oecologia, vol.57, pp.32-37, 1983.

P. Torres, A. Rodrigues, L. Soares, and P. Garcia, Metal Concentrations in Two Commercial Tuna Species from an Active Volcanic Region in the Mid-Atlantic Ocean, Arch. Environ. Contam. Toxicol, vol.70, pp.341-347, 2016.

L. Trasande, P. J. Landrigan, and C. Schechter, Public Health and Economic Consequences of Methyl Mercury Toxicity to the Developing Brain, Environ. Health Perspect, vol.113, pp.590-596, 2005.

M. Trudel and J. B. Rasmussen, Bioenergetics and mercury dynamics in fish: a modelling perspective, Can. J. Fish. Aquat. Sci, vol.63, pp.1890-1902, 2006.

M. Trudel and J. B. Rasmussen, Modeling the elimination of mercury by fish, Environ. Sci. Technol, vol.31, pp.1716-1722, 1997.

. Us-fda, Mercury concentrations in fish: FDA Monitoring Program, 1990.

M. J. Vander-zanden and J. B. Rasmussen, A Trophic Position Model of Pelagic Food Webs: Impact on Contaminant Bioaccumulation in Lake Trout, Ecol. Monogr, vol.66, pp.451-477, 1996.

M. A. Vanderklift and S. Ponsard, Sources of variation in consumer-diet ? 15 N enrichment: a meta-analysis, Oecologia, vol.136, pp.169-182, 2003.

C. J. Watras and N. S. Bloom, Mercury and methylmercury, in individual zooplankton: Implications for bioaccumulation, Limnol. Oceanogr, vol.37, pp.1313-1318, 1992.

K. C. Weng, M. J. Stokesbury, A. M. Boustany, A. C. Seitz, S. L. Teo et al., Habitat and behaviour of yellowfin tuna Thunnus albacares in the Gulf of Mexico determined using pop-up satellite archival tags, J. Fish Biol, vol.74, pp.1434-1449, 2008.

A. J. Williams, V. Allain, S. J. Nicol, K. J. Evans, S. D. Hoyle et al., Vertical behavior and diet of albacore tuna (Thunnus alalunga) vary with latitude in the South Pacific Ocean, Deep Sea Res. Part II Top. Stud. Oceanogr, vol.113, pp.154-169, 2015.

A. J. Williams, J. H. Farley, S. D. Hoyle, C. R. Davies, and S. J. Nicol, Spatial and Sex-Specific Variation in Growth of Albacore Tuna (Thunnus alalunga) across the South Pacific Ocean, PLoS ONE, vol.7, 2012.

S. E. Wilson, D. K. Steinberg, and K. O. Buesseler, Changes in fecal pellet characteristics with depth as indicators of zooplankton repackaging of particles in the mesopelagic zone of the subtropical and subarctic North Pacific Ocean, Deep Sea Res. Part II Top. Stud. Oceanogr, vol.55, pp.1636-1647, 2008.

S. J. Wilson, F. Steenhuisen, J. M. Pacyna, and E. G. Pacyna, Mapping the spatial distribution of global anthropogenic mercury atmospheric emission inventories, 2006.

, Atmos. Environ, vol.40, pp.4621-4632

S. Wood, Generalized additive models: an introduction with R, 2006.

C. Yoshikawa, A. Makabe, T. Shiozaki, S. Toyoda, O. Yoshida et al., Nitrogen isotope ratios of nitrate and N* anomalies in the subtropical South Pacific, Geochem. Geophys. Geosystems, vol.16, pp.1439-1448, 2015.

C. Yoshikawa, Y. Yamanaka, and T. Nakatsuka, Nitrate-nitrogen isotopic patterns in surface waters of the western and central equatorial Pacific, J. Oceanogr, vol.62, pp.511-525, 2006.

J. W. Young, B. P. Hunt, T. R. Cook, J. K. Llopiz, E. L. Hazen et al., The trophodynamics of marine top predators: Current knowledge, recent advances and challenges, Deep Sea Res. Part II Top. Stud. Oceanogr, vol.113, pp.170-187, 2015.
URL : https://hal.archives-ouvertes.fr/hal-01497024

J. W. Young, M. J. Lansdell, R. A. Campbell, S. P. Cooper, F. Juanes et al., Feeding ecology and niche segregation in oceanic top predators off eastern Australia, Mar. Biol, vol.157, pp.2347-2368, 2010.

J. Zheng and H. Hintelmann, HPLC-ICP-MS for a comparative study on the extraction approaches for arsenic speciation in terrestrial plant, Ceratophyllum demersum, J. Radioanal. Nucl. Chem, vol.280, pp.171-179, 2009.

, Parmi les prédateurs à rostres, les marlins noirs (Makaira indica) présentent les plus fortes

, Kajikia audax) présentent les plus faibles concentrations de HgT avec 0,813 ± 0,792 mg.kg -1, ± 1,204 mg.kg -1 , respectivement. Enfin, les marlins rayés, 2006.

, L'analyse de ces données en termes de santé publique et de recommandations pour le