. Anonymous, International bottom trawl survey in the Mediterranean , MEDITS-Handbook, Version n, MEDITS Working Group, 2013.

A. Arneri and B. Morales-nin, Aspects of the early life history of European hake from the central Adriatic, Journal of Fish Biology, vol.27, issue.6, pp.1368-1380, 2000.
DOI : 10.1016/S0924-7963(98)00014-1

F. Badalamenti, G. D-'anna, and J. K. Pinnegar, Size-related trophodynamic changes in three target fish species recovering from intensive trawling, Mar. Biol, vol.141, pp.561-570, 2002.

V. Bartolino, A. Ottavi, and F. Colloca, Bathymetric preferences of juvenile European hake (Merluccius merluccius), ICES Journal of Marine Science, vol.17, issue.6, 2008.
DOI : 10.1093/plankt/17.6.1189

URL : https://academic.oup.com/icesjms/article-pdf/65/6/963/1654298/fsn079.pdf

A. Bozzano, L. Recasens, and P. Sartor, Diet of the European hake Merluccius merluccius (Pisces: Merluciidae) in the Western Mediterranean (Gulf of Lions). Sci, pp.963-969, 1997.

A. Bozzano, F. Sardà, and J. Ríos, Vertical distribution and feeding patterns of the juvenile European hake, Merluccius merluccius in the NW Mediterranean, Fisheries Research, vol.73, issue.1-2, pp.29-36, 2005.
DOI : 10.1016/j.fishres.2005.01.006

P. Brosset, F. Ménard, and J. Fromentin, Influence of environmental variability and age on the body condition of small pelagic fish in the Gulf of Lions, Marine Ecology Progress Series, vol.529, issue.372, pp.219-231, 1994.
DOI : 10.3354/meps11275

URL : https://hal.archives-ouvertes.fr/hal-01735115

H. N. Cabral and A. G. Murta, The diet of blue whiting, hake, horse mackerel and mackerel off Portugal, Journal of Applied Ichthyology, vol.5, issue.1, pp.14-23, 2002.
DOI : 10.1016/S0165-7836(98)00111-8

P. Carpentieri, F. Colloca, and M. Cardinale, Feeding habits of European hake (Merluccius merluccius) in the central Mediterranean Sea, Fish. Bull, vol.103, pp.411-416, 2005.

J. E. Cartes, J. Rey, and D. Lloris, Influence of environmental variables on the feeding and diet of European hake (Merluccius merluccius) on the Mediterranean Iberian coasts, Journal of the Marine Biological Association of the UK, vol.84, issue.4, pp.831-835, 2004.
DOI : 10.1017/S0025315404010021h

M. J. Deniro and S. Epstein, Influence of diet on the distribution of carbon isotopes in animals, Geochimica et Cosmochimica Acta, vol.42, issue.5, pp.495-5060016, 1978.
DOI : 10.1016/0016-7037(78)90199-0

D. Buit and M. H. , Diet of hake (Merluccius merluccius) in the Celtic Sea, Fisheries Research, vol.28, issue.4, pp.381-394, 1996.
DOI : 10.1016/S0165-7836(96)00516-4

F. Ferraton, M. Harmelin-vivien, and C. Mellon-duval, Spatio-temporal variation in diet may affect condition and abundance of juvenile European hake in the Gulf of Lions (NW Mediterranean), Marine Ecology Progress Series, vol.337, pp.197-208, 2007.
DOI : 10.3354/meps337197

R. Froese, Cube law, condition factor and weight-length relationships: history, meta-analysis and recommendations, Journal of Applied Ichthyology, vol.22, issue.4, pp.241-253, 2006.
DOI : 10.1038/245048a0

L. P. Garrison and J. S. Link, Diets of five hake species in the northeast United States continental shelf ecosystem, Marine Ecology Progress Series, vol.204, pp.243-255, 2000.
DOI : 10.3354/meps204243

R. Guichet, The diet of European hake (Merluccius merluccius) in the northern part of the Bay of Biscay, ICES Journal of Marine Science, vol.52, issue.1, pp.21-311054, 1995.
DOI : 10.1016/1054-3139(95)80012-3

M. Harmelin-vivien, V. Loizeau, and C. Mellon-duval, Comparison of C and N stable isotope ratios between surface particulate organic matter and microphytoplankton in the Gulf of Lions (NW Mediterranean), Continental Shelf Research, vol.28, issue.15, pp.1911-1919, 2008.
DOI : 10.1016/j.csr.2008.03.002

M. Hidalgo, E. Massuti, and J. Moranta, Seasonal and short spatial patterns in European hake (Merluccius merluccius L.) recruitment process at the Balearic Islands (western Mediterranean): The role of environment on distribution and condition, Journal of Marine Systems, vol.71, issue.3-4, 2008.
DOI : 10.1016/j.jmarsys.2007.03.005

, J. Mar. Syst, vol.71, pp.367-384

, SCI. MAR, vol.81, issue.1, 2017.

E. J. Hyslop, Stomach contents analysis-a review of methods and their application, Journal of Fish Biology, vol.7, issue.4, pp.411-429, 1980.
DOI : 10.1577/1548-8659(1978)107<696:AGAFON>2.0.CO;2

A. Jadaud, B. Guijarro, and T. Rouyer, Working Group on Stock Assessment on Demersal Species Assessment of Hake (Merluccius merluccius, GSA 07 (Gulf of Lions). SAC, GFCM Sub Committee on Stock Assessment, 2014.

S. Jennings, J. K. Pinnegar, and N. V. Polunin, Linking size-based and trophic analyses of benthic community structure, Marine Ecology Progress Series, vol.226, pp.77-85, 2002.
DOI : 10.3354/meps226077

L. Cren and E. D. , The Length-Weight Relationship and Seasonal Cycle in Gonad Weight and Condition in the Perch (Perca fluviatilis), The Journal of Animal Ecology, vol.20, issue.2, pp.201-219, 1951.
DOI : 10.2307/1540

L. Loc-'h, F. Hily, and C. , Stable carbon and nitrogen isotope analysis of Nephrops norvegicus/Merluccius merluccius fishing grounds in the Bay of Biscay (Northeast Atlantic), Can. J. Fish. Aquat. Sci, vol.62, pp.123-132, 2005.

A. Lombarte, A. N. Popper, N. Savoye, and L. Chauvaud, Quantitative changes in the otolithic organs of the inner ear during the settlement period in European hake Merluccius merluccius, Marine Ecology Progress Series, vol.267, issue.49103, pp.233-240, 2003.
DOI : 10.3354/meps267233

K. Mahe, R. Amara, and T. Bryckaert, Ontogenetic and spatial variation in the diet of hake (Merluccius merluccius) in the Bay of Biscay and the Celtic Sea Changes during growth in the retinal structure of three hake species, Merluccius spp. (Teleostei: Gadiformes), in relation to their depth distribution, ICES J. Mar. Sci. J. Exp. Mar. Biol. Ecol, vol.64, issue.15291, pp.1210-1219, 2007.

C. Mellon-duval, H. De-pontual, and L. Metral, Growth of European hake (Merluccius merluccius) in the Gulf of Lions based on conventional tagging, ICES Journal of Marine Science, vol.413, issue.6856, pp.62-70, 2010.
DOI : 10.1038/35098076

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.4884, pp.1135-11400016, 1984.

B. Morales-nin and J. Moranta, Recruitment and post-settlement growth of juvenile <i>Merluccius merluccius</i> on the western Mediterranean shelf, Scientia Marina, vol.68, issue.3, pp.399-40968, 2004.
DOI : 10.3989/scimar.2004.68n3399

P. J. Olive, J. K. Pinnegar, and N. V. Polunin, Isotope trophic-step fractionation: a dynamic equilibrium model, Journal of Animal Ecology, vol.95, issue.4, 2003.
DOI : 10.1007/BF03179373

. Anim, , pp.608-617

N. C. Overman and D. L. Parrish, C, Canadian Journal of Fisheries and Aquatic Sciences, vol.57, issue.6, pp.1253-1260, 2001.
DOI : 10.1139/f00-011

I. Palomera, M. P. Olivar, and J. Salat, Small pelagic fish in the NW Mediterranean Sea: An ecological review, Progress in Oceanography, vol.74, issue.2-3, pp.377-396, 2007.
DOI : 10.1016/j.pocean.2007.04.012

C. Papaconstantinou and E. Caragitsou, The food of hake (Merluccius merluccius) in Greek Seas, Vie Milieu, vol.37, pp.77-83, 1987.

A. I. Payne, B. Rose, and R. W. Leslie, Feeding of hake and a first attempt at determining their trophic role in the South African west coast marine environment, South African Journal of Marine Science, vol.5, issue.1, pp.471-501, 1987.
DOI : 10.2989/025776187784522667

S. C. Pillar and I. S. Wilkinson, on the south coast of South Africa, South African Journal of Marine Science, vol.15, issue.1, pp.225-239, 1995.
DOI : 10.2989/02577619509504845

D. M. Post, USING STABLE ISOTOPES TO ESTIMATE TROPHIC POSITION: MODELS, METHODS, AND ASSUMPTIONS, Ecology, vol.83, issue.3, pp.703-718, 2002.
DOI : 10.4319/lo.1994.39.5.1030

D. M. Post, C. A. Layman, and D. A. Arrington, Getting to the fat of the matter: models, methods and assumptions for dealing with lipids in stable isotope analyses, Oecologia, vol.83, issue.1, pp.179-189, 1998.
DOI : 10.1139/o59-099

C. Scrimgeour and D. Robinson, Stable isotope analyses and applications, pp.381-431, 2003.

G. D. Sherwood and A. Rose, Stable isotope analysis of some representative fish and invertebrates of the Newfoundland and Labrador continental shelf food web, Estuarine, Coastal and Shelf Science, vol.63, issue.4, pp.537-549, 2005.
DOI : 10.1016/j.ecss.2004.12.010

S. , SPSS Statistics 17.0, Rel. 17.0, 2008.

J. C. Sorbe, Deep-sea macrofaunal assemblages within the Benthic Boundary Layer of the Cap Ferret Canyon (Bay of Biscay , NE Atlantic Ocean) Deep-Sea Research, Part II-Topical Stud, Oceanogr, vol.46, issue.99, pp.2309-2329, 1999.

C. J. Sweeting, J. Barry, and C. Barnes, Effects of body size and environment on diet-tissue ??15N fractionation in fishes, Journal of Experimental Marine Biology and Ecology, vol.340, issue.1, pp.1-10, 2007.
DOI : 10.1016/j.jembe.2006.07.023

R. W. Tanasichuk, D. M. Ware, and W. Shaw, ) off the Lower West Coast of Vancouver Island, Canadian Journal of Fisheries and Aquatic Sciences, vol.47, issue.11, 1991.
DOI : 10.1007/BF00005159

. Sci, , pp.2118-2128

C. N. Trueman, M. Gill, R. A. Guyard, and P. H. , The effect of growth rate on tissue-diet isotopic spacing in rapidly growing animals. An experimental study with Atlantic salmon (Salmo salar), Rapid Communications in Mass Spectrometry, vol.46, issue.22, pp.3239-32472199, 2005.
DOI : 10.1139/f75-285

A. V. Tyler, Food Resource Division Among Northern, Marine, Demersal Fishes, Journal of the Fisheries Research Board of Canada, vol.29, issue.7, pp.997-1003, 1972.
DOI : 10.1139/f72-144

V. Zanden, M. J. Cabana, G. Rasmussen, and J. B. , N) and literature dietary data, Canadian Journal of Fisheries and Aquatic Sciences, vol.90, issue.5, 1997.
DOI : 10.1139/f95-229

J. Fish, Aquat. Sci, vol.54, pp.1142-1158

E. Van-beveren, S. Bonhommeau, and J. Fromentin, Rapid changes in growth, condition, size and age of small pelagic fish in the Mediterranean, Marine Biology, vol.67, issue.130, pp.1809-1822, 2014.
DOI : 10.3989/scimar.2003.67s1269

F. Velasco and I. Olaso, European hake Merluccius merluccius (L., 1758) feeding in the Cantabrian Sea: seasonal, bathymetric and length variations, Fisheries Research, vol.38, issue.1, pp.33-44, 1998.
DOI : 10.1016/S0165-7836(98)00111-8

W. N. Venables and C. M. Dichmont, GLMs, GAMs and GLMMs: an overview of theory for applications in fisheries research, Fisheries Research, vol.70, issue.2-3, pp.319-337, 2004.
DOI : 10.1016/j.fishres.2004.08.011