Garcia-Rodriguez et al.: Ontogenetic shifts and feeding strategies of Gadiformes in the Mediterranean Sea 65 
Olaso, I. 
1990. Distribucion y abundancia del megabentos invertebrado 
en fondos de la plataforma cantabrica. Inst. Esp. Oceanogr., 
Publ. Esp. 5, 128 p. [In Spanish.] [Available from Inst. Esp. 
Oceanogr., Calle Corazén Maria 8, 28002 Madrid, Spain.] 
Paradinas, I., M. Marin, M. G. Pennino, A. Lépez-Quilez, D. Conesa, 
D. Barreda, M. Gonzalez, and J. M. Bellido. 
2016. Identifying the best fishing-suitable areas under the new 
European discard ban. ICES J. Mar. Sci. 73:2479-2487. 
Pauly, D., M. L. Palomares, R. Froese, P. Sa-a, M. Vakily, 
D. Preikshot, and S. Wallace. 
2001. Fishing down Canadian aquatic food webs. Can. J. Fish. 
Aquat. Sci. 58:51-62. 
Philips, A. E. 
2012. Feeding behavior of the European hake Merluccius 
merluccius Linnaeus, 1758 (Family: Gadidae) from Egyp- 
tian Mediterranean waters off Alexandria. Egypt. J. Aquat. 
Res. 38:39-44. 
Pianka, E. R. 
1973. The structure of lizard communities. Annu. Rev. Ecol. 
Syst. 4:53-74. 
Pinnegar, J. K., S. Jennings, C. M. O’Brien, and N. V. C. Polunin. 
2002. Long-term changes in the trophic level of the Celtic Sea 
fish community and fish market price distribution. J. Appl. 
Ecol. 39:377-390. 
Preciado, I., J. L. Gutiérrez-Zabala, F. Velasco, and I. Olaso. 
2002. Dieta de otofo de once especies de peces demersales 
en la plataforma Atlantica del sur de Galicia. Nova Acta 
Cient. Compostel., Biol. 12:125-141. 
Preciado, I., F. Velasco, and I. Olaso. 
2008. The role of pelagic fish as forage for the demersal fish 
community in the southern Bay of Biscay. J. Mar. Syst. 
72:407-417. 
Robb, A. P. 
1992. Changes in the gall bladder of whiting (Merlangius 
merlangus) in relation to recent feeding history. ICES J. 
Mar. Sci. 49:431—436. 
Rodriguez-Cabello, C., L. Modica, F. Velasco, F. Sanchez, and I. Olaso. 
2014. The role of silvery pout (Gadiculus argenteus) as forage 
prey in the Galician and Cantabrian Sea ecosystem (NE 
Atlantic) in the last two decades. J. Exp. Mar. Biol. Ecol. 
461:193-200. 
Rosas-Luis, R., R. Villanueva, and P. Sanchez. 
2014. Trophic habits of the Ommastrephid squid Illex coin- 
detii and Todarodes sagittatus in the northwestern Medi- 
terranean Sea. Fish. Res. 152:21-28. 
Scharf, F. S., F. Juanes, and R. A. Rountree. 
2000. Predator size-prey size relationships of marine fish 
predators: interspecific variation and effects of ontogeny 
and body size on trophic-niche breadth. Mar. Ecol. Prog. 
Ser. 208:229-248. 
Scherrer, B. 
1984. Biostatistique, 850 p. Gaétan Morin, Montreal, Canada. 
Schoener, T. W. 
1974. Resource partitioning in ecological communities. 
Science 185:27-39. 
Silva, M. V., R. H. Morales, and M. M. Nava. 
2014. Métodos clasicos para el andlisis del contenido estoma- 
cal en peces. Biologicas 16(2):13-16. 
Tirasin, E. M., and T. Jorgensen. 
1999. An evaluation of the precision of diet description. Mar. 
Ecol. Prog. Ser. 182:243-252. 
Torres, M. A., M. Coll, J. J. Heymans, V. Christensen, and 
I. Sobrino. 
2013. Food-web structure of and fishing impacts on the Gulf 
of Cadiz ecosystem (South-western Spain). Ecol. Model. 
265:26-44. 
Trites, A. W. 
2003. Food webs in the ocean: who eats whom and how 
much? In Responsible fisheries in the marine ecosystem 
(M. Sinclair and G. Valdimarsson, eds.), p. 125-141. FAO, 
Rome. 
Velasco, F., and I. Olaso. 
1998. European hake Merluccius merluccius (L., 1758) feed- 
ing in the Cantabrian Sea: seasonal, bathymetric and 
length variations. Fish. Res. 38:33—44. 
Zariquiey Alvarez, R. 
1968. Crustaceos decapodos ibéricos. Investig. Pesq., vol. 32, 
510 p. Inst. Inv. Pesq., Barcelona, Spain. 
