Assessing the trophic ecology of three sympatric squid in the marine ecosystem off the Patagonian Shelf by combining stomach content and stable isotopic analyses

References

• Agnew D, Hill SL, Beddington JR, Purchase LV, Wakeford RC. 2005. Sustainability and management of Southwest Atlantic squid fisheries. Bulletin of Marine Science 76:579–93.
   Web of Science ®Google Scholar
• Albo-Puigserver M, Navarro J, Coll M, Aguzzi J, Cardona L, Sáez-Liante R. 2015. Feeding ecology and trophic position of three sympatric demersal chrondrichthyans in the Northwestern Mediterranean. Marine Ecology Progress Series 524:255–68. doi:10.3354/meps11188
   Web of Science ®Google Scholar
• Arkhipkin AI, Middleton DAJ. 2002. Inverse patterns in abundance of Illex argentinus and Loligo gahi in Falkland waters: possible interspecific competition between squid? Fisheries Research 59:181–91. doi: 10.1016/S0165-7836(01)00414-3
   Web of Science ®Google Scholar
• Arkhipkin AI, Grzebielec R, Sirota AM, Remeslo AV, Polishchuk IA, Middleton AJ. 2004. The influence of seasonal environmental changes on the ontogenetic migrations of the squid Loligo gahi on the Falkland shelf. Fisheries Oceanography 13:1–9. doi: 10.1046/j.1365-2419.2003.00269.x
   Web of Science ®Google Scholar
• Arkhipkin AI, Hatfield EMC, Rodhouse PGK. 2013. Doryteuthis gahi, Patagonian long-finned squid. In: Rosa R, ÓDor R, Pierce GJ, editors. Advances in Squid Biology, Ecology and Fisheries Part I – Myopsid Squids. New York: Nova Science Publishers, p 123–57.
   Google Scholar
• Boschi EE, Fishbach CE, Iorio MI. 1992. Catalogo illustrado de los crustáceos estomatópodos y decápodos marinos de Argentina. Frente Marítimo 10A:7–94.
   Google Scholar
• Braid HE, Bolstad KS. 2014. Feeding ecology of the largest mastigoteuthid squid species, Idioteuthis cordiformis (Cephalopoda, Mastigoteuthidae). Marine Ecology Progress Series 515:275–79. doi: 10.3354/meps11008
   Web of Science ®Google Scholar
• Brunetti NE, Ivanovic M. 1992. Distribution and abundance of early life stages of squid (Illex argentinus) in the south-west Atlantic. ICES Journal of Marine Science 49(2):175–83. doi: 10.1093/icesjms/49.2.175
   Web of Science ®Google Scholar
• Cailliet GM. 1976. Several approaches to the feeding ecology of fishes. In: Simenstad CA, Lipovsky SJ, editors. Fish Food Habits Studies, 1st Pacific Northwest Technical Workshop Proceedings. Astoria, OR, October 13–15. University of Washington. Seattle, WA: Washington Sea-Grant Publications, p 1–13.
   Google Scholar
• Cherel Y, Duhamel G. 2003. Diet of the squid Moroteuthis ingens (Teuthoidea: Onychoteuthidae) in the upper slope waters of the Kerguelen Islands. Marine Ecology Progress Series 250:197–203. doi: 10.3354/meps250197
   Web of Science ®Google Scholar
• Cherel Y, Hobson KA. 2005. Stable isotopes, beaks and predators: a new tool to study the trophic ecology of cephalopods, including giant and colossal squids. Proceeding of the Royal Society of London B 272:1601–07. doi:10.1098/rspb.2005.3115
   PubMed Web of Science ®Google Scholar
• Cherel Y, Hobson KA. 2007. Geographical variation in carbon stable isotope signatures of marine predators: a tool to investigate their foraging areas in the Southern Ocean. Marine Ecology Progress Series 329:281–87. doi:10.3354/meps329281
   Web of Science ®Google Scholar
• Cherel Y, Weimerskirch H. 1999. Spawning cycle of onychoteuthid squids in the southern Indian Ocean: new information from seabird predators. Marine Ecology Progress Series 188:93–104. doi:10.3354/meps188093
   Web of Science ®Google Scholar
• Cherel Y, Pütz K, Hobson KA. 2002. Summer diet of king penguins (Aptenodytes patagonicus) at the Falkland Islands, southern Atlantic Ocean. Polar Biology 25:898–906.
   Web of Science ®Google Scholar
• Cherel Y, Ducatez S, Fontaine C, Richard P, Guinet C. 2008. Stable isotopes reveal the trophic position and mesopelagic fish diet of female southern elephant seals breeding on the Kerguelen Islands. Marine Ecology Progress Series 370: 239–47. doi:10.3354/meps07673
   Web of Science ®Google Scholar
• Clarke MR. 1986. A Handbook for the Identification of Cephalopod Beaks. Oxford: Clarendon Press. 273 pages.
   Google Scholar
• Coll M, Navarro J, Olson RJ, Christensen V. 2013. Assessing the trophic position and ecological role of squids in marine ecosystems by means of food-web models. Deep Sea Research II. 95:21–36. doi:10.1016/j.dsr2.2012.08.020
   Google Scholar
• Connan M, McQuaid CD, Bonnevie BT, Smale MJ, Cherel Y. 2014. Combined stomach content, lipid and stable isotope analyses reveal spatial and trophic partitioning among three sympatric albatrosses from the Southern Ocean. Marine Ecology Progress Series 497: 259–72. doi:10.3354/meps10606
   Web of Science ®Google Scholar
• Corbisier TN, Petti MAV, Skowronski RSP, Brito TAS. 2004. Trophic relationships in the nearshore zone of Martel Inlet (King George Island, Antarctica): δ13C stable isotope analysis. Polar Biology 27:75–82. doi:10.1007/s00300-003-0567-z
   Web of Science ®Google Scholar
• Crespi-Abril AC, Morsan EM, Barón PJ. 2009. Analysis of the ontogenetic variation in body and beak shape of the Illex argentinus inner shelf spawning groups by geometric morphometrics. Journal of the Marine Biological Association of the United Kingdom 90(3):547–53. doi:10.1017/S0025315409990567
   Web of Science ®Google Scholar
• DeNiro M, Epstein S. 1981. Influence of diet on the distribution of nitrogen isotopes in animals. Geochimica et Cosmochimica Acta 45:3341–51.
   Google Scholar
• Dunton KH. 2001. δ15N and δ13C measurements of Antarctic Peninsula fauna: trophic relationships and assimilation of benthic seaweeds. American Zoologist 41:99–112.
   Google Scholar
• Gilly WF, Markaida U, Baxter CH, Block BA, Boustany A, Zeiberg L, et al. 2006. Vertical and horizontal migrations by the jumbo squid Dosidicus gigas revealed by electronic tagging. Marine Ecology Progress Series 324:1–17. doi: 10.3354/meps324001
   Web of Science ®Google Scholar
• Hatfield EMC, Rodhouse PG. 1994. Migration as a source of bias in the measurement of cephalopod growth. Antarctic Science 6:179–84. doi: 10.1017/S0954102094000283
   Web of Science ®Google Scholar
• Hobson KA, Cherel Y. 2006. Isotopic reconstruction of marine food webs using cephalopod beaks: new insight from captively raised Sepia officinalis. Canadian Journal of Zoology 84:766–70. doi: 10.1139/z06-049
   Web of Science ®Google Scholar
• Hobson KA, Welch HE. 1992. Determination of trophic relationships within a high Arctic marine food web using δ13C and δ15N analysis. Marine Ecology Progress Series 84:9–18. doi:10.3354/meps084009
   Web of Science ®Google Scholar
• Hobson KA, Piatt JF, Pitocchelli J. 1994. Using stable isotopes to determine seabird trophic relationships. Journal of Animal Ecology 63:786–98. doi:10.2307/5256
   Web of Science ®Google Scholar
• Hyslop EJ. 1980. Stomach contents analysis. A review of methods and their application. Journal of Fish Biology 17:411–29. doi: 10.1111/j.1095-8649.1980.tb02775.x
   Web of Science ®Google Scholar
• Ibáñez CM, Arancibia H, Cubillos LA. 2008. Biases in determining the diet of jumbo squid Dosidicus gigas (D'Orbigny 1835) (Cephalopoda: Ommastrephidae) off southern-central Chile (34°S-40°S). Helgoland Marine Research 62:331–38. doi: 10.1007/s10152-008-0120-0
   Web of Science ®Google Scholar
• Ivanovic ML. 2010. Alimentación del calamar Illex argentinus en la región patagónica durante el verano de los años 2006, 2007 y 2008. Revista Investigación y Desarrollo Pesquero 20:51–63.
   Google Scholar
• Ivanovic ML, Brunetti NE. 1994. Food and feeding of Illex argentinus. Antarctic Science 6(2):185–93. doi: 10.1017/S0954102094000295
   Web of Science ®Google Scholar
• Jackson AL, Inger R, Parnell AC, Bearhop S. 2011. Comparing isotopic niche widths among and within communities: SIBER – Stable isotope Bayesian Ellipses in R. Journal of Animal Ecology 80:595–602. doi:10.1111/j.1365-2656.2011.01806.x
   PubMed Web of Science ®Google Scholar
• Jackson GD, George MJA, Buxton NG. 1998. Distribution and abundance of the squid Moroteuthis ingens (Cephalopoda: Onychoteuthidae) in the Falkland Islands region of the South Atlantic. Polar Biology 20:161–69. doi: 10.1007/s003000050292
   Web of Science ®Google Scholar
• Lipinski MR, Underhill LG. 1995. Sexual maturation in squid: quantum or continuum? African Journal of Marine Science 15:207–23. doi: 10.2989/02577619509504844
   Web of Science ®Google Scholar
• Logan J, Haas H, Deegan L, Gaines E. 2006. Turnover rates of nitrogen stable isotopes in the salt marsh mummichog, Fundulus heteroclitus, following a laboratory diet switch. Oecologia 147:391–95. doi: 10.1007/s00442-005-0277-z
   PubMed Web of Science ®Google Scholar
• Lombarte A, Chic Ò, Parisi-Baradad V, Olivella R, Piera J, García-Ladona E. 2006. A web-based environment from shape analysis of fish otoliths. The AFORO database. Scientia Marina 70:147–52. doi: 10.3989/scimar.2006.70n1147
   Web of Science ®Google Scholar
• McCutchan JH, Lewis WM, Kendall C, McGrath CC. 2003. Variation in trophic shift for stable isotope ratios of carbon, nitrogen, and sulphur. Oikos 102:378–90.
   Google Scholar
• Moiseev SI. 1991. Observation of the vertical distribution and behavior of nektonic squids using manned submersibles. Bulletin of Marine Science 49(1–2):446–56.
   Web of Science ®Google Scholar
• Mouat B, Collins MA, Pompert J. 2001. Patterns in the diet of Illex argentinus (Cephalopoda: Ommastrephidae) from the Falkland Islands jigging fishery. Fisheries Research 52:41–49. doi: 10.1016/S0165-7836(01)00229-6
   Web of Science ®Google Scholar
• Navarro J, Coll M, Louzao M, Palomera I, Delgado A, Forero MG. 2011. Comparison of ecosystem modelling and isotopic approach as ecological tools to investigate food webs in the NW Mediterranean Sea. Journal of Experimental Marine Biology and Ecology 401:97–104. doi:10.1016/j.jembe.2011.02.040
   Web of Science ®Google Scholar
• Navarro J, Coll M, Somes C, Olson RJ. 2013. Trophic niche of squids: insights from isotopic data in marine systems worldwide. Deep Sea Research II 95:93–102. doi:10.1016/j.dsr2.2013.01.031
   Web of Science ®Google Scholar
• Navarro J, López L, Coll M, Barría C, Sáez-Liante R. 2014. Short- and long-term importance of small sharks in the diet of the rare deep-sea shark Dalatias licha. Marine Biology 161:1697–707. doi: 10.1007/s00227-014-2454-2
   Web of Science ®Google Scholar
• Newsome SD, Tinker MT, Monson DH, Oftedal OT, Ralls K, Staedler MM, et al. 2009. Using stable isotopes to investigate individual diet specialization in California sea otters (Enhydra lutris nereis). Ecology 90:961–74. doi: 10.1890/07-1812.1
   PubMed Web of Science ®Google Scholar
• Palma ED, Matano RP, Piola AR. 2008. A numerical study of the Southwestern Atlantic shelf circulation: stratified ocean response to local and offshore forcing. Journal of Geophysical Research 113:1–22.
   Web of Science ®Google Scholar
• Parnell AC, Inger R, Bearhop S, Jackson AL. 2010. Source partitioning using stable isotopes: coping with too much variation. PLoS ONE 5(3):e9672. 5 pages. doi: 10.1371/journal.pone.0009672
   PubMed Web of Science ®Google Scholar
• Perissinotto R, Pakhomov EA. 1998. The trophic role of the tunicate Salpa thompsoni in the Antarctic marine ecosystem. Journal of Marine Systems 17:361–74. doi: 10.1016/S0924-7963(98)00049-9
   Web of Science ®Google Scholar
• Phillips KL, Jackson GD, Nichols PD. 2001. Predation on myctophids by the squid Moroteuthis ingens around Macquarie and Heard Islands: stomach contents and fatty acid analysis. Marine Ecology Progress Series 215:179–89. doi: 10.3354/meps215179
   Web of Science ®Google Scholar
• Phillips KL, Nichols PD, Jackson GD. 2003a. Dietary variation of the squid Moroteuthis ingens at four sites in the Southern Ocean: stomach contents, lipids and fatty acid profiles. Journal of the Marine Biological Association of the United Kingdom 83:523–34. doi:10.1017/S0025315403007446h
   Web of Science ®Google Scholar
• Phillips KL, Nichols PD, Jackson GD. 2003b. Size-related dietary changes observed in the squid Moroteuthis ingens at the Falkland Islands: stomach contents and fatty-acid analysis. Polar Biology 26:474–85.
   Web of Science ®Google Scholar
• Pinkas L, Oliphant MS, Iverson K. 1971. Food habits of albacore, bluefin tuna and bonito in California waters. California Department of Fish and Game, Fisheries Bulletin 152:1–105.
   Google Scholar
• Portela JM, Pierce GJ, del Río JL, Sacau M, Patrocinio T, Vilela R. 2010. Preliminary description of the overlap between squid fisheries and VMEs on the high seas of the Patagonian Shelf. Fisheries Research 106:229–38. doi:10.1016/j.fishres.2010.06.009
   Web of Science ®Google Scholar
• Rasero M, González AF, Castro BG, Guerra A. 1996. Predatory relationships of two sympatric squid Todaropsis eblanae and Illex coindetii (Cephalopoda: Ommastrephidae) in Galician waters. Journal of the Marine Biological Association of the United Kingdom 76:73–87. doi:10.1017/S0025315400029027
   Web of Science ®Google Scholar
• Ravilli C, López-Greco L, de la Garza J. 2010. Abundancia y distribución de los morfotipos gregaria y subrugosa de la langostilla Munida gregaria (Decapoda. Galatheidae) en el Golfo de San Jorge. INIDEP Informe Técnico 045. 19 pages.
   Google Scholar
• R Development Core Team. 2014. R: A Language and Environment for Statistical Computing. Vienna: R Foundation for Statistical Computing. http://www.R-project.org. Computer program.
   Google Scholar
• Rodhouse PG, Nigmatullin ChM. 1996. Role as consumers. Philosophical Transactions of the Royal Society B 351:1003–22. doi:10.1098/rstb.1996.0090
   Web of Science ®Google Scholar
• Rodhouse PG, Arkhipkin AI, Lapitkhosvsky V, Nigmatullin C, Waluda CM. 2013. Chapter IV. Illex argentinus, Argentine shortfin squid. In: Rosa R, Pierce G, ÓDor R, editors. Advances in Squid Biology, Ecology and Fisheries Part II. New York: Nova Science Publishers, p 109–48.
   Google Scholar
• Rosas-Luis R, Sánchez P, Portela JM, del Rio JL. 2014. Feeding habits and trophic interactions of Doryteuthis gahi, Illex argentinus and Onykia ingens in the marine ecosystem. Fisheries Research 152:37–44. doi: 10.1016/j.fishres.2013.11.004
   Web of Science ®Google Scholar
• Ruiz-Cooley RI, Markaida U, Gendron D, Aguíñiga S. 2006. Stable isotopes in jumbo squid (Dosidicus gigas) beaks to estimate its trophic position: comparison between stomach contents and stable isotopes. Journal of the Marine Biological Association of the United Kingdom 86:437–45. doi:10.1017/S0025315406013324
   Web of Science ®Google Scholar
• Santos RA, Haimovici M. 1997. Food and feeding of the short-finned squid Illex argentinus (Cephalopoda: Ommastrephidae) off southern Brazil. Fisheries Research 33:139–47. doi: 10.1016/S0165-7836(97)00071-4
   Web of Science ®Google Scholar
• Smale MJ, Watson G, Hech T. 1995. Otolith atlas of southern African marine fishes. Ichthyological Monographs of the J.K.B. Smith Institute of Ichthyology 1:1–244.
   Google Scholar
• Stebbing TRR. 1888. Report on the Amphipoda collected by HMS Challenger during the years 1873–1876. Zoology 29:1–737.
   Google Scholar
• Sweeting CJ, Barry J, Barnes C, Polunin NVC, Jennings S. 2007. Effects of body size and environment on diet tissue δ15N fractionation in fishes. Journal of Experimental Marine Biology and Ecology 340:1–10. doi:10.1016/j.jembe.2006.07.023
   Web of Science ®Google Scholar
• Vanderklift A, Ponsard S. 2003. Sources of variation in consumer-diet δ15N enrichments: a meta-analysis. Oecologia 136:169–82. doi:10.1007/s00442-003-1270-z
   PubMed Web of Science ®Google Scholar
• Wada E, Terazaki M, Kabaya Y, Nemoto T. 1987. 15N and 13C abundances in the Antarctic ocean with emphasis on the biogeochemical structure of the food web. Deep-Sea Research I 34:829–41. doi:10.1016/0198-0149(87)90039-2
   Web of Science ®Google Scholar
• Watanabe H, Kubodera T, Moku M, Kawaguchi K. 2006. Diel vertical migration of squid in the warm core ring and cold water masses in the transition region of the western North Pacific. Marine Ecology Progress Series 315:187–97. doi:10.3354/meps315187
   Web of Science ®Google Scholar
• Xavier JC, Cherel Y. 2009. Cephalopod Beak Guide for the Southern Ocean. Cambridge, UK: British Antarctic Survey. 129 pages.
   Google Scholar