Research Topics
| Yves CherelSummaryCountry: France Publications
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Publications
Stable isotopes document the trophic structure of a deep-sea cephalopod assemblage including giant octopod and giant squidY Cherel
Centre d Etudes Biologiques de Chize, UPR 1934 du CNRS, 79360 Villiers en Bois, France
Biol Lett 5:364-7. 2009..Their trophic position indicates that some species share the top of the food web, together with other megacarnivores such as the sperm whale...
Stable isotopes document seasonal changes in trophic niches and winter foraging individual specialization in diving predators from the Southern OceanYves Cherel
Centre d Etudes Biologiques de Chizé and UPR 1934 du Centre National de la Recherche Scientifique, BP 14, F 79360 Villiers en Bois, France
J Anim Ecol 76:826-36. 2007..The findings have a number of implications for understanding the functioning of the pelagic ecosystem and on the demography of these species...
Stable isotope evidence of diverse species-specific and individual wintering strategies in seabirdsY Cherel
Centre d Etudes Biologiques de Chize, UPR 1934 du CNRS, BP 14, 79360 Villiers en Bois, France
Biol Lett 2:301-3. 2006..This study is the first to show such striking between-population heterogeneity in individual wintering strategies, which could have important implications for likely demographic responses to environmental perturbation...
Stable isotopes, beaks and predators: a new tool to study the trophic ecology of cephalopods, including giant and colossal squidsYves Cherel
Centre d Etudes Biologiques de Chize, UPR 1934 du CNRS, BP 14, 79360 Villiers en Bois, France
Proc Biol Sci 272:1601-7. 2005....
Using stable isotopes to study resource acquisition and allocation in procellariiform seabirdsY Cherel
Centre d Etudes Biologiques de Chize, UPR 1934 du CNRS, BP 14, 79360 Villiers en Bois, France
Oecologia 145:533-40. 2005..One main consequence of this system is that reproduction of a Tasmanian species is controlled by resources available at great distances from the breeding colony that drive allocation decisions of parent birds...
Sarcotretes (Copepoda: Pennellidae) parasitizing myctophid fishes in the Southern Ocean: new information from seabird dietYves Cherel
Centre d Etudes Biologiques de Chize, UPR 1934 du Centre National de la Recherche Scientifique, BP 14, F 79360 Villiers en Bois, France
J Parasitol 90:1288-92. 2004..in the Southern Ocean and emphasize the usefulness of ichthyophagous predators in revealing valuable information on the biology of organisms that parasitize their prey...
Isotopic discrimination between food and blood and feathers of captive penguins: implications for dietary studies in the wildYves Cherel
Centre d Etudes Biologiques de Chize, Unite Propre de Recherche 1934 du Centre National de la Recherche Scientifique, BP 14, 79360 Villiers en Bois, France
Physiol Biochem Zool 78:106-15. 2005..Finally, our results also indicate that there is no need to remove lipids before isotopic analysis of avian blood...
Plasma thyroid hormone pattern in king penguin chicks: a semi-altricial bird with an extended posthatching developmental periodYves Cherel
Centre d Etudes Biologiques de Chize, UPR 1934 du CNRS, BP 14, 79360 Villiers en Bois, France
Gen Comp Endocrinol 136:398-405. 2004..Plasma T3 was at its highest during the period when juveniles improved resistance to cold waters by going back and forth to the sea, suggesting a role for circulating T3 in cold acclimatization occurring at that time...
Whisker isotopic signature depicts migration patterns and multi-year intra- and inter-individual foraging strategies in fur sealsY Cherel
Centre d Etudes Biologiques de Chize, UPR 1934 du CNRS, 79360 Villiers en Bois, France
Biol Lett 5:830-2. 2009..The isotopic signature of whiskers, therefore, revealed new multi-year foraging strategies of male Antarctic fur seals and is a powerful tool for investigating the ecological niche during cryptic stages of mammals' life...
Long-term species, sexual and individual variations in foraging strategies of fur seals revealed by stable isotopes in whiskersLaëtitia Kernaléguen
Centre d Etudes Biologiques de Chize, Centre National de la Recherche Scientifique, Villiers en Bois, France
PLoS ONE 7:e32916. 2012..A challenge in testing consistency of individual foraging strategy is the repeated collection of information on the same individuals...
Seabird satellite tracking validates the use of latitudinal isoscapes to depict predators' foraging areas in the Southern OceanAudrey Jaeger
Centre d Etudes Biologiques de Chize, UPR 1934 du CNRS, 79360 Villiers en Bois, France
Rapid Commun Mass Spectrom 24:3456-60. 2010..The combination of device deployments with sampling of relevant tissues for isotopic analysis appears to be a powerful tool for investigating consumers' isoscapes at various spatio-temporal scales...
Coexistence of oceanic predators on wintering areas explained by population-scale foraging segregation in space or timeJean Baptiste Thiebot
Centre d Etudes Biologiques de Chize, UPR 1934 du CNRS, 79360 Beauvoir sur Niort, France
Ecology 93:122-30. 2012..Our results highlight parsimonious mechanisms of resource partitioning operating at the population level that may explain how animals from neighboring localities can coexist during the nonbreeding period...
Isotopic investigation of contemporary and historic changes in penguin trophic niches and carrying capacity of the southern Indian oceanAudrey Jaeger
Centre d Etudes Biologiques de Chize, Centre National de la Recherche Scientifique, Villiers en Bois, France
PLoS ONE 6:e16484. 2011....
How large is large: estimating ecologically meaningful isotopic differences in observational studies of wild animalsMatthieu Authier
Centre d Etudes Biologiques de Chize, UPR 1934 du CNRS, 79 360, Villiers en Bois, France
Rapid Commun Mass Spectrom 26:2657-64. 2012..Wildlife ecologists are thus put in a statistical conundrum known as the small n, large p problem...
O' mother where wert thou? Maternal strategies in the southern elephant seal: a stable isotope investigationMatthieu Authier
CEBC CNRS, 79 360 Villiers en Bois, France
Proc Biol Sci 279:2681-90. 2012....
Where do penguins go during the inter-breeding period? Using geolocation to track the winter dispersion of the macaroni penguinC A Bost
Centre d Etudes Biologiques de Chize, UPR 1934 du CNRS, 79360 Villiers en Bois, France
Biol Lett 5:473-6. 2009..Such winter information is a crucial step for a better integrative approach for the conservation of this species whose world population is known to be declining...
Unconventional ventral attachment of time-depth recorders as a new method for investigating time budget and diving behaviour of seabirdsYann Tremblay
Centre d Etudes Biologiques de Chizé CEBC, UPR 1934 du Centre National de la Recherche Scientifique CNRS, BP 14, F 79360 Villiers en Bois, France
J Exp Biol 206:1929-40. 2003....
Penguins as bioindicators of mercury contamination in the Southern Ocean: Birds from the Kerguelen Islands as a case studyAlice Carravieri
Centre d Etudes Biologiques de Chize, UPR 1934 du Centre National de la Recherche Scientifique, BP 14, 79360 Villiers en Bois, France Littoral Environnement et Sociétés LIENSs, UMRi 7266 CNRS Université de la Rochelle, 2 rue Olympe de Gouges, 17000 La Rochelle, France Electronic address
Sci Total Environ 454:141-8. 2013..Penguins appear to reflect Hg bioavailability reliably in their foraging environment and could serve as efficient bioindicators of Hg contamination in the Southern Ocean on different spatial and temporal scales...
Wide range of mercury contamination in chicks of southern ocean seabirdsPierre Blévin
Centre d Etudes Biologiques de Chize, Centre National de la Recherche Scientifique, Villiers en Bois, France
PLoS ONE 8:e54508. 2013..The present work helps selecting some seabird species as sentinels of environmental pollution according to their high Hg concentrations and their contrasted foraging ecology...
