Outputs (11)

A multiproxy approach to long-term herbivore grazing dynamics in peatlands based on pollen, coprophilous fungi and faecal biomarkers (2022)
Journal Article
Davies, A., Harrault, L., Milek, K., McClymont, E., Dallimer, M., Hamilton, A., & Warburton, J. (2022). A multiproxy approach to long-term herbivore grazing dynamics in peatlands based on pollen, coprophilous fungi and faecal biomarkers. Palaeogeography, Palaeoclimatology, Palaeoecology, 598, Article 111032. https://doi.org/10.1016/j.palaeo.2022.111032

Herbivory plays a significant role in regulating many contemporary terrestrial plant ecosystems, but remains an imperfectly understood component of past ecosystem dynamics because the diagnostic capability of methods is still being tested and refined... Read More about A multiproxy approach to long-term herbivore grazing dynamics in peatlands based on pollen, coprophilous fungi and faecal biomarkers.

Preserved lipid signatures in palaeosols help to distinguish the impacts of palaeoclimate and indigenous peoples on palaeovegetation in northwest Siberia (2022)
Journal Article
Harrault, L., Milek, K., Huguet, A., Anquetil, C., & Anderson, D. (2022). Preserved lipid signatures in palaeosols help to distinguish the impacts of palaeoclimate and indigenous peoples on palaeovegetation in northwest Siberia. Organic Geochemistry, 167, Article 104407. https://doi.org/10.1016/j.orggeochem.2022.104407

Arctic reindeer herders demonstrate resilience to climate fluctuations by adjusting their pastoral practices to changing environments. The multiple phases of occupation at one of the oldest identified reindeer-herding sites, I͡Arte 6 on the I͡Amal pe... Read More about Preserved lipid signatures in palaeosols help to distinguish the impacts of palaeoclimate and indigenous peoples on palaeovegetation in northwest Siberia.

Revealing the invisible dead: integrated bio-geoarchaeological profiling exposes human and animal remains in a seemingly ‘empty’ Viking-Age burial (2022)
Journal Article
Sulas, F., Schifter Bagge, M., Enevold, R., Harrault, L., Kristiansen, S. M., Ljungberg, T., Milek, K. B., Mikkelsen, P. H., Jensen, P. M., Orfnanou, V., Out, W. A., Portillo, M., & Sindbæk, S. M. (2022). Revealing the invisible dead: integrated bio-geoarchaeological profiling exposes human and animal remains in a seemingly ‘empty’ Viking-Age burial. Journal of Archaeological Science, 141, Article 105589. https://doi.org/10.1016/j.jas.2022.105589

Recent investigations of an apparently ‘empty,’ partly disturbed Viking chamber grave in Denmark (Fregerslev II, dated around the mid-10th century CE) provided an opportunity to develop a novel multi-scale and multi-method analysis of burial and post... Read More about Revealing the invisible dead: integrated bio-geoarchaeological profiling exposes human and animal remains in a seemingly ‘empty’ Viking-Age burial.

Animal domestication in the high Arctic: Hunting and holding reindeer on the I͡Amal peninsula, northwest Siberia (2019)
Journal Article
Anderson, D. G., Harrault, L., Milek, K. B., Forbes, B. C., Kuoppamaa, M., & Plekhanov, A. V. (2019). Animal domestication in the high Arctic: Hunting and holding reindeer on the I͡Amal peninsula, northwest Siberia. Journal of Anthropological Archaeology, 55, Article 101079. https://doi.org/10.1016/j.jaa.2019.101079

The history of animal domestication in the Arctic is often represented as marginal or a weak copy of more complex pastoral situations in southern climes. This article re-assesses the classic archaeological site of I͡Arte 6 on the I͡Amal Peninsula of... Read More about Animal domestication in the high Arctic: Hunting and holding reindeer on the I͡Amal peninsula, northwest Siberia.

Faecal biomarkers can distinguish specific mammalian species in modern and past environments (2019)
Journal Article
Harrault, L., Milek, K., Jardé, E., Jeanneau, L., Derrien, M., & Anderson, D. (2019). Faecal biomarkers can distinguish specific mammalian species in modern and past environments. PLoS ONE, 14(2), Article e0211119. https://doi.org/10.1371/journal.pone.0211119

Identifying the presence of animals based on faecal deposits in modern and ancient environments is of primary importance to archaeologists, ecologists, forensic scientists, and watershed managers, but it has proven difficult to distinguish faecal mat... Read More about Faecal biomarkers can distinguish specific mammalian species in modern and past environments.

Application of a microbial source tracking based on bacterial and chemical markers in headwater and coastal catchments (2017)
Journal Article
Jardé, E., Jeanneau, L., Harrault, L., Quenot, E., Solecki, O., Petitjean, P., …Gourmelon, M. (2018). Application of a microbial source tracking based on bacterial and chemical markers in headwater and coastal catchments. Science of the Total Environment, 610-611, 55-63. https://doi.org/10.1016/j.scitotenv.2017.07.235

This study identified sources of fecal contamination in three different French headwater and coastal catchments (the Justiçou, Pen an Traon, and La Fresnaye) using a combination of microbial source tracking tools. The tools included bacterial markers... Read More about Application of a microbial source tracking based on bacterial and chemical markers in headwater and coastal catchments.

Are fecal stanols suitable to record and identify a pulse of human fecal contamination in short-term exposed shellfish? A microcosm study (2014)
Journal Article
Harrault, L., Jardé, E., Jeanneau, L., & Petitjean, P. (2014). Are fecal stanols suitable to record and identify a pulse of human fecal contamination in short-term exposed shellfish? A microcosm study. Marine Pollution Bulletin, 89(1-2), 40-48. https://doi.org/10.1016/j.marpolbul.2014.10.037

In this study, the capacity of oysters to bioaccumulate fecal stanols and to record a source-specific fingerprint was investigated by the short-term contamination of seawater microcosms containing oysters with a human effluent. Contaminated oysters b... Read More about Are fecal stanols suitable to record and identify a pulse of human fecal contamination in short-term exposed shellfish? A microcosm study.

Development of the Analysis of Fecal Stanols in the Oyster Crassostrea gigas and Identification of Fecal Contamination in Shellfish Harvesting Areas (2014)
Journal Article
Harrault, L., Jardé, E., Jeanneau, L., & Petitjean, P. (2014). Development of the Analysis of Fecal Stanols in the Oyster Crassostrea gigas and Identification of Fecal Contamination in Shellfish Harvesting Areas. Lipids, 49(6), 597-607. https://doi.org/10.1007/s11745-014-3908-5

The objective of this work was to study the effects of washing and purification steps on qualitative and quantitative analysis of fecal stanols in the oyster Crassostrea gigas using either single or a combination of lipid purification steps on silica... Read More about Development of the Analysis of Fecal Stanols in the Oyster Crassostrea gigas and Identification of Fecal Contamination in Shellfish Harvesting Areas.

Bottom-up effects of lake sediment on pelagic food-web compartments: a mesocosm study (2014)
Journal Article
Harrault, L., Allard, B., Mériguet, J., Carmignac, D., Huon, S., Gauzens, B., & Lacroix, G. (2014). Bottom-up effects of lake sediment on pelagic food-web compartments: a mesocosm study. Freshwater Biology, 59(8), 1695-1709. https://doi.org/10.1111/fwb.12375

Sediment plays a key role in organic matter (OM) and internal nutrient cycling in lakes. The role of sediment as a source of OM and its potential bottom-up effects on the pelagic food web have rarely been studied. Particularly, the influence of the b... Read More about Bottom-up effects of lake sediment on pelagic food-web compartments: a mesocosm study.

Fast mineralization of land-born C in inland waters: first experimental evidences of aquatic priming effect (2013)
Journal Article
Guenet, B., Danger, M., Harrault, L., Allard, B., Jauset-Alcala, M., Bardoux, G., …Lacroix, G. (2014). Fast mineralization of land-born C in inland waters: first experimental evidences of aquatic priming effect. Hydrobiologia, 721(1), 35-44. https://doi.org/10.1007/s10750-013-1635-1

In the context of global change, eroded soil carbon fate and its impact on aquatic ecosystems CO2 emissions are subject to intense debates. In particular, soil carbon mineralization could be enhanced by its interaction with autochthonous carbon, a pr... Read More about Fast mineralization of land-born C in inland waters: first experimental evidences of aquatic priming effect.