Photo of Dr Rachel Jeffreys

Dr Rachel Jeffreys

Earth, Ocean and Ecological Sciences

    Publications

    2019

    Megafaunal variation in the abyssal landscape of the Clarion Clipperton Zone (Journal article)

    Simon-Lledo, E., Bett, B. J., Huvenne, V. A. I., Schoening, T., Benoist, N. M. A., Jeffreys, R. M., . . . Jones, D. O. B. (2019). Megafaunal variation in the abyssal landscape of the Clarion Clipperton Zone. PROGRESS IN OCEANOGRAPHY, 170, 119-133. doi:10.1016/j.pocean.2018.11.003

    DOI: 10.1016/j.pocean.2018.11.003

    2017

    Distributional Patterns of Polychaetes Across the West Antarctic Based on DNA Barcoding and Particle Tracking Analyses. (Journal article)

    Braiser, M. J., Harle, J., Wiklund, H., Jeffreys, R. M., Linse, K., Ruhl, H. A., & Glover, A. G. (2017). Distributional Patterns of Polychaetes Across the West Antarctic Based on DNA Barcoding and Particle Tracking Analyses.. Frontiers in Marine Science. doi:10.3389/fmars.2017.00356

    DOI: 10.3389/fmars.2017.00356

    2016

    DNA barcoding uncovers cryptic diversity in 50% of deep-sea Antarctic polychaetes (Journal article)

    Brasier, M. J., Wiklund, H., Neal, L., Jeffreys, R., Linse, K., Ruhl, H., & Glover, A. G. (2016). DNA barcoding uncovers cryptic diversity in 50% of deep-sea Antarctic polychaetes. ROYAL SOCIETY OPEN SCIENCE, 3(11). doi:10.1098/rsos.160432

    DOI: 10.1098/rsos.160432

    2015

    The trophic and metabolic pathways of foraminifera in the Arabian Sea: evidence from cellular stable isotopes (Journal article)

    Jeffreys, R. M., Fisher, E. H., Gooday, A. J., Larkin, K. E., Billett, D. S. M., & Wolff, G. A. (2015). The trophic and metabolic pathways of foraminifera in the Arabian Sea: evidence from cellular stable isotopes. BIOGEOSCIENCES, 12(6), 1781-1797. doi:10.5194/bg-12-1781-2015

    DOI: 10.5194/bg-12-1781-2015

    2014

    Uptake of algal carbon and the likely synthesis of an "essential" fatty acid by Uvigerina ex. gr. semiornata (Foraminifera) within the Pakistan margin oxygen minimum zone: evidence from fatty acid biomarker and C-13 tracer experiments (Journal article)

    Larkin, K. E., Gooday, A. J., Woulds, C., Jeffreys, R. M., Schwartz, M., Cowie, G., . . . Pond, D. W. (2014). Uptake of algal carbon and the likely synthesis of an "essential" fatty acid by Uvigerina ex. gr. semiornata (Foraminifera) within the Pakistan margin oxygen minimum zone: evidence from fatty acid biomarker and C-13 tracer experiments. BIOGEOSCIENCES, 11(14), 3729-3738. doi:10.5194/bg-11-3729-2014

    DOI: 10.5194/bg-11-3729-2014

    2013

    Feeding Preferences of Abyssal Macrofauna Inferred from In Situ Pulse Chase Experiments (Journal article)

    Jeffreys, R. M., Burke, C., Jamieson, A. J., Narayanaswamy, B. E., Ruhl, H. A., Jr, S. K. L., & Witte, U. (2013). Feeding Preferences of Abyssal Macrofauna Inferred from In Situ Pulse Chase Experiments. PLOS ONE, 8(11). doi:10.1371/journal.pone.0080510

    DOI: 10.1371/journal.pone.0080510

    2012

    Deep-sea macrourid fishes scavenge on plant material: Evidence from in situ observations (vol 57, pg 621, 2010) (Journal article)

    Jeffreys, R. M., Lavaleye, M. S. S., Bergman, M. J. N., Duineveld, G. C. A., Witbaard, R., & Linley, T. (2012). Deep-sea macrourid fishes scavenge on plant material: Evidence from in situ observations (vol 57, pg 621, 2010). DEEP-SEA RESEARCH PART I-OCEANOGRAPHIC RESEARCH PAPERS, 66, 131. doi:10.1016/j.dsr.2012.04.010

    DOI: 10.1016/j.dsr.2012.04.010

    Do abyssal scavengers use phytodetritus as a food resource? Video and biochemical evidence from the Atlantic and Mediterranean (vol 58, pg 415, 2011) (Journal article)

    Jeffreys, R. M., Lavaleye, M. S. S., Bergman, M. J. N., Duineveld, G. C. A., & Witbaard, R. (2012). Do abyssal scavengers use phytodetritus as a food resource? Video and biochemical evidence from the Atlantic and Mediterranean (vol 58, pg 415, 2011). DEEP-SEA RESEARCH PART I-OCEANOGRAPHIC RESEARCH PAPERS, 66, 132-134. doi:10.1016/j.dsr.2012.04.009

    DOI: 10.1016/j.dsr.2012.04.009

    Living on the edge: single-species dominance at the Pakistan oxygen minimum zone boundary (Journal article)

    Jeffreys, R. M., Levin, L. A., Lamont, P. A., Woulds, C., Whitcraft, C. R., Mendoza, G. F., . . . Cowie, G. L. (2012). Living on the edge: single-species dominance at the Pakistan oxygen minimum zone boundary. MARINE ECOLOGY PROGRESS SERIES, 470, 79-U388. doi:10.3354/meps10019

    DOI: 10.3354/meps10019

    Spatial and tidal variation in food supply to shallow cold-water coral reefs of the Mingulay Reef complex (Outer Hebrides, Scotland) (Journal article)

    Duineveld, G. C. A., Jeffreys, R. M., Lavaleye, M. S. S., Davies, A. J., Bergman, M. J. N., Watmough, T., & Witbaard, R. (2012). Spatial and tidal variation in food supply to shallow cold-water coral reefs of the Mingulay Reef complex (Outer Hebrides, Scotland). MARINE ECOLOGY PROGRESS SERIES, 444, 97-115. doi:10.3354/meps09430

    DOI: 10.3354/meps09430

    2011

    Do abyssal scavengers use phytodetritus as a food resource? Video and biochemical evidence from the Atlantic and Mediterranean (Journal article)

    Jeffreys, R. M., Lavaleye, M. S. S., Bergman, M. J. N., Duineveld, G. C. A., & Witbaard, R. (2011). Do abyssal scavengers use phytodetritus as a food resource? Video and biochemical evidence from the Atlantic and Mediterranean. DEEP-SEA RESEARCH PART I-OCEANOGRAPHIC RESEARCH PAPERS, 58(4), 415-428. doi:10.1016/j.dsr.2011.02.002

    DOI: 10.1016/j.dsr.2011.02.002

    2010

    Deep-sea macrourid fishes scavenge on plant material: Evidence from in situ observations (Journal article)

    Jeffreys, R. M., Lavaleye, M. S. S., Bergman, M. J. N., Duineveld, G. C. A., Witbaard, R., & Linley, T. (2010). Deep-sea macrourid fishes scavenge on plant material: Evidence from in situ observations. DEEP-SEA RESEARCH PART I-OCEANOGRAPHIC RESEARCH PAPERS, 57(4), 621-627. doi:10.1016/j.dsr.2010.01.007

    DOI: 10.1016/j.dsr.2010.01.007

    2009

    Faunal responses to oxygen gradients on the Pakistan margin: A comparison of foraminiferans, macrofauna and megafauna (Journal article)

    Gooday, A. J., Levin, L. A., da Silva, A. A., Bett, B. J., Cowie, G. L., Dissard, D., . . . Woulds, C. (2009). Faunal responses to oxygen gradients on the Pakistan margin: A comparison of foraminiferans, macrofauna and megafauna. DEEP-SEA RESEARCH PART II-TOPICAL STUDIES IN OCEANOGRAPHY, 56(6-7), 488-502. doi:10.1016/j.dsr2.2008.10.003

    DOI: 10.1016/j.dsr2.2008.10.003

    Influence of oxygen on heterotrophic reworking of sedimentary lipids at the Pakistan margin (Journal article)

    Jeffreys, R. M., Wolff, G. A., & Cowie, G. L. (2009). Influence of oxygen on heterotrophic reworking of sedimentary lipids at the Pakistan margin. DEEP-SEA RESEARCH PART II-TOPICAL STUDIES IN OCEANOGRAPHY, 56(6-7), 358-375. doi:10.1016/j.dsr2.2008.06.012

    DOI: 10.1016/j.dsr2.2008.06.012

    The trophic ecology of key megafaunal species at the Pakistan Margin: Evidence from stable isotopes and lipid biomarkers (Journal article)

    Jeffreys, R. M., Wolff, G. A., & Murty, S. J. (2009). The trophic ecology of key megafaunal species at the Pakistan Margin: Evidence from stable isotopes and lipid biomarkers. DEEP-SEA RESEARCH PART I-OCEANOGRAPHIC RESEARCH PAPERS, 56(10), 1816-1833. doi:10.1016/j.dsr.2009.05.001

    DOI: 10.1016/j.dsr.2009.05.001

    2008

    Trophic structure on the West Antarctic Peninsula shelf: Detritivory and benthic inertia revealed by delta C-13 and delta N-15 analysis (Journal article)

    Mincks, S. L., Smith, C. R., Jeffreys, R. M., & Sumida, P. Y. G. (2008). Trophic structure on the West Antarctic Peninsula shelf: Detritivory and benthic inertia revealed by delta C-13 and delta N-15 analysis. DEEP-SEA RESEARCH PART II-TOPICAL STUDIES IN OCEANOGRAPHY, 55(22-23), 2502-2514. doi:10.1016/j.dsr2.2008.06.009

    DOI: 10.1016/j.dsr2.2008.06.009

    2007

    Oxygen as a control on seafloor biological communities and their roles in sedimentary carbon cycling (Journal article)

    Woulds, C., Cowie, G. L., Levin, L. A., Andersson, J. H., Middelburg, J. J., Vandewiele, S., . . . Schwartz, M. (2007). Oxygen as a control on seafloor biological communities and their roles in sedimentary carbon cycling. LIMNOLOGY AND OCEANOGRAPHY, 52(4), 1698-1709. doi:10.4319/lo.2007.52.4.1698

    DOI: 10.4319/lo.2007.52.4.1698

    2006

    INFLUENCE OF ENVIRONMENTAL CONDITIONS ON BIOGEOCHEMICAL PROCESSES IN THE ARABIAN SEA: OXYGEN AND BENTHOS (Thesis / Dissertation)

    Jeffreys, R. M. (2007). INFLUENCE OF ENVIRONMENTAL CONDITIONS ON BIOGEOCHEMICAL PROCESSES IN THE ARABIAN SEA: OXYGEN AND BENTHOS. (PhD Thesis, University of Liverpool).
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