Schäfer B, Beck C, Rhys H, Soteriou H, Jennings P, Beechey A, Heppell CM ( 2022 ) . Machine learning approach towards explaining water quality dynamics in an urbanised river . Scientific Reports vol. 12 , ( 1 )
Zhu Y, Jones JI, Collins AL, Zhang Y, Olde L, Rovelli L, Murphy JF, Heppell CM et al. ( 2022 ) . Separating natural from human enhanced methane emissions in headwater streams . Nature Communications vol. 13 , ( 1 )
Clark DR, McKew BA, Binley A, Heppell CM, Whitby C, Trimmer M ( 2022 ) . Hydrological properties predict the composition of microbial communities cycling methane and nitrogen in rivers . ISME Communications vol. 2 , ( 1 )
Rovelli L, Olde LA, Heppell CM, Binley A, Yvon‐Durocher G, Glud RN, Trimmer M ( 2021 ) . Contrasting biophysical controls on carbon dioxide and methane outgassing from streams . Journal of Geophysical Research Biogeosciences vol. 127 , ( 1 )
Schäfer B, Heppell CM, Rhys H, Beck C ( 2021 ) . Monitoring water quality: A citizen science success story . iScience vol. 24 , ( 11 )
Schäfer B, Heppell CM, Rhys H, Beck C ( 2021 ) . Fluctuations of water quality time series in rivers follow superstatistics . iScience102881 - 102881 .
Evans CD, Peacock M, Baird AJ, Artz RRE, Burden A, Callaghan N, Chapman PJ, Cooper HM et al. ( 2021 ) . Overriding water table control on managed peatland greenhouse gas emissions . Nature vol. 593 , ( 7860 ) 548 - 552 .
Heathwaite AL, Heppell C, Binley A, Byrne P, Lansdown K, Trimmer M, Ullah S, Zhang H ( 2021 ) . Spatial and temporal dynamics of nitrogen exchange in an upwelling reach of a groundwater-fed river and potential response to perturbations changing rainfall patterns under UK climate change scenarios . Hydrological Processes vol. 35 , ( 4 )
Ritson JP, Alderson DM, Robinson CH, Burkitt AE, Heinemeyer A, Stimson AG, Gallego-Sala A, Harris A et al. ( 2020 ) . Towards a microbial process-based understanding of the resilience of peatland ecosystem service provisioning – a research agenda . The Science of The Total Environment143467 - 143467 .
Beven K, Asadullah A, Bates P, Blyth E, Chappell N, Child S, Cloke H, Dadson S et al. ( 2020 ) . Developing observational methods to drive future hydrological science: Can we make a start as a community? . Hydrological Processes vol. 34 , ( 3 ) 868 - 873 .
Stanley KM, Heppell CM, Belyea LR, Baird AJ, Field RH ( 2019 ) . The importance of CH 4 ebullition in floodplain fens . Journal of Geophysical Research: Biogeosciences Article 2018JG004902 ,
Rovelli L, Attard KM, Heppell CM, Binley A, Trimmer M, Glud RN ( 2018 ) . Headwater gas exchange quantified from O2 mass balances at the reach scale . Limnol Oceanogr Methods vol. 16 , ( 10 ) 696 - 709 .
Mansour I, Heppell CM, Ryo M, Rillig MC ( 2018 ) . Application of the microbial community coalescence concept to riverine networks . Biological Reviews
Thompson JR, Iravani H, Clilverd HM, Sayer CD, Heppell CM, Axmacher JC ( 2017 ) . Simulation of the hydrological impacts of climate change on a restored floodplain . Hydrological Sciences Journal1 - 29 .
HEPPELL CM ( 2017 ) . Hydrological controls on DOC:nitrate resources stoichiometry in a lowland, agricultural catchment, southern UK . Hydrology and Earth System Sciences
Rovelli L, Attard KM, Binley A, Heppell CM, Stahl H, Trimmer M, Glud RN ( 2017 ) . Reach-scale river metabolism across contrasting sub-catchment geologies: Effect of light and hydrology . Limnology and Oceanography
Clilverd HM, Thompson JR, Heppell CM, Sayer CD, Axmacher JC ( 2016 ) . Coupled Hydrological/Hydraulic Modelling of River Restoration Impacts and Floodplain Hydrodynamics . River Research and Applications vol. 32 , ( 9 ) 1927 - 1948 .
TRIMMER M ( 2016 ) . Importance and controls of anaerobic ammonium oxidation influenced by riverbed geology . Nature Geoscience
Jin L, Whitehead PG, Heppell CM, Lansdown K, Purdie DA, Trimmer M ( 2016 ) . Modelling flow and inorganic nitrogen dynamics on the Hampshire Avon: Linking upstream processes to downstream water quality . Sci Total Environ vol. 572 , 1496 - 1506 .
Laws J, Heppell K, Sheahan D, Liu CF, Grey J ( 2016 ) . No such thing as a free meal: organotin transfer across the freshwater–terrestrial interface . Freshwater Biology vol. 61 , ( 12 ) 2051 - 2062 .
Meijles EW, Dowd JF, Williams AG, Heppell CM ( 2015 ) . Generation of storm runoff and the role of animals in a small upland headwater stream . Ecohydrology vol. 8 , ( 7 ) 1312 - 1325 .
Byrne P, Zhang H, Ullah S, Binley A, Heathwaite AL, Heppell CM, Lansdown K, Trimmer M ( 2015 ) . Diffusive equilibrium in thin films provides evidence of suppression of hyporheic exchange and large-scale nitrate transformation in a groundwater-fed river . Hydrological Processes vol. 29 , ( 6 ) 1385 - 1396 .
Huygens D, Trimmer M, Rütting T, Müller C, Heppell CM, Lansdown K, Boeckx P ( 2015 ) . Biogeochemical nitrogen cycling in wetland ecosystems: Nitrogen-15 isotope techniques . Methods in Biogeochemistry of Wetlands ,
Lansdown K, Heppell CM, Trimmer M, Binley A, Heathwaite AL, Byrne P, Zhang H ( 2015 ) . The interplay between transport and reaction rates as controls on nitrate attenuation in permeable, streambed sediments . Journal of Geophysical Research: Biogeosciences vol. 120 , ( 6 ) 1093 - 1109 .
Byrne P, Binley A, Heathwaite AL, Ullah S, Heppell CM, Lansdown K, Zhang H, Trimmer M et al. ( 2014 ) . Control of river stage on the reactive chemistry of the hyporheic zone . Hydrological Processes vol. 28 , ( 17 ) 4766 - 4779 .
Gibbs HM, Gurnell AM, Heppell CM, Spencer KL ( 2014 ) . The role of vegetation in the retention of fine sediment and associated metal contaminants in London's rivers . Earth Surface Processes and Landforms vol. 39 , ( 8 ) 1115 - 1127 .
Lansdown K, Heppell CM, Dossena M, Ullah S, Heathwaite AL, Binley A, Zhang H, Trimmer M ( 2014 ) . Fine-scale in situ measurement of riverbed nitrate production and consumption in an armored permeable riverbed . Environ Sci Technol vol. 48 , ( 8 ) 4425 - 4434 .
Ullah S, Zhang H, Heathwaite AL, Heppell C, Lansdown K, Binley A, Trimmer M ( 2014 ) . Influence of emergent vegetation on nitrate cycling in sediments of a groundwater-fed river . BIOGEOCHEMISTRY vol. 118 , ( 1-3 ) 121 - 134 .
Heppell C, Heathwaite AL, Binley A, Byrne P, Ullah S, Lansdown K, Keenan P, Trimmer M et al. ( 2014 ) . Interpreting spatial patterns in redox and coupled water-nitrogen fluxes in the streambed of a gaining river reach . BIOGEOCHEMISTRY vol. 117 , ( 2-3 ) 491 - 509 .
Byrne P, Zhang H, Ullah S, Binley A, Heathwaite AL, Heppell CM, Lansdown K, Trimmer M ( 2014 ) . Diffusive equilibrium in thin films provides evidence of suppression of hyporheic exchange and large-scale nitrate transformation in a groundwater-fed river . Hydrological Processes
Hu H, Binley A, Heppell CM, Lansdown K, Mao X ( 2014 ) . Impact of microforms on nitrate transport at the groundwater-surface water interface in gaining streams . Advances in Water Resources vol. 73 , 185 - 197 .
Stamp I, Baird AJ, Heppell CM ( 2013 ) . The importance of ebullition as a mechanism of methane (CH4) loss to the atmosphere in a northern peatland . GEOPHYSICAL RESEARCH LETTERS vol. 40 , ( 10 ) 2087 - 2090 .
Clilverd HM, Thompson JR, Heppell CM, Sayer CD, Axmacher JC ( 2013 ) . River-floodplain hydrology of an embanked lowland Chalk river and initial response to embankment removal . HYDROLOGICAL SCIENCES JOURNAL-JOURNAL DES SCIENCES HYDROLOGIQUES vol. 58 , ( 3 ) 627 - 650 .
Byrne P, Binley A, Heathwaite AL, Ullah S, Heppell CM, Lansdown K, Zhang H, Trimmer M et al. ( 2013 ) . Control of river stage on the reactive chemistry of the hyporheic zone . Hydrological Processes
Byrne P, Zhang H, Heathwaite L, Binley A, Ullah S, Kaeser D, Heppell K, Lansdown K et al. ( 2013 ) . PASSIVE PORE WATER SAMPLING PROVIDES EVIDENCE OF SUPPRESSION OF HYPORHEIC EXCHANGE AND NITRATE TRANSFORMATION IN A GROUNDWATER-FED RIVER . PROCEEDINGS OF THE 13TH INTERNATIONAL CONFERENCE ON ENVIRONMENTAL SCIENCE AND TECHNOLOGY .
Binley A, Ullah S, Heathwaite AL, HEPPELL CM, Byrne P, Lansdown K, Trimmer M, Zhang H ( 2013 ) . Revealing the spatial variability of water fluxes at the groundwater-surface water interface . Water Resources Research vol. 49 , ( 7 ) 3978 - 3992 .
Kadiri M, Spencer KL, Heppell CM ( 2012 ) . Potential contaminant release from agricultural soil and dredged sediment following managed realignment . JOURNAL OF SOILS AND SEDIMENTS vol. 12 , ( 10 ) 1581 - 1592 .
Trimmer M, Grey J, Heppell CM, Hildrew AG, Lansdown K, Stahl H, Yvon-Durocher G ( 2012 ) . River bed carbon and nitrogen cycling: State of play and some new directions . Science of the Total Environment vol. 434 , 143 - 158 .
Trimmer M, Grey J, Heppell CM, Hildrew AG, Lansdown K, Stahl H, Yvon-Durocher G ( 2012 ) . River bed carbon and nitrogen cycling: state of play and some new directions . Sci Total Environ vol. 434 , 143 - 158 .
Lansdown K, Trimmer M, Heppell CM, Sgouridis F, Ullah S, Heathwaite AL, Binley A, Zhang H ( 2012 ) . Characterization of the key pathways of dissimilatory nitrate reduction and their response to complex organic substrates in hyporheic sediments . LIMNOLOGY AND OCEANOGRAPHY vol. 57 , ( 2 ) 387 - 400 .
Ullah S, Zhang H, Heathwaite AL, Binley A, Lansdown K, HEPPELL CM, Trimmer M ( 2012 ) . In situ measurement of redox sensitive solutes at high spatial resolution in a riverbed using Diffusive Equilibrium in Thin Films (DET) . Ecological Engineering vol. 49 , 18 - 26 .
Sgouridis F, Heppell CM, Wharton G, Lansdown K, Trimmer M ( 2011 ) . Denitrification and dissimilatory nitrate reduction to ammonium (DNRA) in a temperate re-connected floodplain . Water Res vol. 45 , ( 16 ) 4909 - 4922 .
Kadiri M, Spencer KL, Heppell CM, Fletcher P ( 2011 ) . Sediment characteristics of a restored saltmarsh and mudflat in a managed realignment scheme in Southeast England . Hydrobiologia vol. 672 , ( 1 ) 79 - 89 .
Krause S, Hannah DM, Fleckenstein JH, Heppell CM, Kaeser D, Pickup R, Pinay G, Robertson AL et al. ( 2011 ) . Inter-disciplinary perspectives on processes in the hyporheic zone . ECOHYDROLOGY vol. 4 , ( 4 ) 481 - 499 .
Baird AJ, Stamp I, Heppell CM, Green SM ( 2010 ) . CH4 flux from peatlands: a new measurement method . ECOHYDROLOGY vol. 3 , ( 3 ) 360 - 367 .
Heppell CM, Wharton G, Cotton JAC, Bass JAB, Roberts SE ( 2009 ) . Sediment storage in the shallow hyporheic of lowland vegetated river reaches . HYDROLOGICAL PROCESSES vol. 23 , ( 15 ) 2239 - 2251 .
Trimmer M, Sanders IA, HEPPELL C ( 2009 ) . Carbon and nitrogen cycling in a vegetated lowland chalk river impacted by sediment . Hydrological Processes vol. 23 , ( 15 ) 2225 - 2238 .
Cundy AB, Lafite R, Taylor JA, Hopkinson L, Deloffre J, Charman R, Gilpin M, Spencer KL et al. ( 2007 ) . Sediment transfer and accumulation in two contrasting salt marsh/mudflat systems: the Seine estuary (France) and the Medway estuary (UK) . HYDROBIOLOGIA vol. 588 , 125 - 134 .
Sanders IA, Heppell CM, Cotton JA, Wharton G, Hildrew AG, Flowers EJ, Trimmer M ( 2007 ) . Emission of methane from chalk streams has potential implications for agricultural practices . FRESHWATER BIOL vol. 52 , ( 6 ) 1176 - 1186 .
Wharton G, Cotton JA, Wotton RS, Bass JAB, Heppell CM, Trimmer M, Sanders IA, Warren LL ( 2006 ) . Macrophytes and suspension-feeding invertebrates modify flows and fine sediments in the Frome and Piddle catchments, Dorset (UK) . J HYDROL vol. 330 , ( 1-2 ) 171 - 184 .
Cotton JA, Wharton G, Bass JAB, Heppell CM, Wotton RS ( 2006 ) . The effects of seasonal changes to in-stream vegetation cover on patterns of flow and accumulation of sediment . GEOMORPHOLOGY vol. 77 , ( 3-4 ) 320 - 334 .
Heppell CM, Chapman AS ( 2006 ) . Analysis of a two-component hydrograph separation model to predict herbicide runoff in drained soils . AGR WATER MANAGE vol. 79 , ( 2 ) 177 - 207 .
Cundy AB, Hopkinson L, Lafite R, Spencer K, Taylor JA, Ouddane B, Heppell CM, Carey PJ et al. ( 2005 ) . Heavy metal distribution and accumulation in two Spartina sp.-dominated macrotidal salt marshes from the Seine estuary (France) and the Medway estuary (UK) . APPL GEOCHEM vol. 20 , ( 6 ) 1195 - 1208 .
Heppell CM, Chapman AS, Bidwell VJ, Forrester G, Kilfeather AA ( 2004 ) . A lysimeter experiment to investigate the effect of surface sealing on hydrology and pesticide loss from the reconstructed profile of a clay soil. 1. Hydrological characteristics . SOIL USE MANAGE vol. 20 , ( 4 ) 373 - 383 .
Heppell CM, Chapman AS, Bidwell VJ, Kilfeather AA ( 2004 ) . A packed lysimeter experiment to investigate the effect of surface sealing on hydrology and pesticide loss from the reconstructed profile of a clay soil. 2. Pesticide loss . SOIL USE MANAGE vol. 20 , ( 4 ) 384 - 393 .
Jenns N, Heppell CM, Burt TP, Walden J, Foster IDL ( 2002 ) . Investigating contemporary and historical sediment inputs to Slapton Higher Ley: an analysis of the robustness of source ascription methods when applied to lake sediment data . HYDROL PROCESS vol. 16 , ( 17 ) 3467 - 3486 .
Heppell CM, Worrall F, Burt TP, Williams RJ ( 2002 ) . A classification of drainage and macropore flow in an agricultural catchment . HYDROL PROCESS vol. 16 , ( 1 ) 27 - 46 .
Heppell CM, Burt TP, Williams RJ ( 2000 ) . Variations in the hydrology of an underdrained clay hillslope . Journal of Hydrology vol. 227 , ( 1-4 ) 236 - 256 .
Heppell CM, Burt TP, Williams RJ, Johnson AC ( 2000 ) . A laboratory investigation of the release of a conservative tracer and herbicide from topsoil aggregates under varying rainfall intensities . Soil Use and Management vol. 16 , ( 3 ) 175 - 182 .
Heppell CM, Burt TP, Williams RJ, Haria AH ( 1999 ) . The influence of hydrological pathways on the transport of the herbicide, isoproturon, through an underdrained clay soil . Water Science and Technology . vol. 39 , 77 - 84 .