Publications:  Prof Catherine Heppell

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.

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.

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.

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 G: 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.