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Publication summary and citation information:

Peer-reviewed publications: 72 (including two book chapters). Total publications: 83.

Citation statistics (as of February 2014):

H-index: 29, i10-index: 51 (Google Scholar),

Total citations: ~2,500. Average citations per peer reviewed publication: ~35.

Cover Articles, Publication Highlights and Awards

Editor’s Highlight, Water Resources Research, “Agricultural chemical export dynamics in a watershed,” Vol. 47, art. no. W00J02, 2011.

Editor’s Highlight, Geophysical Research Letters, “Particle deposition and clogging: Microstudies of colloids moving through pore spaces,” Vol. 34, No. 18, 2007.

Cover Image, Geophysical Research Letters, “Tomographic images of colloidal zirconia deposits within a porous medium composed of glass beads,” Vol. 34, No. 18, 2007.

Editor’s Highlight, Geophysical Research Letters, “Particle deposition and clogging: Microstudies of colloids moving through pore spaces,” Vol. 34, No. 18, 2007.

Editor’s Highlight, Geophysical Research Letters, “Fractal topography and groundwater flow,” Vol. 34, No. 7, 2007.

Cover Image, Applied and Environmental Microbiology, “Retention of Cryptosporidium parvum oocysts in a Pseudomonas aeruginosa biofilm resolved by confocal microscopy,” Vol. 72, No. 9, 2006.

Editor’s Highlight, Geophysical Research Letters, “Using surface topography to predict groundwater flow patterns,” Vol. 33, No. 7, 2006.

Work Featured in Popular Press and Congressional Briefs

Reno News and Review, “Real scientists on climate change,” D. Myers, June 14, 2012.

McCormick News, “Engineers for a Sustainable World students conduct water research in Chile,” Sep. 19, 2011,

McCormick News, “Engineers for a Sustainable World builds ram pumps in Philippines,” Dec. 6, 2010,

El Mercurio (Santiago, Chile), “El arsénico y el boro no dejan florecer al Valle de Lluta,” (Arsenic and boron prevent the Lluta River valley from blooming), July 21, 2009.

McCormick Magazine, “To Chile's deserts, mountains, and snow to see how arsenic flows,” E. Ashford, Spring 2009.

American Geophysical Union, Image of the week, "Micro-scale imaging of particle deposits helps to predict the evolution of sedimentary systems," April, 2008.

The Journal of Young Investigators, “Carbon cycle in the rivers; a drop from the ocean,” M. Ziadh, Vol. 3, No. 18, March, 2008.

The New Nation, “Studying rivers for clues to global carbon cycle,” T. Munna, February 25, 2008., “Rivers – The Missing Pieces of Global Carbon Cycle,” P. Sequeira, February 23, 2008.

New Energy and Fuel, “A look at another carbon cycle sink,” February 13, 2008

Science Daily, “Rivers form larger component of global carbon cycling than previously thought”, February 12, 2008.

The Assam Chronicle, “Rivers contribute much more to global carbon cycling than previously believed,” February 11, 2008.

Terra Daily, “Studying Rivers For Clues To Global Carbon Cycle,” February 11, 2008.

Asia News International (ANI news service), “Carbon processing in rivers is a bigger component of global carbon cycling than previously believed” February 10, 2008., “What rivers can teach us about climate change,” R. McGee, February 9, 2008

Digital Journal, “Rivers Studied for Clues to Global Carbon Cycle,” B. Ewing, February 8, 2008.

Bio-Medicine, “Studying rivers for clues to global carbon cycle,” February 8, 2008.

Chicago Tribune, “Great Lakes key front in water wars,” T. Jones, October 28, 2007 (Front page).

Northwestern Centerpiece, “Imaging of colloidal deposits in granular porous media by x-ray difference micro-tomography.” Vol. 7, No. 1, Fall 2007.

Congressional Brief, “Migration of zoonotic pathogens in aquatic systems,” USDA, March, 2007.

McCormick by Design, “Legionnaire’s Disease: McCormick, Feinberg join the fight,” Fall 2006.

Invited Commentaries and Articles in Popular Press:

1. Packman, A.I., 2013, Building bacterial bridges, Nature Geoscience, 6, 682-683, doi:10.1038/ngeo1938.

2. Wuebbles, D., and Packman, A., June 6 2012, Extraordinary extremes: Climate scientists explain our crazy weather, Chicago Tribune.

Book chapters:

1. Medina, M.A., Doneker, R.L., Grosso, N., Johns, D.M., Lung, W., Mohsen, M.F.N., Packman, A.I., and Roberts, P.J. 2004, Surface water-ground water interactions and modeling applications. In Contaminated Ground Water and Sediment: Modeling for Management and Remediation, C.C. Chien, M.A. Medina, Jr., G.F.Pinder, D.D. Reible, B.E. Sleep; and C. Zheng (eds.), CRC Press, 1-62.

2. Packman, A.I., and Bencala, K.E. 2000, Modeling methods in the study of surface-subsurface hydrologic interactions, in Streams and Ground Waters, J.B. Jones and P.J. Mulholland (eds.), Academic Press, 45-80.

Papers published in peer-reviewed journals:

1. Kelly, J.J., Minalt, N., Culotti, A.C., Pryor, M., and Packman, A.I., Temporal variations in the abundance and composition of biofilm communities colonizing drinking water distribution pipes, PLoS One, in revision.

2. Culotti, A.C., Packman, A.I., Pseudomonas aeruginosa promotes Escherichia coli biofilm formation in nutrient-limited conditions, PLoS One, in revision.

3. Aubeneau, A.F., Drummond, J.D., Schumer, R., Bolster, D., Tank, J.L., Packman, A.I., Effects of benthic and hyporheic reactive transport on breakthrough curves, Freshwater Science, in revision.

4. Drummond, J.D., Aubeneau, A.F., Packman, A.I., Stochastic modeling of fine particle dynamics in rivers, Water Resources Research, revised/resubmitted.

5. Boano, F., Harvey, J.W., Marion, A., Packman, A.I., Revelli, R., Ridolfi, L., and Wörman, A, Hyporheic flow and transport processes, Reviews of Geophysics, revised/resubmitted.

6. Song, J.L, Au, K.H., Huynh, K.T., Zhang, W., Packman, A.I., 2014, Biofilm responses to smooth flow fields and chemical gradients in novel microfluidic flow cells, Biotechnology and Bioengineering, 111(3), 597-607.

7. Stonedahl, S.H., Harvey, J.W., and Packman, A.I., 2013, Interactions between hyporheic flow produced by stream meanders, bars, and dunes, Water Resources Research, 9, 5450–5461, doi:10.1002/wrcr.20400.

8. Shogan, B., Smith, D., Packman, A., Kelley, S., Landon, E., Bhangar, S., Vora, G., Jones, R., Keegan, K., Stephens, B., Ramos, T., Kirkup, B., Levin, H., Rosenthal, M., Foxman, B., Chang, E., Siegel, J., Cobey, S., An, G., Alverdy, J., Olsiewski, P., Martin, M., Marrs, R., Hernandez, M., Christley, S., Morowitz, M., Weber, S. The Hospital Microbiome Project: Meeting Report for the 2nd Hospital Microbiome Project, Chicago, USA, January 15th, 2013. Standards in Genomic Sciences, North America, 8, Jul. 2013. Available at: <>

9. Tseng, B.S., Zhang, W., Quach, T.P., Harrison, J.J., Song, J.L., Chopp, D.L., Packman, A.I., Parsek, M.R., 2013, The extracellular matrix protects Pseudomonas aeruginosa biofilms by limiting the penetration of tobramycin, Environmental Microbiology, 15(10), 2865-2878, doi: 10.1111/1462-2920.12155.

10. Patil, S., Covino, T., Packman, A.I., McGlynn, B., Drummond, J.D., Payn, R., and Schumer, R., 2013, Intra-stream variability in tracer breakthrough curves: Controls on solute retention behavior, Journal of Geophysical Research-Earth Surface, 118(2), 413–422, doi:10.1029/2012JF002455.

11. Zhang, W., Sileika, T., Packman, A.I, 2013, Effects of fluid flow conditions on interactions between species in biofilms, FEMS Microbiology Ecology, 84(2), 344-354, doi: 10.1111/1574-6941.12066.

12. Bradford, S.A., Morales, V.L., Zhang, W., Harvey, R.W., Packman, A.I., Mohanram, A., and Welty, C., 2013, Transport and fate of microbial pathogens in agricultural settings, Critical Reviews in Environmental Science and Technology, 43, 775–893.

13. Harvey, J.W., Drummond, J.D., Martin, R.L., McPhillips, L.E., Packman, A.I., Jerolmack, D.J., Stonedahl, S.H., Aubeneau, A.F., Sawyer, A.H., Larsen, L.G., and Tobias, C.R., 2012, Hydrogeomorphology of the hyporheic zone: Stream solute and fine particle interactions with mobile bedforms and floods, Journal of Geophysical Research-Biogeosciences, 117, G00N11, doi:10.1029/2012JG002043.

14. Park, Y., Atwill, E.R., Lingling, H., Packman, A., and Harter, T., 2012, Deposition of Cryptosporidium parvum oocysts in porous media: A synthesis of attachment efficiencies measured under varying environmental conditions, Environmental Science and Technology, 46(17), 9491-9500, doi 10.1021/es300564w

15. Zhang, Y., Meerschaert, M.M., and Packman, A.I., 2012, Linking fluvial bed sediment transport across scales, Geophysical Research Letters, 39, L20404, doi:10.1029/2012GL053476.

16. Stonedahl, S.H., Harvey, J.W., Detty, J., Aubeneau, A., and Packman, A.I., 2012, Physical controls and predictability of stream hyporheic flow evaluated with a multi-scale model, Water Resources Research, 48, W10513, doi:10.1029/2011WR011582.

17. Drummond, J.D., Covino, T.P., Aubeneau, A.F., Leong, D., Patil, S., Schumer, R., and Packman, A.I., 2012, Effects of solute breakthrough curve tail truncation on residence time estimates: A synthesis of solute tracer injection studies, Journal of Geophysical Research-Biogeosciences, 117, art. no. G00N08, doi:10.1029/2012JG002019.

18. Cullis, J., Gillis, C., Bothwell, M. , Kilroy, C., Packman, A.I. , and Hassan, M., 2012, A conceptual model for the growth, persistence, and blooming behavior of the benthic mat-forming diatom Didymosphenia geminata in oligotrophic streams, Journal of Geophysical Research-Biogeosciences, 117, art. no. G00N03, doi: 10.1029/2011JG001891.

19. Zhang, W., Sileika, T., Chen, C., Liu, Y., and Packman, A.I., 2011, A novel planar flow cell for studies of biofilm heterogeneity and flow-biofilm interactions, Biotechnology and Bioengineering, 108(11):2571-82. doi: 10.1002/bit.2323.

20. Liu, Y., Zhang, W., Sileika, T., Warta, R., Cianciotto, N.P., and Packman, A.I., 2011, Disinfection of bacterial biofilms in pilot-scale cooling tower systems, Biofouling, 27(4):393-402.

21. Thompson, S.E., Harman, C. J., Schumer, R., Wilson, J.S., Basu, N.B., Brooks, P.D., Donner, S.D., Hassan, M.A., Packman, A I., Rao, P.S.C., Troch, P.A., and Sivapalan, M., 2011, Patterns, puzzles and people: Implementing hydrologic synthesis, Hydrological Processes, 25, 3256–3266.

22. Guan, K., Thompson, S.E., Harman, C.J., Basu, N.B., Rao, P.S.C., Sivapalan, M., Packman, A.I., and Kalita, P.K., 2011, Spatio-temporal scaling of hydrological and agrochemical export dynamics in a tile-drained Midwestern watershed, 47, W00J02, Water Resources Research, doi:10.1029/2010WR009997 [Editor’s highlighted article].

23. Larned, S.T., Packman, A.I., Plew, D.R., and Vopel, K., 2011, Interactions between the mat-forming alga Didymosphenia geminata and its hydrodynamic environment, Limnology and Oceanography: Fluids and Environments, 1, 4–22, doi: 10.1215/21573698-1152081 [selected as lead article for new journal.]

24. Stonedahl, S.H., Harvey, J.W., Wörman, A., Salehin, M., and Packman, A.I., 2010, A multi-scale model for integrating hyporheic exchange from ripples to meanders, Water Resources Research, 46, W12539, doi:10.1029/2009WR008865.

25. Chen, C., Packman, A.I., Zhang, D., and Gaillard, J.-F., 2010, A multi-scale investigation of coupled interfacial transport, pore fluid flow, and fine particle deposition in a sediment bed, Water Resources Research, 46, W11560, doi:10.1029/2009WR009018.

26. Arnon, S., Marx, L.P., Searcy, K.E., and Packman, A.I., 2010, Effects of overlying velocity, particle size and biofilm growth on stream-subsurface exchange of particles, Hydrological Processes, 24(1), 108-114, doi:10.1002/hyp.7490.

27. Chen, C., Lau, B. L. T., Gaillard, J.-F., and Packman, A.I., 2009, Temporal evolution of pore geometry, fluid flow, and solute transport resulting from colloid deposition, Water Resources Research, 45, W06416, doi:10.1029/2008WR007252.

28. Chen, C., Packman, A. I., and Gaillard, J.-F., 2009, Using X-ray micro-tomography and pore-scale modeling to quantify sediment mixing and fluid flow in a developing streambed, Geophysical Research Letters, 36, L08403, doi:10.1029/2009GL037157.

29. Liu, Y., Zhang, W., Sileika, T., Warta, R., Cianciotto, N.P., and Packman, A.I., 2009, Role of bacterial adhesion in the microbial ecology of biofilms in cooling tower systems, Biofouling, 25:3, 241-253, doi: 10.1080/08927010802713414.

30. Chen, C., Packman, A. I., and Gaillard, J.-F. 2008, Pore-scale analysis of permeability reduction resulting from colloid deposition, Geophysical Research Letters, 35, L07404, doi:10.1029/2007GL033077.

31. Battin, T.J., Kaplan, L.A., Findlay, S., Hopkinson, C.S., Marti, E., Packman, A.I., Newbold, J.D., and Sabater, F., 2008, Biophysical controls on organic carbon fluxes in fluvial networks, Nature Geoscience, 1, 95-100, doi:10.1038/ngeo101.

32. Marion A., Packman, A.I., Zaramella, M., and Botticin, A., 2008, Hyporheic flow in stratified beds, Water Resources Research, 44, W09433, doi:10.1029/2007WR006079.

33. Cardenas, M.B., Harvey, J.W., Packman, A.I., and Scott, D.T., 2008, Ground-based thermography of fluvial systems at low and high discharge reveals potential complex thermal heterogeneity driven by flow variation and bioroughness, Hydrological Processes, 22(7), 980-986, doi:10.1002/hyp.6996.

34. Wörman, A., Packman, A.I., Marklund, L., Harvey, J.W., and Stone, S.H., 2007, Fractal topography and subsurface water flows from fluvial bedforms to the continental shield, Geophysical Research Letters, 34(7), L07402, doi:10.1029/2007GL029426 [Editor’s highlighted article].

35. Boano, F., Packman, A.I., Cortis, A., Revelli, R., and Ridolfi, L., 2007, A continuous time random walk approach to the stream transport of solutes, Water Resources Research, 43, W10425, doi:10.1029/2007WR006062.

36. Gaillard, J.-F., Chen, C., Stonedahl, S.H., Lau, B.L.T., Keane, D.T, and Packman, A.I., 2007, Imaging of colloidal deposits in granular porous media by x-ray difference micro-tomography, Geophysical Research Letters, 34(18), L18404, doi:10.1029/2007GL030514 [Cover article and Editor’s highlighted article].

37. Arnon, S., Gray, K.A., and Packman, A.I., 2007, Biophysicochemical process coupling controls nitrogen utilization by benthic biofilms, Limnology and Oceanography, 52(4), 2007, 1665-1671.

38. Arnon, S., Peterson, C.G., Gray, K.A., and Packman, A.I., 2007, Influence of flow conditions and system geometry on nitrate utilization by benthic biofilms: Implications for nutrient mitigation, Environmental Science & Technology, 41(23), 8142-8148, doi:10.1021/es0710048.

39. Ren, J., and Packman, A.I., 2007, Changes in fine sediment size distributions due to interactions with streambed sediments, Sedimentary Geology, 202, 529-537, doi:10.1016/j.sedgeo.2007.03.021.

40. Arnon, S., Packman, A.I., Peterson, C.G., and Gray, K.A., 2007, Effects of overlying velocity on periphyton structure and denitrification, JGR-Biogeosciences, 112, G01002, doi:10.1029/2006JG000235.

41. Ryan, R.J., Packman, A.I., and Kilham, S.S., 2007, Relating phosphorus uptake to changes in transient storage and streambed sediment characteristics in headwater tributaries of Valley Creek, an urbanizing watershed, Journal of Hydrology, 336(3-4), 444-457.

42. Searcy, K.E., Packman, A.I., Atwill, E.R., and Harter, T., 2006, Capture and retention of Cryptosporidium parvum oocysts by Pseudomonas aeruginosa biofilms, Applied and Environmental Microbiology, 72(9), doi:10.1128/AEM.00344-06, 6242-6247 [Cover article].

43. Cortis, A., Harter, T., Hou, L., Atwill, E.R., Packman, A.I., and Green, P.G., 2006, Transport of Cryptosporidium parvum in porous media: Long-term elution experiments and continuous time random walk filtration modeling, Water Resources Research, 42, W12S13, doi:10.1029/2006WR004897.

44. Packman, A.I., Marion, A., Zaramella, M., Chen, C., Gaillard, J-F, and Keane, D., 2006, Development of layered sediment structure and its effects on pore water transport and hyporheic exchange, Water, Air, and Soil Pollution: Focus, 6(5-6), doi:10.1007/s11267-006-9057-y.

45. Ryan, R.J., and Packman, A.I., 2006, Changes in streambed sediment characteristics and solute transport in the headwaters of Valley Creek, an urbanizing watershed, Journal of Hydrology, 323(1-4), doi:10.1016/j.jhydrol.2005.06.042, 74-91.

46. Searcy, K.E., Packman, A.I., Atwill, E.R., and Harter, T., 2006, Deposition of Cryptosporidium oocysts by stream-subsurface exchange, Applied and Environmental Microbiology, 72(3), 1810-1816.

47. Wörman, A., Packman, A.I., Marklund, L., Harvey, J.W., and Stone, S.H., 2006, Exact three-dimensional spectral solution to surface-groundwater interactions with arbitrary surface topography, Geophysical Research Letters, 33(7), L07402, doi:10.1029/2006GL025747 [Editor’s highlighted article].

48. Zaramella, M., Marion, A. and Packman, A.I., 2006, Applicability of the Transient Storage Model to the hyporheic exchange of metals and colloids, Journal of Contaminant Hydrology, 84(1-2), 21-35.

49. Wörman, A., Kløve, B., Wachniew, P., Czupryński, P., and Packman, A., 2005, Tracer test in Hobøl Creek, Norway, under different flow conditions, Acta Geophysica Polonica, 53(4), 517-526.

50. Rehg, K.J., Packman, A.I., and Ren, J. 2005, Effects of suspended sediment characteristics and bed sediment transport on streambed clogging, Hydrological Processes, 19(2), 413-427.

51. Searcy, K.E., Packman, A.I., Atwill, E.R., and Harter, T., 2005, Association of Cryptosporidium parvum with suspended particles: Impact on oocyst sedimentation, Applied and Environmental Microbiology, 71(2), 1072-1078.

52. Ren, J., and Packman, A.I., 2005, Coupled stream-subsurface exchange of colloidal hematite and dissolved zinc, copper and phosphate, Environmental Science & Technology, 39(17), 6387-6394.

53. Salehin, M., Packman, A.I., and M. Paradis, 2004, Hyporheic exchange with heterogeneous streambeds: Modeling and laboratory experiments, Water Resources Research, 40(11), W11504, doi:10.1029/2003WR002567.

54. Ren, J., and Packman, A.I., 2004, Stream-subsurface exchange of zinc in the presence of silica and kaolinite colloids, Environmental Science & Technology, 38(24), 6571-6581.

55. Packman, A.I., Salehin, M., and Zaramella, M. 2004, Hyporheic exchange with gravel beds: Basic hydrodynamic interactions and bedform-induced advective flows, Journal of Hydraulic Engineering, 130(7), 647-656.

56. Ren, J., and Packman, A.I. 2004, Modeling of simultaneous exchange of colloids and sorbing contaminants between streams and streambeds, Environmental Science & Technology, 38(1), doi:10.1021/es034852l, 2901-2911.

57. Packman, A.I., and Jerolmack, D. 2004, The role of physicochemical process in controlling sediment transport and deposition in turbidity currents, Marine Geology, 204(1-2), doi:10.1016/S0025-3227(03)00359-1, 1-9.

58. Ryan, R.J., Packman, A.I., and Welty, C. 2004, Estimation of solute transport and storage parameters in a stream with anthropogenically produced unsteady flow and industrial bromide input, Water Resources Research, 40(1), W01602, doi:10.1029/2003WR002458.

59. Packman, A.I., Battin, T.J., and Newbold, J.D. 2003, Coupling of hydrodynamical, biological, and geochemical processes in streambeds, Archives of Hydro-Engineering & Environmental Mechanics, 50(2), 107-123.

60. Salehin, M., Packman, A.I., and Wörman, A. 2003, Comparison of hyporheic exchange in vegetated and unvegetated reaches of a small agricultural stream in Sweden: Seasonal variation and anthropogenic manipulation, Advances in Water Resources, 26(9), 951-964.

61. Zaramella, M., Packman, A.I., and Marion, A. 2003, Application of the Transient Storage Model to analyze advective hyporheic exchange with deep and shallow sediment beds, Water Resources Research, 39(7), doi:10.1029/2002WR001344.

62. Ren, J., and Packman, A.I. 2003, Stream-subsurface exchange, suspended sediment transport, and the coupled transport of colloids and contaminants in streambeds, International Journal of Sediment Research, 18(2), 199-207.

63. Packman, A.I., and Salehin, M. 2003, Relative roles of stream flow and sedimentary conditions in controlling hyporheic exchange, Hydrobiologia, 494, 291-297.

64. Marion, A., Zaramella, M., and Packman, A.I. 2003, Parameter estimation of the Transient Storage Model for stream-subsurface exchange, Journal of Environmental Engineering, 129(5), 456-463.

65. Packman, A.I, and MacKay, J.S. 2003, Interplay of stream-subsurface exchange, clay particle deposition, and stream bed evolution, Water Resources Research, 39(4), 1097, doi:10.1029/2002WR001432.

66. Marion, A., Bellinello, M., Guymer, I., and Packman, A.I. 2002, Effect of bed form geometry on the penetration of passive solutes into a stream bed, Water Resources Research, 38(10), 1209, doi:10.129/2001WR000264.

67. Ren, J., and Packman, A.I. 2002, Effects of particle size and background water composition on stream-subsurface exchange of colloids, Journal of Environmental Engineering, 128(7), 624-634.

68. Wörman, A., Packman, A.I., Johansson, H., and Jonsson, K. 2002, Effect of flow-induced exchange in hyporheic zones on longitudinal transport of solutes in streams and rivers, Water Resources Research, 38(1), 1001, doi:10.129/2001WR000769.

69. Ren, J., Packman, A.I., and Welty, C. 2001, Analysis of an observed relationship between colloid collision efficiency and mean collector grain size, Colloids and Surfaces (a), 191(1-2), 133-144.

70. Packman, A.I., and Brooks, N.H. 2001, Hyporheic exchange of solutes and colloids with moving bedforms, Water Resources Research, 37(10), 2591-2605.

71. Ren, J., Packman, A.I., and Welty, C. 2000, Correlation of colloid collision efficiency with hydraulic conductivity of silica sands, Water Resources Research,36(9), 2493-2500.

72. Packman, A.I., Brooks, N.H., and Morgan, J.J. 2000, A physicochemical model for colloid exchange between a stream and a sand streambed with bed forms, Water Resources Research, 36(8), 2351-2361.

73. Packman, A.I., Brooks, N.H., and Morgan, J.J. 2000, Kaolinite exchange between a stream and streambed: Laboratory experiments and validation of a colloid transport model, Water Resources Research, 36(8), 2363-2372.

74. Packman, A.I., Brooks, N.H., and Morgan, J.J. 1997, Experimental techniques for laboratory investigation of clay colloid transport and filtration in a stream with a sand bed, Water, Air, and Soil Pollution, 99, 113-122.

75. Packman, A.I., and Brooks, N.H. 1995, Colloidal particle exchange between stream and stream bed in a laboratory flume, Marine and Freshwater Research, 46, 233-6.

Conference Proceedings and Other Publications:

1. Packman, A.I., Larned, S., Plew, D., and Vopel, K., 2008, Modification of river hydraulics by the invasive diatom Didymosphenia geminata, Proceedings of the ASCE/EWRI World Water and Environmental Resources Congress, Honolulu, May, 2008.

2. Stott, R., Davies-Colley, R., Nagels, J. and Packman, A., 2007, Flume studies of uptake of faecal microbes and turbidity in gravel streambeds, Proceedings of the 11th International IWA Conference on Diffuse Pollution, Brazil, August, 2007.

3. Matos, J.E.R., Welty, C., and Packman, A.I. 2003, Stream-groundwater interactions: The influence of aquifer heterogeneity and stream meandering on 2-D and 3-D hyporheic exchange flows, Proceedings of MODFLOW and More 2003: Understanding through Modeling, Golden, Colorado, Sept. 17-19, 2003.

4. Packman, A.I, and Ren, J. 2003, Multi-phase contaminant transport in sediment beds. Proceedings of the ASCE/EWRI World Water and Environmental Resources Congress, Philadelphia, June 22-26, 2003.

5. Packman, A.I., Battin, T.J., and Newbold, J.D. 2002, Challenges in Ecohydraulics: Biophysicochemical processes at the stream-subsurface interface. Proceedings of the 5th International Conference on Hydroscience and Engineering, Warsaw, Poland, Sept. 18-20, 2002.

6. Packman, A.I. 2001, Re-examination of the wash load concept: Role of physicochemical processes, Proceedings of the ASCE/EWRI World Water and Environmental Resources Congress, Orlando, May 20-24, 2001.

7. Jerolmack, D., and Packman, A.I. 2001, Sedimentation and subsurface particle capture in a stream-side flume with a gravel bed, Journal of Undergraduate Study and Independent Research, 1(1), 22-26.

8. Packman, A.I., Mackay, J.S., and Newbold, J.D. 2000, Variations in organic particle deposition rate and stream-subsurface exchange due to silt accumulation in a gravel bed, Proceedings of the ASCE/EWRI Joint Conference on Water Resources Engineering and Water Resources Planning and Management, Minneapolis, July 30 - Aug. 2, 2000.

9 Packman, A.I. 1999, Scaling bedform-driven exchange between a stream and a finite stream bed, Proceedings of the XXVIII IAHR Congress, Graz, Austria, August, 1999.