Faculty

Michael Hofmann

Michael Hofmann

Ph.D., The University of Montana, 2005

Office: CHCB 372
Email: michael.hofmann@umontana.edu

Current Position

Research Assistant Professor

Publications

PEER REVIEWED MANUSCRIPTS (manuscripts with students marked with #)

  • Hart, B.S., Hofmann, M.H., in review, The Ice Age and the Giant Bakken Oil Field. Sedimentary Record.
  • #La Fontaine, N., Hofmann, M.H., 2019, Quantifying the stratigraphic and spatial facies distribution in an ancient mixed delta. The Mountain Geologist 56, p. 19-44.
  • # Schultz, C., Hofmann, M.H., 2019, Diagenesis of the Sappington Formation in the Bridger Range, MT: Implications for the Burial and Thermal History of the Bridger Range and the adjacent Western Crazy Mountain Basin. The Mountain Geologist 56, p. 45-67.
  • # Phelps, A., Hofmann, M.H., Hart, B.S., 2018, Facies and stratigraphic architecture of the Upper Devonian – Lower Mississippian Sappington Formation, Western Montana: A potential outcrop analog for the Bakken Formation. AAPG Bulletin 102, p. 793-815.
  • Muscente, A.D., Schiffbauer, J.D., Broce, J., Laflamme, M., O'Donnell, K., Boag, T.H., Meyer, M., Hawkins, A.D., Huntley, J.W., McNamara, M., MacKenzie, L.A., Stanley, G.D., Hinman, N.W., Hofmann, M.H., Xiao, S., 2017, Exceptionally preserved fossil assemblages through geologic time and space. Gondwana Research 48, p. 164-188.
  • Hofmann, M.H., Li, X.H., Chen, J., MacKenzie, L., Hinman, N., 2016, Provenance and temporal constraints of the Early Cambrian Maotianshan Shale, Yunnan Province, China. Gondwana Research 37, 348-361.
  • # MacKenzie, L., Hofmann, M.H., Hinman, N., Chen, J., 2015, Stratigraphic controls of soft-bodied fossil occurrences in the Cambrian Chengjiang Biota Lagerstaette, Maotianshan Shale, Yunnan province, China. Palaeogeography, Palaeoclimatology, Palaeoecology 420, 96-115.
  • # Nagase, T., Hofmann, M. H., Hendrix, M. S., 2014, Facies model and sequence stratigraphic framework of the Devonian-Mississippian Sappington Formation in southwestern and central Montana. Northwest Geology 43, 69-90.
  • Johnson, A.N., Sievert, R., Durglo, M., Sr., Finley, V., Adams, L., Hofmann, M.H., 2014, Indigenous Knowledge and Geoscience: Implications for Place-Based Education on the Flathead Indian Reservation, Northwest Montana. Journal of Geoscience Education 62, 187-202.
  • Hendrix, M.S., Hofmann, M.H., 2013, Lake level history as inferred from sedimentology and geomorphology along the eastern and southern margins of Yellowstone Lake, Yellowstone National Park, Wyoming, University of Montana Department of Anthropology Contributions to Anthropology, 13/2, 172-186.
  • Hofmann, M.H., Hendrix, M.S., 2013, Morphology and Sedimentology of Gilbert Style Deltas along the eastern and southern margins of Yellowstone Lake, Yellowstone National Park, Wyoming, University of Montana Department of Anthropology Contributions to Anthropology, 13/2, 153-171.
  • Braden, J.R., Hofmann, M.H., 2011, Results from High Resolution Gravity Surveys near Flathead Lake, Montana, Northwest Geology 40, 37-45.
  • Hofmann, M.H., Wroblewski, A., Boyd, R., 2011, Controlling mechanisms of fluvial channel belt clustering and compensational cluster belt stacking. Journal of Sedimentary Research, Journal of Sedimentary Research 81, p. 670-685.
  • Hofmann, M.H., Hendrix, M.S., 2010, Depositional processes and the inferred history of ice-margin retreat associated with the deglaciation of the Cordilleran Ice Sheet: The Sedimentary record from Flathead Lake, northwest Montana, USA. Sedimentary Geology 223, 61-74.
  • Hofmann, M.H., Hendrix, M.S., Sperazza, M, and Moore, J.N., 2006, Neotectonic evolution and fault geometry change along a major extensional fault system in the Mission and Flathead Valleys, NW Montana. Journal of Structural Geology 28, 1244-1260.
  • Hofmann, M.H., and Keller, M., 2006, Sequence stratigraphy and carbonate platform organization of the Devonian Santa Lucia Formation, Cantabrian Mountains, NW-Spain. Facies 52, 149-167.
  • Hofmann, M.H., Hendrix, M.S., Moore, J.N., and Sperazza, M., 2006, Late Pleistocene and Holocene depositional history of sediments in Flathead Lake, Montana: evidence from high-resolution seismic reflection interpretation. Sedimentary Geology 184, 111-131.
  • Hofmann. M.H., and Hendrix, M.S., 2004, Geologic Map of the East Bay 7.5’ Quadrangle, Northwest Montana. Montana Bureau of Mines and Geology, Open-File Report 496.
  • Hofmann. M.H., and Hendrix, M.S., 2004, Geologic Map of parts of the Arlee, St. Ignatius, Gold Creek, and St. Mary’s Lake 7.5’ Quadrangles, Northwest Montana. Montana Bureau of Mines and Geology, Open-File Report 497.

PUBLISHED ABSTRACTS AND EXTENDED ABSTRACTS (*) (manuscripts with students marked with #)

  • Browne, T.N., Malkowski, M.A., Hofmann, M.H., Sperling, E.A., 2019, Redox Geochemical Study of the Devonian-Carboniferous Sappington Formation, Southwest Montana: Paleoenvironmental Conditions in the Sappington Formation and Comparison to the Bakken Formation. Abstracts with Programs 51/5, GSA Annual Meeting 2019, Phoenix, AZ.
  • Berg, B., Bomberger, C., Arens, S.N., Hofmann, M.H., 2019, Porosity Heterogeneity Analysis using Confocal Laser Scanning Microscopy (CLSM). 2019 AAPG Rocky Mountain Section Meeting, Cheyenne, WY.
  • Berg, B., Arens, S.N. Bomberger, C., Hofmann, M.H., 2019, Visualization and Quantification of Micron and Sub-micron Scale Pore Heterogeneity in Tight Oil Basins. 2019 RMAG-DWLS Fall Symposium/Workshop, Golden, CO.
  • Arens, S.N., Bomberger, C., Hendrix, M.S., Hofmann, M.H., 2019, Pore Network Heterogeneity in Tight Oil Reservoir Rocks— Analysis from 3D Confocal Laser Scanning Microscopy (CLSM). AAPG Annual Meeting 2018, San Antonio, TX.
  • Hofmann, M.H., Arens, S., Bomberger, C., Bachtel, S., Hendrix, M.S., 2018, Visualization and Quantification of 3-D pore Networks in Tight Reservoir Rocks Using Confocal Laser Scanning Microscopy, AAPG International Conference 2018, Cape Town, South Africa.
  • Hofmann, M.H., La Fontaine, N., Le, T., Hoffman, T., 2018, An Outcrop Based Integrated Reservoir Model of the Frontier Formation Hybrid Play in the Powder River Basin, Wyoming, U.S.A. AAPG International Conference 2018, Cape Town, South Africa.
  • Arens, S., Bomberger, C, McGee, D., Hofmann, M.H., Hendrix, M.S., 2018, Quantitative 3D Analysis of Micro-Pore Networks in Tight Oil and Gas Reservoirs Using Confocal Laser Scanning Microscopy (CLSM) . RMAG-DWLS Fall Symposium/Workshop, Golden, CO. → invited talk
  • #La Fontaine, N., Hofmann, M.H., Le, T. T., Hoffman, T., 2018, Facies Architecture and Controls on Reservoir Behavior in the Turonian Wall Creek Member of the Frontier Formation in the Powder River Basin, Wyoming. AAPG Annual Meeting 2018, Salt Lake City, UT.
  • #Le, T. T., Hoffman, T., La Fontaine, N., Hofmann, M.H., 2018, Fluid Flow Behaviors Under Architectural Controls of the Wall Creek Member in the Frontier Formation: Western Powder River Basin, Wyoming. AAPG Annual Meeting 2018, Salt Lake City, UT.
  • Bomberger, C.W., Hofmann, M.H., Berg, B., Andersen, J., 2018, Characterizing the Spatial Scale of Structural and Stratigraphic Features Through Fourier Analysis. AAPG Annual Meeting 2018, Salt Lake City, UT.
  • #Le, T. T., Hoffman, T., La Fontaine, N., Hofmann, M.H., 2018, Integrated Stratigraphic Controls for Flow Simulation of the Wall Creek Member in the Frontier Formation: Western Powder River Basin, Wyoming. SPE Western Regional Meeting, Garden Grove, CA.
  • Hofmann, M.H., Arens, S., Bachtel, S., Hendrix, M.S., 2018, Visualization and Quantification of 3D Pore Networks using Confocal Laser Scanning Microscopy (CLSM). Denver Well Logging Society Spring Symposium/Workshop, Golden, CO. → invited talk
  • #LaFontaine, N., Hofmann, M.H., 2017, Quantifying Architectural Controls on Reservoir Behavior in the Turonian Wall Creek Member of the Frontier Formation in the Powder River Basin, Wyoming. AAPG Rocky Mountain Section Meeting 2017, Billings. → presentation won best student poster award
  • #Schultz, C., Hofmann, M.H., Hendrix, M.S., Diagenesis of the Sappington Formation, SW Montana: Insight into reservoir heterogeneity in the time-equivalent Bakken Formation. AAPG Rocky Mountain Section Meeting 2017, Billings.
  • Bomberger, C., Berg , B., Andersen, J., Hofmann, M.H., 2017, Characterizing Spatial Deformation Patterns in a Laramide Rocky Mountain Basin . AAPG Rocky Mountain Section Meeting 2017, Billings.
  • Andersen, J., Berg , B., Bomberger, C., Hofmann, M.H., 2017, Dynamic Integrated Data Analysis of a mature hydrocarbon basin – A case study from the Bighorn Basin. AAPG Rocky Mountain Section Meeting 2017, Billings.
  • Berg , B., Bomberger, C., Andersen, J., Hofmann, M.H., 2017, The use of unconventional spatial statistics as a predictive tool in conventional petroleum exploration: a case study from the Bighorn Basin, Wyoming. AAPG Rocky Mountain Section Meeting 2017, Billings.
  • Hofmann, M.H., Edwards, S., Brinkerhoff, R., 2017, The Pronghorn Basin – a precursor of the Bakken Basin. AAPG Rocky Mountain Section Meeting 2017, Billings.
  • Wang, H., Kenny, R., Tsuyoshi, A., Zawila, J., Fluckiger, S., Gibson, R., Kerr, P., Hofmann, M.H., 2017, The Approach, the Benefit, the Value of Closing the Gap between Geology, Geophysics and Engineering - A Case Study in the Powder River Basin, Wyoming AAPG Rocky Mountain Section Meeting 2017, Billings.
  • Hofmann, M.H., 2017, An outcrop analog for the Williston Basin Bakken hybrid play, the Sappington Formation in southwest Montana: Facies, stratigraphic architecture, and controls on porosity distribution. Williston Basin Symposium 2017, Regina, Saskatchewan.
  • # LaFontaine, N., Hofmann, M.H., 2017, Quantifying Reservoir Complexity in a Tight Oil Play by Integrating Detailed Facies Analysis With Stratigraphic Architecture Analysis From a Digital Outcrop Model. AAPG Annual Meeting 2017, Houston.
  • Zawila, J., Fluckiger, S., Hughes, G., Kerr, P., Hennes, A., Hofmann, M.H., Wang, H., Titchmarsh, H.J., 2017, An integrated, multi-disciplinary approach utilizing stratigraphy, petrophysics, and geophysics to predict reservoir properties of tight unconventional sandstones in the Powder River Basin, Wyoming, USA. Tulsa Geological Society.
  • Zawila, J., Fluckiger, S., Hughes, G., Kerr, P., Hennes, A., Hofmann, M.H., Wang, H., Titchmarsh, H.J., 2017, An integrated, multi-disciplinary approach utilizing stratigraphy, petrophysics, and geophysics to predict reservoir properties of tight unconventional sandstones in the Powder River Basin, Wyoming, USA. Denver Geological Society.
  • # McKenzie, L..A., Hinman, N.W., Stanley Jr., G.D., Hofmann, M.H., 2016. Using statistics to characterize Fossil-Lagerstätten. GSA Annual Meeting 2016, Denver.
  • # Arens, S.-N., Sears, J.W., Hofmann, M.H., Parker, S.D., Hendrix, M.S., 2016, Possible Windermere Rifts in the Mesoproterozoic Belt Basin of the Montana Rockies. GSA Annual Meeting 2016, Denver.
  • # Zupanic, J., Hofmann, M.H., Hennes, A., 2016, Stratigraphic Architecture and Facies Distribution Within the Wall Creek Member of the Frontier Formation, Western Powder River Basin, Wyoming. AAPG Annual Meeting 2016, Calgary.
  • # Schultz, C., Hofmann, M.H., Hendrix, M.S., Hart, B.S., 2016, Diagenesis of the Sappington Formation in SW Montana: Implications for Reservoir Quality in the Time-Equivalent Bakken Formation. AAPG Annual Meeting 2016, Calgary. → presentation won outstanding poster award for all SEPM sponsored session
  • * Morgensen, S.M., Fluckiger, S.D., Brinkerhoff, R., Hofmann, M.H., Tsybulkina, I., Bansal, V., Marin, C., Randazzo, S., 2016, Integrated Multidisciplinary Reservoir Characterization of the Three Forks Formation in the Williston Basin, Divide County, North Dakota. Unconventional Resources Technology Conference 2016, San Antonio.
  • * Edwards, S., Phelps, A., Hofmann, M.H., Fluckiger, S.D., 2016, Unraveling the Reservoir Heterogeneity of a Complex Hybrid Play by Integrating Results from Core, Outcrops and Well Logs: A Case Study From the Bakken Formation in Williams and McKenzie Co., Williston Basin. Unconventional Resources Technology Conference 2016, San Antonio.
  • # MacKenzie, L.A., Hinman, N.W., Stanley Jr, G.D., Hofmann, M.H., 2016, Characterizing Konservat Lagerstätten. GSA RMS meeting 2016, Moscow, Idaho, USA.
  • * Wang, H., Titchmarsh, H.J., Chesser, K., Zawila, J., Fluckiger, S., Hughes, G., Kerr, P., Hennes, A., Hofmann, M.H., Maximizing Recoverable Reserves in Tight Reservoirs Using Geostatistical Inversion From 3-D Seismic: A Powder River Basin Case Study. GCAGS 2016, Corpus Christi.
  • * Zawila, J., Fluckiger, S., Hughes, G., Kerr, P., Hennes, A., Hofmann, M.H., Wang, H., Titchmarsh, H.J., 2015, An integrated, multi-disciplinary approach utilizing stratigraphy, petrophysics, and geophysics to predict reservoir properties of tight unconventional sandstones in the Powder River Basin, Wyoming, USA. RMAG 2016, Denver.
  • Brinkerhoff, R., Hofmann, M.H., Fluckiger, S., 2016, Stratigraphic Controls on Oil Production for the Bakken-Three Forks Reservoirs as Demonstrated by the Douts 4-7H Core. International Core Conference 2016, Calgary.
  • Kerr, P., Hughes, G., Fluckiger, S., Hofmann, M.H., 2015, Unlayering the Shannon Formation. RMAG Symposium 2015, Denver.
  • # MacKenzie, L., Hinman, N., Hofmann, M.H., 2015, Provenance and Redox chemistry of the Maotianshan Shale, Yunnan, China, and implications for the preservation of the Chengjiang biota. GSA Annual Meeting 2015, Baltimore.
  • * Zawila, J., Fluckiger, S., Hughes, G., Kerr, P., Hennes, A., Hofmann, M.H., Wang, H., Titchmarsh, H.J., 2015, An integrated, multi-disciplinary approach utilizing stratigraphy, petrophysics, and geophysics to predict reservoir properties of tight unconventional sandstones in the Powder River Basin, Wyoming, USA. SEG Annual Conference 2015, New Orleans.
  • * Wang, H., Titchmarsh, H.J., Chesser, K., Zawila, J., Fluckiger, S., Hughes, G., Kerr, P., Hennes, A., Hofmann, M.H., Maximizing Recoverable Reserves in Tight Reservoirs Using Geostatistical Inversion From 3-D Seismic: A Powder River Basin Case Study. Unconventional Resources Technology Conference 2015, San Antonio.
  • * Hofmann, M.H., Fluckiger, S., Hennes, A., Zawila, J., Wang, H., 2015, Predicting reservoir heterogeneity in the Upper Cretaceous Frontier Formation in the western Powder River Basin – and integrated stratigraphic, sedimentologic, petrophysical, and geophysical study. Unconventional Resources Technology Conference 2015, San Antonio.
  • # Phelps, A., Hofmann, M.H., Hart, B.S., 2015, The Devonian-Mississippian Sappington Formation in the Bridger Range, Montana: An Outcrop-Based Reservoir Analog for the Bakken Formation in the Williston Basin. AAPG Annual Meeting 2015, Denver.
  • # Schultz, C., Hofmann, M.H., Hart, B.S., 2015, Diagenesis of the Sappington Formation in Southwest Montana: Implications for Reservoir Quality in the Middle Member of the Bakken Formation. AAPG Annual Meeting 2015, Denver.
  • # Zupanic, J., Hofmann, M.H., Hennes, A., 2015, Lithologic Heterogeneity of the Wall Creek Member of the Frontier Formation in the Tisdale Anticline, Northeastern Wyoming. AAPG Annual Meeting 2015, Denver.
  • Hofmann, M.H., Fluckiger, S., Hennes, A., Zawila, J., 2015, An integrated stratigraphic, sedimentologic, and petrophysical study of the Upper Cretaceous Frontier Formation in the western Powder River Basin, WY. AAPG Annual Meeting 2015, Denver.
  • # Phelps, A., Hofmann, M.H., Hart, B.S., 2014 Stratigraphic architecture and facies characterization of the Late Devonian/Early Mississippian Sappington Formation, Bridger Range, Montana, GSA Annual Meeting 2014.
  • Hofmann M.H., Hennes, A., Fluckiger,S., and Zawila, J., 2014, Facies characteristics and sequence stratigraphy of the Upper Cretaceous Frontier Formation in the western Powder River Basin, WY. GSA Annual Meeting 2014.
  • Hofmann, M. H., Nagase, T., Hendrix, M. S., 2014, Facies model and sequence stratigraphic framework of the Devonian-Mississippian Sappington and Bakken Formations in Montana. AAPG Rocky Mountain Section Annual Meeting 2014.
  • * McLeod, J, Lupo, T, Hofmann, M.H., Clark, J., 2014, Reservoir Analysis of the Duvernay Formation, Western Canadian Sedimentary Basin. Unconventional Resources Technology Conference 2014.
  • # MacKenzie, L., Hofmann, M.H., Hinman, N., Chen, J., 2013, Facies heterogeneity and sediment dispersal patterns in the Maotianshan Shale. GSA Annual Meeting 2013.
  • Hofmann, M. H., Hendrix, M. S., Nagase, T., 2013, Facies characterization and stratigraphic architecture of the Devonian/Mississippian Sappington Formation (Bakken equivalent strata) in western Montana – an outcrop based perspective. GSA Annual Meeting 2013.
  • Hendrix, M.S., Schmidt, A., Roe, W., Hofmann, M.H., Bondurant, A., Braden, J., Edwards, J., Salmon, E., Skudder, P.A.,, 2013, From ice contact to outburst floods: New 1:24000 scale geologic map of western Montana from the Mission Range to Camas Prairie. GSA Annual Meeting 2013.
  • # Chipman, J., MacLean, J.S., Hofmann, M.H., 2013, An introductory student's perspective on a geology field trip to the Book Cliffs of Utah. GSA Annual Meeting 2013.
  • # Spencer, F., MacLean, J.S., Hofmann, M.H., 2013, Interpreting sedimentary facies and facies associations from a 1500-ft long, behind outcrop core through Upper Cretaceous strata in SE-Utah. GSA Annual Meeting 2013.
  • Hofmann, M. H., Hendrix, M. S., Nagase, T., 2013, Sedimentology and Petroleum Potential of the Devonian/Mississippian Three Forks and Bakken Formations and Equivalent Strata in Central and Western Montana. AAPG Annual Convention and Exhibition 2013.
  • Hendrix, M.S, Hofmann, M.H., 2013, The Permian Phosphoria Formation: Stratigraphy, Paleo-environments, and Petroleum Potential. AAPG Annual Convention and Exhibition 2013.
  • Ochmanski, T., Hofmann, M.H., Halamski, A., Hendrix, M.S., Luczynski, P., Kozlowski, W., Trzcinski, J., Wojcik, K., 2013, Comparing Geologic Proxies of Prolific U. S. Shale Gas and Oil Shale Basins with Emerging European Shale Gas and Oil Shale Plays; the Development of a Comprehensive On-line Database. AAPG Annual Convention and Exhibition 2013.
  • # Auchter, N. C., Staub, J. R., Hofmann, M. H., Hendrix, M. S., 2012, Evolution and architecture of an incised valley in the Santonian-Campanian Eagle Formation, South-Central Montana. Geological Society of America Abstracts with Programs, 44/7.
  • # Auchter, N. C., Staub, J. R., Hofmann, M. H., Hendrix, M. S., 2012, Reservoir Architectures of Incised Valley Fill Deposits in the Upper Cretaceous Eagle Formation, South-Central Montana. AAPG Search and Discover Article #90142, AAPG Annual Convention and Exhibition-11-14 April 2012.
  • Hofmann. M.H ., Hart, B.S., 2011, Classifying mudrocks by using a multi -component cluster analysis. Geological Society of America Abstracts with Programs 43/5, p. 432.
  • Hofmann, M.H ., Staub, J.R., Hendrix,. M.S., Hauer, J., 2011, Characterizing the detailed architecture of channelized strata in the Cretaceous Eagle Formation, south-central Montana. Geological Society of America Abstracts with Programs 43/5, p. 374
  • Hendrix, M.S., Hofmann , M.H ., Skudder, P.A.III, Almquist, H., Huber, M., 2011, Sedimentary record of deglaciation as observed in lakes of northwestern Montana. Geological Society of America Abstracts with Programs 43/5, p. 468.
  • # Carter, R.M., Hauer, J., Staub, J.R., Hofmann, M.H., Hendrix, M.S., 2011, Architectural analyses of laterally-accreting paleoforms in the Cretaceous Eagle Formation, south-central Montana. AAPG Rocky Mountain Section meeting, Cheyenne, Wyoming.
  • # Spangler, E., Hauer, J., Staub, J.R., Hofmann, M.H., Hendrix, M.S., 2011, Deltaic Sandstones in the Upper Cretaceous Eagle Formation: South Central Montana. AAPG Rocky Mountain Section meeting, Cheyenne, Wyoming.
  • Hendrix, M.S., Hofmann, M.H., 2011,Sedimentologic, geomorphologic, and geochronologic record of Late Pleistocene and Holocene lake level changes along the eastern shore of Lake Yellowstone. Geological Society of America Abstracts with Programs 43/4.
  • Hofmann, M.H., Hendrix, M.S., 2010, Fine-grained hyperpycnites and coarser grained turbidites. A detailed sedimentary record of glacial retreat and catastrophic floods as preserved in Pleistocene pro-glacial lake sediments. AAPG Search and Discover Article #90104, AAPG Annual Convention and Exhibition-11-14 April 2010.
  • Hofmann, M.H., Shultz, A., Hill C., Paola, C., 2010, Stratigraphic architecture and key stratigraphic surfaces formed by punctuated flow events – an experiment on fluviodeltaic responses. AAPG Search and Discover Article #90104, AAPG Annual Convention and Exhibition-11-14 April 2010
  • Hofmann, M.H., Shultz, A., Suter, J.R., Hill, C., Paola, C., 2009, Comparing allo- and autogenic depositional elements and key surfaces in the stratigraphic record – Results from two identical delta tank experiments: Eos Trans. AGU 90/52
  • Hofmann, M.H., Hendrix, M.S., Sperazza, M., 2008, The Deglaciation History of the Cordilleran Ice Sheet as Recorded in Sediments of Flathead Lake, Montana: Geological Society of America, Abstracts with Programs Programs 40/7.
  • Sperazza, M., Hofmann, M.H., Hendrix, M.S., Moore, J.N., 2008, Evaluation of Grain Size as a Paleoclimate Proxy for Lake Level Change or Precipitation in a Large Lacustrine System: Flathead Lake, Montana: Geological Society of America, Abstracts with Programs 40/7.
  • Hearn, M., Oftedal, B.T., Hofmann, M.H., Martinius, A., Suter, J., Lawrence, H., Ahokas, J., 2008, Use of Outcrop Analogues from the Early Jurassic Neill Klinter Group of Eastern Greenland to Improve Reservoir Characterization of the Upper Tilje Formation, Heidrun Field, offshore mid-Norway: SEPM Research Conference – Outcrop Revitalized: Tools, Techniques, and Applications. Kilkee, Ireland.
  • Hofmann, M.H., Hendrix, M.S., Sperazza, M., 2007, Deglaciation history of the Cordilleran Ice Sheet as recorded in lake sediments of Flathead Lake, Montana: Implication for climate change and sedimentary processes: Quaternary International 167-168 Supplement, 17th INQUA Congress. Cairns, Australia.
  • Hendrix, M.S., Hofmann, M.H., Moore, J.N., Sperazza, M., 2006, Sedimentary Record of syn- and Post-glacial Climate Change Along the Former LGM ice Terminus, Flathead Lake, Montana: Eos Trans. AGU 87/52.
  • Hofmann, M.H., Hendrix, M.S., Moore, J.N., Sperazza, M., 2006, Duration and magnitude of Middle Holocene megadrought record from Flathead Lake, Montana and probable link to volcanic forcing: 22nd Pacific Climate Workshop.
  • Sperazza, M., Hofmann, M.H., Moore, J.N., Hendrix, M.S., 2005, Quantitative Evaluation of a Rapid and Severe Early Holocene Drought in NW-Montana: Eos Trans. AGU, 86/52.
  • Hofmann, M.H., Sperazza, M., Hendrix, M.S., Moore, J.N., 2005, Rapid Late Pleistocene and Holocene climate changes in NW-USA revealed by glacial lobe fluctuations and lake level changes of Flathead Lake, Montana: Geological Society of America, Abstracts with Programs 37/7.
  • Hofmann, M.H., Hendrix, M.S., Sperazza, M., Moore, J.N., 2005, Significant Holocene lake-level changes and late Pleistocene glacial lobe fluctuations and their implication for rapid late Pleistocene and Holocene climate changes in NW-USA: results from Flathead Lake, Montana: Schriftenreihe der Deutschen Geologischen Gesellschaft fuer Geowissenschaften. Erlangen, Germany.
  • Hofmann, M.H., Sperazza, M., Hendrix, M.S., 2005, Sedimentary indicators of significant Holocene lake-level fluctuation and late Pleistocene deglaciation: preliminary results from Flathead Lake, Montana: 2005 Graduate Student and Faculty Research Conference, The University of Montana, Missoula, MT.
  • Katvala, E., Affolter, M., Hofmann, M.H., 2004, When is a Mound not a Mound? A case study in the Mississippian Lodgepole limestone from west-central Montana: Geological Society of America, Abstracts with Programs 36.
  • Hofmann, M.H., Hendrix, M.S., Moore, J.N., Sperazza, M., Shapley, M., Wittkop, C., Stone, J., 2003, Sedimentary indicators of significant late Pleistocene – early Holocene lake-level fluctuation: preliminary results from Flathead Lake, Montana: Eos Trans. AGU 84/47.
  • Hofmann, M.H., Hendrix, M.S., 2003, Quaternary history of the Mission Valley, NW-Montana: Results of geologic mapping: Geological Society of America, Abstracts with Programs 35/6.
  • Hofmann, M.H., Mocko, J., Yalon, N., 2003, The missing part of the Belt Basin: Re-evaluating paleomagnetic and geologic evidences of different paleogeographic reconstructions: Tobacco Root Geological Society and Belt Symposium IV, Northwest Geology 32.
  • Hofmann, M.H., Hendrix, M.S., 2003, Results of Geologic mapping of the Mission fault system and associated Geology, Northwest Montana: Geological Society of America, Abstracts with Programs 35/5.
  • Hofmann, M.H., Hendrix, M.S., 2002, Geomorphic, Sedimentologic, and Structural Records of Major Extensional Faulting Along the Mission Fault, Western Montana: Evidence From Terrestrial and Lacustrine Environments: Eos Trans. AGU 83/47.
  • Hofmann, M.H., Hendrix, M.S., 2002, Sedimentary record of Paleoseismicity along the Mission Fault in sediments of Flathead Lake, NW-Montana: Geological Society of America, Abstracts with Programs 34/6.
  • Sears, J.W., Hansen, W. B., Ambrose, R.B., Burtis, E.W., Hennes, A.M., Hofmann, M.H., Laatsch, N.A., Pallister, B.J., 2002, Montana's triangle zone: Geological Society of America, Abstracts with Programs 33/4.
  • Hofmann, M., Keller, M., 2001, Sedimentäre Zyklen der Lagunenfazies der devonischen Santa Lucia Formation (SW-Kantabrisches Gebirge, NW-Spanien) - Aufbau, Stapelungsmuster und Korrelation, in R. Gaupp and S. van der Klauw (eds), Sediment 2001: Programm, Kurzfassungen, Exkursionsführer: Jena, 6.6-8.6.2001- Dt. Geologische Ges., Hannover.
  • Borkhataria, R., Schumann, D., Keller, M., Hofmann, M., 2001, Versuch einer sequenzstratigraphischen Analyse der unter-/mitteldevonischen Santa Lucia Formation der Kantabrischen Zone (Spanien), in R. Gaupp and S. van der Klauw (eds), Sediment 2001: Programm, Kurzfassungen, Exkursionsführer: Jena, 6.6-8.6.2001- Dt. Geologische Ges., Hannover.