BIOGRAPHICAL SKETCH. DelWayne R. Bohnenstiehl Lamont-Doherty Earth Observatory of Columbia University 61 Route 9W, Box 1000, Palisades, NY 10964
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1 Updated May, 2005 BIOGRAPHICAL SKETCH DelWayne R. Bohnenstiehl Lamont-Doherty Earth Observatory of Columbia University 61 Route 9W, Box 1000, Palisades, NY Phone: (845) (work) Web: Born: 14 Dec. 1972, Granite City, IL Citizenship: United States of America EDUCATION: 2002 Ph.D. Columbia University, New York, NY (awarded with distinction) Major: Marine Geology & Geophysics Minors: Tectonophysics, Structural Geology 2001 M. Phil. Columbia University, New York, NY 1998 M.S. Vanderbilt University, Nashville, TN Major: Geology 1995 B.S. Eastern Illinois University, Charleston, IL (cum laude) Major: Geology Minor: Physics EMPLOYMENT: 7/04-present Storke-Doherty Lecturer, Department of Earth and Environmental Science and Lamont-Doherty Earth Observatory, Columbia University. 6/02-06/04 Post-Doctoral Research Scientist, Lamont-Doherty Earth Observatory, Columbia University 9/98 5/02 Graduate Fellow, Department of Earth and Environmental Sciences, Columbia University 5/97-9/98 Research Assistant, Department of Geology, Vanderbilt University 9/95-5/97 Teaching Assistant, Department of Geology, Vanderbilt University MAJOR RESEARCH INTERESTS: Extensional tectonics and rifting Distribution and scaling of fault populations and earthquakes Magmatic-tectonic interactions at mid-ocean ridges Hydroacoustics with applications to seismic studies, explosion monitoring and marine mammal populations 1 of 5
2 FIELD AND SEA GOING EXPERIENCE: 6/03 Shipboard scientific party, R/V Ewing, Hydroacoustic calibration of airgun array for marine mammal impact assessment, Gulf of Mexico. 3/01 Shipboard scientific party, R/V Atlantis, Moored hydrophone recovery and deployment, deep-tow camera operations, northern Mid-Atlantic Ridge 3/00 Shipboard scientific party, R/V Knorr, Moored hydrophone recovery and deployment, northern Mid-Atlantic Ridge 2/00 Alvin dive participant/shipboard scientific party, R/V Atlantis, near-bottom gravity and towed-camera survey of the ridge crest, 9 N on the EPR 4/99 Shipboard scientific party, R/V Maurice Ewing, Airgun to OBS and OBS recovery, Axial Volcano, Juan de Fuca Ridge 4/98 DSL-120 data processor, R/V Melville, DSL-120 side scanning sonar, ESC, gravity, and water chemistry survey on the EPR, S 5-6/97 Junior-Assistant Specialist, University California at Berkeley/ LBL, Collection and processing of cross-well, surface-to-borehole, and borehole-to-surface EM data 6/96 Watchstander, R/V Maurice Ewing, Hydrosweep, HMR1, gravity, and magnetic survey on the Mid-Atlantic Ridge, N 6-7/95 Summer of Applied Geophysical Experience (SAGE) field course, Los Alamos National Lab. Field collection and data reduction of gravity, magnetic, resistivity, seismic, MT, TEM, and GPR data HONORS AND AWARDS: 2002 Elected Sigma Xi 1997 Outstanding Teaching Assistant, College of Arts and Sciences, Vanderbilt University 1995 Annie Weller Award, Department of Geology and Geography, Eastern Illinois University 1994 Elected Gamma Theta Upsilon (Geographical Honor Society) 1994 Alumni Award, Department of Geology and Geography, Eastern Illinois University 1993 Elected Sigma Gamma Epsilon (Earth Science Honor Society) 1993 Alumni Award, Department of Geology and Geography, Eastern Illinois University PROFESSIONAL SOCIETIES: American Geophysical Union Seismological Society of America Geological Society of America UNIVERSITY SERVICE: 2002 Student member of DEES curriculum committee, Columbia University 2004-present Member of LDEO Web Advisory Committee 2 of 5
3 EDUCATIONAL ACTIVITIES: Colloquium Organizer, Lamont-Doherty Earth Observatory/ Department of Earth and Environmental Science Instructor for Frontiers of Science, Core Curriculum Course at Columbia, Spring Semester PUBLICATIONS: JOURNAL ARTICLES: Bohnenstiehl, D.R and M.C. Kleinrock, Faulting and fault scaling on the median valley floor of the TAG segment, 26 N, Mid-Atlantic Ridge, J. Geophys. Res., 104, 29,351-29,364, Bohnenstiehl, D.R and M.C. Kleinrock, Fissuring near the TAG active hydrothermal mound 26 N on the Mid-Atlantic Ridge, J. Vol. Geo. Res., 98, 33-48, Bohnenstiehl, D.R and M.C. Kleinrock, Evidence for spreading-rate dependence in the displacement -length ratios of abyssal hill faults at mid-ocean ridges, Geology, 28, , Bohnenstiehl, D.R. and S.M. Carbotte, Faulting patterns near 19.5 S on the East Pacific Rise: Implications for fault formation and growth at superfast-spreading centers, Geochemistry, Geophysics and Geosystems, Paper Number 2001GC000156, Edwards, M.H., G.J. Kurras, M. Tolstoy, D.R. Bohnenstiehl, B.J. Coakley and J.R. Cochran, Evidence for recent volcanic activity on the ultra-slow spreading Gakkel Ridge, Nature, 409, , Tolstoy, M., D.R. Bohnenstiehl, M.H. Edwards and G.J. Kurras, Seismic character of volcanic activity at the ultraslow-spreading Gakkel Ridge, Geology, 29, , Baker, E.T., R.N. Hey, J.E. Lupton, J.A. Resing, R.A. Feely, J.J. Gharib, G.J. Massoth, F.J. Sansone, M. Kleinrock, F. Martinez, D.F. Naar, C. Rodrigo, D.R. Bohnenstiehl and D. Pardee, Hydrothermal venting along Earth's fastest spreading center: East Pacific Rise, S, J. Geophys. Res, 107, Paper Number 2001JB000651, Bohnenstiehl, D.R., M. Tolstoy, R.P. Dziak, C.G. Fox and D.K. Smith, Aftershocks in the mid-ocean ridge environment: An analysis using hydroacoustic data, Tectonophysics, 354, 49-70, Smith, D.K., M. Tolstoy, C.G. Fox and D.R. Bohnenstiehl, H. Matsumoto, and M. J. Fowler, Hydroacoustic monitoring of seismicity at the slow-spreading Mid-Atlantic Ridge, Geophys. Res. Lett., 29, Paper Number /2001GL013912, Bohnenstiehl, D.R., M. Tolstoy, D.K. Smith, C.G. Fox and R.P. Dziak, Time clustering behavior of earthquakes along the Mid-Atlantic Ridge N: Observations from hydroacoustic monitoring. Physics Earth Planet. Int., 138, , Smith, D.K., J. Escartin, M. Cannat, M. Tolstoy, C. G. Fox, D. R. Bohnenstiehl, and S. 3 of 5
4 Bazin, Spatial and temporal distribution of seismicity along the northern Mid-Atlantic Ridge (15-35 N), J. Geophys. Res., 108, /2002JB001964, Bohnenstiehl, D.R. and M. Tolstoy, Comparison of teleseismic- and hydroacousticderived earthquake locations along the north-central Mid-Atlantic Ridge and equatorial East-Pacific Rise, Seismol. Res. Lett., 74, , Bohnenstiehl, D.R., M. Tolstoy and E. Chapp, Breaking into the plate: A 7.6 Mw fracture-zone earthquake adjacent to the Central Indian Ridge, Gephys. Res. Lett, doi: /2003GL018981, Bohnenstiehl, D.R., R.P. Dziak, M. Tolstoy, C. Fox, and M. Fowler, Temporal and Spatial History of the Endeavour Segment Seismic Series, Juan de Fuca Ridge, Geochem., Geophys. and Geosyst., /2004GC000735, Dziak, R.P., D. R. Bohnenstiehl, H. Matsumoto, C. G. Fox, D. K. Smith, M. Tolstoy, T- K Lau, J. H. Haxel, and M. J. Fowler, P- and T-Wave Detection Thresholds, Pn Velocity Estimate, and Detection of Lower Mantle and Core P-Waves on Ocean Sound- Channel Hydrophones at the Mid-Atlantic Ridge, BSSA, 94, , Stafford, K.M., D.R. Bohnenstiehl, M. Tolstoy, E. Chapp, D.K. Mellinger, S.E. Moore, Antarctic-type blue whale calls recorded at low latitudes in the Indian and the eastern tropical Pacific Oceans, Deep-Sea Research Part I, 51/10: , Dziak, R.P., D.K. Smith, D.R. Bohnenstiehl, C.G. Fox, D. Desbruyeres, H. Matsumoto, M. Tolstoy, D.J. Fornari, Evidence of a recent magma dike intrusion at the slow spreading Lucky Strike segment, Mid-Atlantic Ridge, J. Geophys. Res., Vol. 109, /2004JB , Hey, R., E. Baker, D.R. Bohnenstiehl, and G. Massoth, et al. Tectonic/volcanic segmentation and controls on hydrothermal venting along Earth's fastest seafloor spreading system, EPR S, Geochem. Geophys. Geosyst., Vol. 5, /2004GC000764, Tolstoy, M., J.B., Diebold, S.C. Webb, D.R. Bohnenstiehl, E. Chapp. R.C. Holmes and M. Rawson, Broadband calibration of R/V Ewing seismic sources, Geophys. Res. Lett., 31, /2004GL020234, Chapp, E., D.R. Bohnenstiehl, and M. Tolstoy, Sound-channel observations of icegenerated noise in the Indian Ocean, Geochem., Geophys. and Geosyst., in press, Goslin, J., N. Lourenço., R.P. Dziak, D.R. Bohnenstiehl, J. Haxel, and J. Luis, Longterm seismicity of the Reykjanes Ridge (North Atlantic) recorded by a regional hydrophone array, Geophs. J. Int, in press, NON-PEER REVIEWED ARTICLES: Bohnenstiehl, D.R., et al., Anomalous seismic activity at 'N on the East Pacific Rise: Hydroacoustic detection and site investigation, RIDGE2000 Events, 1, Dziak, R.P., C.G. Fox, D.K. Smith, M. Tolstoy, H. Matsumoto, D.R. Bohnenstiehl, J. Haxel, and M. Fowler, Evidence for a probable magmatic episode at the Lucky Strike 4 of 5
5 Segment, Mid-Atlantic Ridge, March 2001, Inter-Ridge News Letter, 11, 29-31, Bohnenstiehl, D.R. Earth Science - A different kind of foreshock; Nature, 434, no.7032, pp.445+, March 24, M.S. ADVISOR: M.C. Kleinrock PH.D. ADVISORS: S.M. Carbotte C.H. Scholz M. Tolstoy 5 of 5
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