Ursula Cochran

 

Full Name: Ursula Cochran

Position: Paleoecologist/Earthquake Geologist

Contact details

Email: U.Cochran
Phone: +64-4-570 4532

Qualifications

1995: BSc (First Class Honours), Geology; 1996: BA, English; 2002: PhD, Geology

Areas of expertise

Geology: Earthquake Geology
Geology: Paleoseismology
Geology: Paleotsunami Studies
Geology: Sedimentology
Geology: Stratigraphy
Geology: Tectonics
Geology: Tsunami Database Custodian
Paleontology: Diatom Analysis
Paleontology: Paleoclimatology
Paleontology: Paleoecology

Professional activities

New Zealand Journal of Geology and Geophysics: Guest Editor
Royal Society of New Zealand: Member
International Society for Diatom Research: Member
Geoscience Society of New Zealand: Member
Tsunami Research Group: Member

Major publications

Cochran, U.A.; Clark, K.J.; Howarth, J.D.; Biasi, G.P.; Langridge, R.M.; Villamor, P.; Berryman, K.R.; Vandergoes, M.J. 2017 A plate boundary earthquake record from a wetland adjacent to the Alpine fault in New Zealand refines hazard estimates. Earth and Planetary Science Letters, 464: 175-188; doi: 10.1016/j.epsl.2017.02.026

Cochran, U.A.; Stirling, M.W.; Clark, K.J.; Hayward, B.W.; Litchfield, N.J.; Wallace, L.M.; Berryman, K.R.; Villamor, P.; Van Dissen, R.J.; Gerstenberger, M.C.; Power, W.L. 2017 Paleoseismology and seismic hazard of the Hikurangi megathrust, New Zealand. paper 3919 IN: 16th World Conference on Earthquake Engineering, 16WCEE 2017, Santiago Chile, January 9th to 13th 2017. International Association for Earthquake Engineering

Hayward, B.W.; Grenfell, H.R.; Sabaa, A.T.; Cochran, U.A.; Clark, K.J.; Wallace, L.M.; Palmer, A.S. 2016 Salt-marsh foraminiferal record of 10 large Holocene (last 7500 yr) earthquakes on a subducting plate margin, Hawkes Bay, New Zealand. Geological Society of America Bulletin, 128(5/6): 896-915; doi: 10.1130/B31295.1

Clark, K.J.; Hayward, B.W.; Cochran, U.A.; Wallace, L.M.; Power, W.L.; Sabaa, A.T. 2015 Evidence for past subduction earthquakes at a plate boundary with widespread upper plate faulting : southern Hikurangi margin, New Zealand. Bulletin of the Seismological Society of America, 105(3): 1661-1690; doi: 10.1785/0120140291

Wallace, L.M.; Cochran, U.A.; Power, W.L.; Clark, K.J. 2014 Earthquake and tsunami potential of the Hikurangi subduction thrust, New Zealand : insights from paleoseismology, GPS, and tsunami modeling. Oceanography, 27(2): 104-117; doi: 10.5670/oceanog.2014.46

Clark, K.J.; Cochran, U.A.; Berryman, K.R.; Biasi, G.; Langridge, R.M.; Villamor, P.; Bartholomew, T.; Litchfield, N.J.; Pantosti, D.; Marco, S.; Van Dissen, R.J.; Turner, G.; Hemphill-Haley, M. 2013 Deriving a long paleoseismic record from a shallow-water Holocene basin next to the Alpine fault, New Zealand. Geological Society of America Bulletin, 125(5/6): 811-832; doi: 10.1130/​B30693.1

Berryman, K.R.; Cochran, U.A.; Clark, K.J.; Biasi, G.P.; Langridge, R.M.; Villamor, P. 2012 Major earthquakes occur regularly on an isolated plate boundary fault. Science, 336: 1690-1693; doi: 10.1126/science.1218959

Clark, K.J.; Cochran, U.A.; Mazengarb, C. 2011 Holocene coastal evolution and evidence for paleotsunami from a tectonically stable region, Tasmania, Australia. The Holocene, 21(6): 883-895; doi: 10.1177/0959683610391317

Cochran, U.A.; Neil, H. 2010 Diatom (<63 micro-m) distribution offshore of eastern New Zealand : surface sediment record and temperature transfer function. Marine Geology, 270(1-4): 257-271; doi: 10.1016/j.margeo.2009.11.003

Orpin, A.R.; Carter, L.; Page, M.J.; Cochran, U.A.; Trustrum, N.A.; Gomez, B.; Palmer, A.S.; Mildenhall, D.C.; Rogers, K.M.; Brackley, H.L.; Northcote, L. 2010 Holocene sedimentary record from Lake Tutira : a template for upland watershed erosion proximal to the Waipaoa Sedimentary System, northeastern New Zealand. Marine Geology, 270(1-4): 11-29; doi: 10.1016/j.margeo.2009.10.022

Wallace, L.M.; Reyners, M.E.; Cochran, U.A.; Bannister, S.; Barnes, P.M.; Berryman, K.R.; Downes, G.L.; Eberhart-Phillips, D.; Fagereng, A.; Ellis, S.M.; Nicol, A.; McCaffrey, R.; Beavan, R.J.; Henrys, S.A.; Sutherland, R.; Barker, D.H.N.; Litchfield, N.J.; Townend, J.; Robinson, R.; Bell, R.E.; Wilson, K.J.; Power, W.L. 2009 Characterizing the seismogenic zone of a major plate boundary subduction thrust : Hikurangi Margin, New Zealand. Geochemistry Geophysics Geosystems, 10(10): Q10006; doi: 10.1029/2009GC002610

Cochran, U.A.; Hannah, M.; Harper, M.; Van Dissen, R.J.; Berryman, K.R.; Begg, J.G. 2007 Detection of large, Holocene earthquakes using diatom analysis of coastal sedimentary sequences, Wellington, New Zealand. Quaternary Science Reviews, 26(7/8): 1129-1147; doi: 10.1016/j.quascirev.2007.01.008

Cochran, U.A.; Berryman, K.R.; Zachariasen, J.; Mildenhall, D.C.; Hayward, B.W.; Southall, K.; Hollis, C.J.; Barker, P.; Wallace, L.M.; Alloway, B.V.; Wilson, K.J. 2006 Paleoecological insights into subduction zone earthquake occurrence, eastern North Island, New Zealand. Geological Society of America Bulletin, 118(9/10): 1051-1074

Hayward, B.W.; Grenfell, H.R.; Sabaa, A.T.; Carter, R.; Cochran, U.A.; Lipps, J.H.; Shane, P.R.; Morley, M.S. 2006 Micropaleontological evidence of large earthquakes in the past 7200 years in southern Hawke's Bay, New Zealand. Quaternary Science Reviews, 25(11/12): 1186-1207

Cochran, U.A.; Berryman, K.R.; Mildenhall, D.C.; Hayward, B.W.; Southall, K.; Hollis, C.J. 2005 Towards a record of Holocene tsunami and storms for northern Hawke's Bay, New Zealand. New Zealand Journal of Geology and Geophysics, 48(3): 507-515; doi: 10.1080/00288306.2005.9515129

Hayward, B.W.; Cochran, U.A.; Southall, K.; Wiggins, E.; Grenfell, H.R.; Sabaa, A.; Shane, P.R.; Gehrels, R. 2004 Micropalaeontological evidence for the Holocene earthquake history of the eastern Bay of Plenty, New Zealand, and a new index for determining the land elevation record. Quaternary Science Reviews, 23(14/15): 1651-1667

Cochran, U.A. 2002 What evidence exists for paleotsunami triggered by local earthquakes in the Wellington region of New Zealand? p. 9-16 IN: Levin, B.W.; Nosov, M.A. (eds) The international workshop, Local tsunami warning and mitigation, Petropavlovsk-Kamchatsky, Russia, September, 2002 : proceedings. Moscow: Janus-K

Cochran, U.A.; Goff, J.R.; Hannah, M.; Hull, A. 1999 Relative stability on a tectonically active coast : paleoenvironment during the last 7000 years at Lake Kohangapiripiri, Wellington, New Zealand. Quaternary international, 56: 53-63

  Image of Ursula Cochran