Underwater photograph of seafloor showing lava and small white crabs.

Fresh volcanic lava emits warm water and provides a comfort zone for bacteria (in white) and crabs at a depth of 2600 meters below the ocean surface.

James S. McClain

Professor; Associate Dean of Letters & Science
University of California, Davis, Academic Senate Distinguished Teaching Award recipient, 2003
Ph.D., Washington (1979)
Geophysics 

Geophysics; mid- ocean ridge processes; structure of the oceanic crust; geophysical inverse theory; 3 dimensional structure of the oceanic crust. Recent projects include study of magma chambers under the East Pacific Rise; seismicity and dynamics of hydrothermal systems on the ridges and continental volcanoes; evolution of the oceanic crust; structures of seamounts and fracture zones.

jsmcclain@ucdavis.edu
(530) 752-7093


Recent Publications

Von Damm, KL, CM Parker, MD Lilley, EJ Olson, DA Clague, RA Zierenberg and JS McClain (2006) Chemistry of vent fluids and its implications for subsurface conditions at Sea Cliff hydrothermal field, Gorda Ridge. GEOCHEMISTRY GEOPHYSICS GEOSYSTEMS. 7 DOI: 10.1029/2005GC001034

Von Damm, KL, CM Parker, RA Zierenberg, MD Lilley, EJ Olson, DA Clague and JS McClain (2005) The Escanaba Trough, Gorda Ridge hydrothermal system: Temporal stability and subseafloor complexity. GEOCHIMICA ET COSMOCHIMICA ACTA. 69(21):4971-4984. DOI: 10.1016/j.gca.2005.04.018

Van Avendonk, HJA, AJ Harding, JA Orcutt and JS McClain (2001) Contrast in crustal structure across the Clipperton transform fault from travel time tomography. JOURNAL OF GEOPHYSICAL RESEARCH-SOLID EARTH. 106(B6):10961-10981.

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