Arc-GIS Databases (openly available)

Camera-tow & sidescan data from vents in the 32 S EPR region (Hey et al., 2004 G-cubed; Hey et al., 2006 MGR).  Lava morphologies described by E. Trembath-Reichert     (summer student 2007)

Animations and GIS

Fred’s Fortress/Nolan’s Nook Sites

            ~ 31 09’ S Latitude

     Saguaro Field

~31 50’ S Latitude

Animations

DSL-120 sidescan draped over coarser resolution multi-beam bathymetry with MAPR nephelometer data shown by color coded line in nadir region.

Eastern Limb of Overlapper

     - Quicktime Movies

All movie flight paths are flown S to N.  Colored line along nadir shows average neph. values from 5 tow-cable mounted MAPR’s.  

References: 

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 27°–32°S, Geochem. Geophys. Geosyst., Vol. 5,  10.1029/2004GC000764, 2004.  reprint


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, 27.5°-32.3°S, JGR 2001JB000651, 2002.  reprint

Seg. E2

Western Limb of Overlapper

      - Quicktime Movies

Seg. E1

Seg. E3

Seg. E4

Seg. W3

Seg. W4

west limb

east limb

Generation 1 Movie here (See Generation 2 Below)

Generation 2 Movies (w/ annotations): Additional Segments Posted Soon