composed of two orthogonal trends of differ- 

 ent spectral slope 208 



E-4 Graphic representation and spectral param- 

 eters versus azimuth for artificial surface 

 composed of two orthogonal trends of differ- 

 ent spectral slope and intercept 210 



E-5 Location of two-dimensional SASS bathym- 

 etry from the Mendocino Fracture Zone 211 



E-6 Graphic representation and spectral param- 

 eters versus azimuth for Mendocino Fracture 

 Zone 213 



