PLATE 31 

 Figs. A-C. — Station 48, upper rise, on Nyckel Ridge, 1300 fms. 

 Figs. D-F. — Station 49, upper rise, south of Nyckel Ridge, 1410 fms. 



A-C, Gravelly, sandy mud with local concentrations of subrounded cobbles with 

 diameters up to 40 cm. Trace of ripple crest orientation of 035°-215° in B. 

 Ripples are buried under a veneer of silt. Regular sea urchins are represented 

 by white specks in all photos. 

 D-F, Sandy mud bottom with gravel. Note organism-encrusted boulder between 

 arrows (approximately 1 m in length) on left margin of F. Sublinguoid ripple 

 marks indicate current movement towards SSW. Elasipodid holothurian in D. 



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