Figure 13. Cross rippling in sorted cal- 

 careous sand on a topographic high. Rift 

 Mountains, Indian Ocean. Depth: 2940 m. 

 Photo area: 0.6 m x 4 m. Type II camera. 

 2.4 m target distance. 



Figure 14. Cross rippling in sorted cal- 

 careous sand on a topographic high, Rift 

 Mountains, Indian Ocean. Depth: 2940 m. 

 Photo area: 0.6 m x 4 m. Type II camera. 

 2.4 m target distance. This photograph 

 was taken a short distance from the one 

 shown as figure 10. 



Figure 15. Sediment slumping in calcare- 

 ous clay on slope of intermountain valley, 

 Rift Mountains, Indian Ocean. Note sutured 

 mounds and radial feeding pattern. Depth: 

 1760 m. Photo area: 0.6 m x 4 m. Type II 

 camera. 2.4 m target distance. 



37 



