Figure 9B. Holothurian and sea urchins on a pitted, silty bottom, with an eel-like fish above the ocean 

 floor of Lomo Sea Valley off Son Diego, Calif. Lot. 32°-42' 30"N, Long. 1 17°-25' 10"W. Depth, 1656 ft. 

 The tracks and pits in the sediments indicate extensive churning of the bottom materials by burrowing 

 organisms. 



14 



