DIVE 52 

 120 FMS 



DIVE 56 

 128 FMS 



Figure 1. Location of dives made off San Diego. Dots 

 indicate descents. Depths are indicated in fathoms. 



populated with burrowing worms of several types. Surface- 

 dwelling organisms were represented by several inverte- 

 brate phyla and fishes. All of these influence sedimenta- 

 tion processes through their feeding and burrowing or 

 locomotion. A myriad of invertebrate forms were also 

 observed to occupy the water mass immediately above the 

 sea floor. Certain fishes appeared to be restricted to an 

 area about 15 to 2 5 feet above the bottom. 



Microtopographic features such as volcano- shaped 

 mounds, funnel-shaped depressions with a terminal hole, 

 burrow trails, mold depressions, and sculpturing attest 



12 



