Figure Page 



1. Rapid Sediment Analyzer 3 



2. Chart of the northern part of the Straits of Florida .... 6 



3. Plot of survey tracklines and core borings '. 7 



4. Plan of southeastern Florida shelf morphology 9 



5. Average size distribution of shelf sediments 10 



6. Schematic profile of southeastern Florida shore and 



shelf morphology 14 



7. Shelf profiles off southeastern Florida showing subbottom 

 reflectors 16 



S. Photomicrographs of typical Section A sediments 18 



9. Photomicrographs of typical skeletal fragments in 



Section A sediments 19 



10. Photomicrographs of typical sediments from Section B . . . . 20 



11. T>'pical dual channel marine seismic reflection record .... 21 



12. Bedrock surface topography in the Miami grid area 23 



15. Cumulative curves, representative of offshore sediments 



in Section A 26 



14. Cumulative curves, representative of offshore sediments 



in Section B 27 



15. Bottom morphology in the Miami grid area 29 



16. Isopachous map of sediment thickness over the bedrock 



Surface in the Miami grid area 30 



17. Median diameter of beach and nearshore and offshore 



samples in the study area 32 



18. Limits of Study by OSE for Broward County Erosion Control 

 Committee 37 



19. Areas most suitable for sand borrovtf 40 



20. Photographs of typical beach material in Section A 42 



21. Photographs of typical beach material in Section B ' 43 



