' s I s s D B ' " ' 



Figure 18. Historical map comparison of the Isles Dernieres showing the 

 transition from a Stage 1 to a Stage 2 barrier system by mainland detachment. 



Isles Dernieres 



Whiahey 

 Pass 



Kilometers 



Figure 19. A stratigraphic strike section through the Isles Dernieres 

 showing facies relationships. See Figure 8 for legend. 



Figure 20. Average annual erosion-accretion rates along the Isles Dernieres, 



32 



