PLATES 



Number Page 



A giant kelp forest at Santa Catalina Island Cover 



1A Macrocystis surface canopy near Santa Barbara 87 



IB Infra-red aerial photograph of Macrocystis (orange) canopy 



in Carmel Bay 87 



1C Macrocystis forest with numerous fish beneath the surface 



canopy 87 



ID Pelagophycus porra at Santa Catalina Island 87 



IE Understory canopy of Pterygophora californica 87 



IF The articulated coralline alga Calliarthron , and the purple- 

 ringed top shell Calliostoma annulatum 87 



2A The lined chiton Tonicella lineata on an encrusting coralline 



alga 88 



2B Cup corals and the cobalt sponge Hymenamphiastra 88 



2C Various tunicates and sponges on a vertical wall within a kelp 



forest 88 



2D Red sea urchins surrounded by various foliose red algae .... 88 



2E Pisaster giganteus and a group of strawberry anemones, Cory - 



nactis cal ifornica 88 



2F The hydrocoral Allopora californica 88 



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