O 100^ HQlimedo opuntio 



100 

 95 

 90i 

 85 

 60 i 

 75 



100 

 95 

 90 

 85- 



80 



75 



Hoiimeao discoideo 



47 



i m 



15 120 160 



50 100 



100 

 95 

 90 

 85-1 

 80 

 75 



f Halimedq gracilis 



70 T70 depth (leet) 



ISO d*plh(f*et) 



O50- 

 O 

 o 

 "«5 



40 



35 



30 



Halimedq goreauii 



m 



15 100 150 depth (f«et) 



Fig. 88. Calcium carbonate content of soine Jamaican Halimedae in relation to depth. 

 The number of collections analysed is given in each box of the graph. (From Bohm, 

 1973a.) 



