REACTIONS OF LARV/E TO LIGHT. 



271 



/oo 



80 



o 

 Q_ 



60 



E 

 4^ 



CO 



10 



o: 



20 







/ \ 



400 



V 



500 



Wave -I e ncjfh 



100 



FIG. 4. Distribution of stimulating efficiency in the spectrum for shrimp 

 and squid larvae. Solid line, shrimp larvae; broken line, squid larvae. 



