FISHERY BULLETIN: VOL. 77. NO. 3 



15 

 14 

 13 

 12 



II 



>- 

 <-> 10 



z 



UJ 



UJ 



£ 8 



Q: 6 



UJ 

 Q. 



5- 

 4 - 

 3- 

 2- 



120 130 



CARAPACE WIDTH 



140 



150 



160 



(mm) 



Figure 4.— Width-frequency distributions of male and female Jonah crabs caught by commercial fishermen in the Boothbay Harbor 



region, 1973-76. 



110 120 130 



CARAPACE WIDTHIniTi) 



160 



Figure 5. — Width-fVequoncy distributions of male and female Jonah crabs caught by commercial fishermen at various locations along 



the Maine coast, 1977-78. 



688 



