a: 



LU 

 GO 



40 



20 







60 n 

 LU 

 < 40- 



cr 



^ 20H 



40-i 



20- 



200n 



100- 



LARVAL STAGE 



I 



nn_ 



111111111 r~i i r 



i i ri i rn ri i i i 



m 



i i i i i i i i iii 



KT 



i i i i i i i i i i i i i 



15 20 25 



TEMP (°C ) 



Figure 6. — Frequency distribution of stage I- IV lobster larvae collected at pre> ail- 

 ing surface water temperatures. 



probability mass at the origin. J. Am. Statist. Assoc. 50:901-908. 

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 island American lobster, Homarus americanus, fishery. Fish. Bull., U.S. 

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 FOGARTY, M. J., D. V. D. BORDEN, and H. J. RUSSELL. 



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 JONES, R. 



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 NICHOLS, J. H.. and P. LAWTON. 



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SCARRATT, D. J. 



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STASKO, A. B. 



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tion. The critical reviews of M. Sissenwine and S. Saila were 

 very helpful. 



LITERATURE CITED 



AITCHISON, J. 



1955. On the distribution of a positive random variable having a discrete 



28 



