McEACHRAN and NRTSICK: DISTRIBUTION AND RELATI\'E ABUNDANCE OF SKATES 



Uf 



o 



z 

 < 



z 



m 



< 



o 



X 



Ui 



o 



2 -I 



WINTER 1967 



6 



JUL 



CO 



o 





to 



00 



to 



? 



|4 



J. 

 4 



_^ SUM ME R 19 6 7 



— 

 o 



2 - 



4 -> 



25 



rO 



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00 

 ro 



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r 



If) 



to 



2_ 

 3 



n 



in 



North 37° N 



(0 



ro 



<r 



15 



South 37° N 



North 37° N 



to 

 o 



CD 

 O 



1^ 

 fO 



(D 



I 2 



South 37° N 



SPRI N G I 967 



4. 

 5 



n 



in 



CO 

 lO 





I 



I 



AUTUMN I 967 



-L ' n 



n 



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OD 

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r 



2 -I 



2 -^ 



CO 



o 



WINTER 1968 



ro 



CT) 



10 



13 



ro 

 1^ 





North 37° N 



2 





South 3 7° N 

 DEPTH IN METERS 



Raja garmani 



Figure 5. — Index of abundance (geometric mean) of Raja garmani captured in the Chesapeake Bight during 

 each cruise within each depth stratum. Data collected north and south of lat. 37°N were analyzed separately. 

 See Figure 3 for an explanation of fractions and whole numbers. 



117 



