FISHERY BULLETIN: VOL. 73, NO. 1 



WINTER 1967 



UJ 



o 



z 

 < 

 o 



z 



m 



< 



X 



Ui 



a 



2-1 



SPRl N G 1967 



2 



'2 7eA7l 



North 37° N 



=1?1 



-I 1 1 



15 20 25 C 



3 



'U 



South 37° N 



—I AUTUMN 1967 



North 37° N 



I 2 



—1 ^ ' — I 1 1 



5 10 15 20 25 C 



y Qt 



South 37°N 



2 -I 



WINTER 1968 



i.6 -' 



4 J 545 



Da 



z-* 



'^''UV 



North 37°N 



T — 1 1 1 



10 15 20 25 C 



South 37°N 



TEMPERATURE 



Raja eglanteria 



Figure 4. — Index of abundance 'geometric mean) of Raja eglanteria captured in the Chesapeake Bight during 

 each cruise within temperature intervals of TC. Data collected north and south of lat. 37°N were analyzed 

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



116 



