3S 



MALE 

 Outer shelf 



FEMALE 



SEXES COMBINED 



20 t 



O 10 



a 



20 . 

 15 ., 



c 



<u 



o io 



<u 

 Q. 5 i 



Mean length=29.5 

 n=417 



: 



10 . 

 5 

 -. 



Mean length=28.5 

 n=534 



I \Q , . J , / , U, 



10 20 30 40 50 SO 70 80 90 100 0102030435060 70 



50 



20 + 

 15 .. 

 10 



5 







Mean length=29.0 

 n=951 



Mean length=28.3 

 n=462 



15 . 

 10 



5 







B030 100 10 2030405360 70 8090100 

 20 



Mean length=29.6 

 n=212 



15 

 10 



5 .. 



Mean length=29.0 

 n=711 



I , / , ^- o | , , / , y> o I , / , S- i , , i i 



10 20 30 « 50 BD 70 BO S 100 10 20 30 40 50 60 70 80 90 100 10 2030405060 70 9390100 



Inner shelf 



4N 



4S 



Mean length=26.7 

 n=494 



20 t 



15 . 

 10 



5 .. 



20 



15 



10 



5 







10 2030405060 70 8030 100 10 2030405060 70 8030 100 10 2030405060 70 8030 100 

 20 , 20 t 20 + 



Mean length=28.6 

 n=585 



20 i 

 15 

 10 

 5 



Mean length=27.5 

 n=1079 



15 .. 

 10 



5 







15 J. 15 



10 1 10 







10 2030405060 70 9090 100 10 2030405060 70 8030 100 10 2030405060 70B030 100 

 20 t 20 + 20 



Mean length=28.1 

 n=2068 



15 



10 ,. 

 5 

 _ 



Mean length=27.7 

 n=5242 



Mean length=27.9 

 n=1197 



15 ,. 

 10 



5 ., 

 



Mean length=33.4 

 n=608 



15 

 10 



5 . 



Mean length=29.6 

 n=1805 



10 2030405060 70 8090 100 10 2030405060 70B030 100 10 2030405060 70 8030 1CO 



Overall 



t-> 15 ■'.. 



§ 10 



l_ 



Q. 5 



20 i 



15 .. 



10 .. 

 Mean length=27.6 

 n=5744 



20 



15 .. 



10 

 Mean length=29.1 

 n=4007 



L- 



Mean length=28.3 

 n=9788 



0102030405060 70 8030 100 10 20 30 40 50 60 70 80 90 100 10 2030405060 70 8090100 



Total length (cm) 



Total length (cm) 



Total length (cm) 



Figure 60.— Size composition of Alaska plaice taken during the 1976 Bering Sea spring trawl survey, by sex and geographical area (see Fig. 3). The category sexes 



combined includes male, female, and undetermined. 



85 



