208 



BULLETIN OF THE BUREAU OF FISHERIES 



During the early part of 1926 two distinct modes usually served to distinguish 

 the first two year classes, but after May, 1926, a considerable overlapping between 

 the first and Ihe second year classes resulted, probably owing to the greater rate of 



NO. 

 60^ 



LENGTH-INCHES 

 IS 5.9 59 7.5 9.6 1.9 3.9 5.9 7.5 9.5 M 



mv 



JUL 



MAR 



MAY 



30- 



28- 



2-23 



JUN. 



AUG. 



APR 



27 



25 



N 



0Y7- 



JAN. 



JAN. 



16 



FEB. 



13 



19 



27 



FEB. 



20- 



MAR 



13 



40 

 20 





 40 

 20 







40 

 20 







40 

 20 





 40 

 20 





 40 

 20 







5 10 15 20 25 5 10 l5 20 25 30 



LENGTH -CENTIMETERS 



Fig. 43. — Length-frequency distribution of spots in Texas, 1926-27. Actual fretiucncics iiavc 

 been smoothed by a moving average of threes. Roman numerals indicate year classes 



growth of the youngest or O class and the reduced rate of growth of the second or I 

 class. An unusual feature in the length frequencies is the presence in the catch from 

 MaySOto June 27, 1926, of an unusually large number of spots at 13 to 14 centi- 



P 



OCT 



10-31 



