418 



THE HERRING FAMILY. 



another respect : their average size upon hatching is appreci- 

 ably less, a result which could have been prognosticated, when 

 the higher mean temperature in August compared with that in 



PS 

 CD 



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SOQ 

 t-S 



H-. Co 



? i 



CD 



s & 



I I. 



I a 



o -> 



CO 



I 



P= Hy- 



CD B 



"P 5' 



O O^ 



n. * 



N* 



O Q3 

 P 



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lyeaH. \ 

 (Autumn) \ 

 \Series) \ ' 



' 2 years -i, 

 \ (Autumn, 

 . Scries) 



April is considered. (See Rate of Growth.) The autumn- 

 brood, like the spring, eventually reach the shallower water 

 and are found in great numbers (whitebait) in the estuaries of 

 rivers. These whitebait, when kept in confinement, swim in 



