56 



BULLETIN OF THE BUREAU OF FISHERIES. 



a* 



23 

 22 

 21 

 20 

 19 



le 



17 



u 



15 

 14 

 13 

 12 

 II 

 10 

 9 

 8 

 7 

 t 

 5 

 4 

 3 

 2 



Apr. Moji June tlulij Aug.£ept Oct. Nov. Sec 



Jon. Feb. Mch 

 Yeai-Ungs. 



Apr. Moij 



Graph s.— Columbia River (group 2)* Rate of growth, increase in number of rings, and increase 

 in length of anterior radii of scales. Significance of curves is same as in graph 4, with the fol- 

 lowing exception: a indicates collectioa from mouth of small creek near Point Ellice. 



