216 



BULLETIN OF THE BUREAU OF FISHERIES 



February 23, 1917 (Willey, 1921). He maintains that these individuals would not 

 reproduce where found, but the presence of adults of both sexes of breeding age in 



68' 



Fig. 69.— Calanua hyperboreus. • February to April stations with 50 per cent more than the average number per square 

 meter for the respective months; X, May and June. The large symbols mark three times the average catch or more. 

 The plain curves and arrows indicate the chief lines of migration; the hatched curve the probable site of local reproduction 

 within the Qulf. 



the Bay of Fundy becomes more suggestive of local breeding if taken in conjunction 

 with the existence of a more or less isolated center of abundance for the species off 



