8 GEORGE V StSSlONAL PAPER No. 38a A. 1918 



SUPPLEMENT 



TO THK 



1th ANNUAL REPORT OF THE DEPARTMENT OF THE NAYAL SERVICE, 



FISHERIES BRANCH. 



CONTRIBUTIONS 



TO 



CANADIAN BIOLOGY 



BEING STUDIES FROM THE 



BIOLOGICAL STATIONS OF CANADA 



1917-1918 



PRINTED BY ORDER OF PARLIAMENT. 





OTTAWA 



J. DE LABROQUERIE TACHE 



PRINTER TO THE KING'S MOST EXCELLENT MAJESTY 



1918 



[No. 38a— 1918.] 



