of the Fishery Board for Scotland. 247 



DESCRIPTION OF PLATE. 

 The curved lines show the rate of growth of the plaice during the first three 

 years. The hlaek line No. I. indicates the average size of the fishes caught at 

 Dunbar in the various months. The red line represents the mean range of vari- 

 ation. The dotted black line No. II. indicates the rate of growth of the plaice in 

 the Kattegat as deduced from Petersen's observations. 



TABLE IX. 



Showing Particulars Regarding Curve No. II. 



Marks 

 of 



Reference. 



Order 

 of the 

 Group. 



Average 



Size 

 in mm. 



Reference. 



© 



A(0) 



About 13 







Petersen's Table III., Records for May 12th. 



© 



A(0) 



22-03 



Do. do. June 10th. 



© 



A(0) 



31-47 



Do. do. July 9th. 



© 



A(0) 



52-48 



Do. do. Sept. 21st. 



© 



A(0) 



58-43 



Do. do. Oct. 19th. 



© 



B(l) 



68 35 



Do. do. May 12th. 





B(l) 



77 93 



Do. do. June 10th. 



© 



B(l) 



86-96 



Table IV. (Col. 4), do. July 8th. 





B(l) 



115-0 



Table III. do. Sept. 21st. 



© 



C(2) 



140-0 



Table VI. (second part), May 25th. 



© 



C(2) 



150-38 



Do. do. June 29th and July 2nd. 



© 



C(2) 



148-84 



Table V., do. July 12th to 19th. 



© 



C(2) 



181-73 



Do. do. Sept. 27th. 



