1 92 1.] Bird-M'uivatlon hi/ the Markiny Method. 491 



TABLE VI. 



Age Analysis of Reappearances of Lapwings marked as 

 CHICKS IN Scotland or the north of England. 



(* See footnote to Table IV.) 



The decreasing number of records in successive yeara 

 naturally follows, of course, from the decreased total of 

 survivors, but it may also represent a lower mortality rate 

 after the first season. The records for the first three seasons 

 suffice to show that age is an unimpoitant factor in de- 

 termining the character of the movements performed. 



The following table is similar to the foregoing, but is 

 based on calendar years : — 



TABLE VIL 



Annual Analysis of Reappearances of Lapwings marked as 



CHICKS IN Scotland and the north op England. 



(* See footnote to Table IV.) 



