160 



Fishery Bulletin 98(1) 



U 





a. 



142 

 132 

 12.2 

 112 

 10.2 

 9.2 



36 h- 



33 



30 1- 

 27 

 24 

 21 



18.1 - 

 16.1 - 

 14.1 



12.1 



10.1 



8.1 



Female- 18 vrs -224 cm 



9 10 11 12 13 14 15 16 17 18 



_1 L_ 



9 10 11 12 13 14 15 16 17 18 



Male- 20yrs - 187cm 



8 9 10 11 12 13 14 15 16 



16 



Figure 5 



Series of microprobe analyses for calcium and phosphorus across annuli in fin-spine sections were used to 

 construct elemental chronologies for Hudson River Atlantic sturgeon. In these two representative chronolo- 

 gies, dashed lines correspond with translucent zones. 



