Crabtree et al.: Age and growth of Megalops atlanticus 



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Figure 1 



Transverse sections of tarpon, Megalops atlanticus, otoliths. (A) Section from a 25- 

 year-old tarpon ( 1,727 mm FL) showing the annuli counted for age estimation. Scale 

 bar = 500 u. (B) Section from a 2-year-old tarpon (506 mm FL) showing the notch 

 formed on the edge of the sulcal ridge. Scale bar = 500 u. (C) Section from a 33-year- 

 old tarpon ( 1.615 mm FL) showing confluent annuli that were interpreted as a single 

 annual mark. Marks 2a and 2b were counted as a single annulus. Scale bar = 50 u. 



