USE OF DIAGNOSTIC 

 X-RAY FOR DETERMINING 

 VERTEBRAL NUMBERS OF FISH 



Marine Biological LaboTatory 



LIBRARY 



JUL 1-1958 

 WOODS HOLE, MASS, 



SPECIAL SCIENTIFIC REPORT-FISHERIES No. 244 



UNITED STATES DEPARTMENT OF THE INTERIOR 

 FISH AND WILDLIFE SERVICE 



I 



