The Salmon 



95 



Fig. 99 is a scale from another small spring fish, more than 

 double the weight of Fig. 97, but having the same number of lines 

 on its scale, denoting it has spent two years in fresh water and two 

 years in the sea. Ten narrow lines can be discerned on the outer 

 portion of the scale, and are known as the winter mark. The latter, 





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FIG. 94. Marked as Kelt, u Ibs., I2th February 1906. Recaptured clean, 26 Ibs., loth July 1907. 



however, must have been added in the autumn, showing that this is 

 not a reliable guide, as these marks are put on at various seasons. 



The fish, Fig. 100, has been up on two occasions. On the outer 

 margin of the scale eight lines can be clearly seen, showing that this 

 fish had gone down as a kelt in the spring. From this contraction to 

 the next ten rings can be counted, denoting it had done the same the 



